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Safety and Efficacy Study of ChimeriVax™-JE and JE Inactivated Mouse Brain Vaccine in Children of Descending Age

Randomised, Double Blind, Controlled, Safety, Tolerability and Immunogenicity Phase II Trial of ChimeriVax™-JE and Japanese Encephalitis Inactivated Mouse Brain Vaccine in Children of Descending Age.

Status
Completed
Phases
Phase 2
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT00441259
Enrollment
96
Registered
2007-02-28
Start date
2007-01-31
Completion date
2011-12-31
Last updated
2012-08-27

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Japanese Encephalitis

Keywords

Japanese Encephalitis

Brief summary

This randomised, double-blind study is to be conducted on 96 subjects at multiple sites in India. Subjects will be enrolled by age group and randomised to either ChimeriVax™-JE (JE-CV) or JE Mouse Brain Derived Vaccine (JE-MBDV). Study consists of a screening period, a treatment period and a 2 year follow-up period. Primary safety endpoints will be the adverse event (AE) rates 28 days after completion of vaccination course. The primary efficacy endpoints will be the rate of seroconversion 28 days after completing vaccination.

Interventions

One dose of 4.0 log10 PFU is given in a volume of 1 ml for children aged \> 3 years and 0.5 ml to children and infants aged \< 3 years administered subcutaneously

BIOLOGICALJapanese Encephalitis Inactivated Mouse Brain Vaccine

Two doses of 1 ml reconstituted JE-MBDV is given to subjects aged \> 3 years and 0.5 ml is given to children and infants aged \< 3 years administered subcutaneously

Sponsors

Sanofi
Lead SponsorINDUSTRY

Study design

Allocation
RANDOMIZED
Intervention model
PARALLEL
Primary purpose
PREVENTION
Masking
QUADRUPLE (Subject, Caregiver, Investigator, Outcomes Assessor)

Eligibility

Sex/Gender
ALL
Age
9 Months to 10 Years
Healthy volunteers
Yes

Inclusion criteria

* All aspects of the Protocol explained and written informed consent obtained from the subject's parent or guardian and assent from the child if ≥ 8 years of age. * Aged ≥ 9 months to \< 10 years * In good general health, without significant medical history, physical examination findings, or clinically significant abnormal laboratory results * Subject had to be available for the study duration for the study duration, including all planned follow-up visits.

Exclusion criteria

* A history of vaccination against, or infection with, JE or other flaviviruses (e.g. Kyanasur Forest Disease, West Nile virus, dengue fever). Previous JE vaccination was to be determined by history (interview of subject's parent or guardian) or by inspecting the child's official vaccination record. * Demonstration of parasitemia on malaria blood smear at Screening. * History of residence in or travel to a JE-endemic region of India or elsewhere in Asia (for periods of 4 weeks or more). * hypersensitivity to thimerosal or gelatin * Have received a transfusion of blood, blood products or serum globulin in the preceding 6 months, * Have an immunodeficiency or neurological disorder, or take drugs that suppress the immune system, * Have a history of severe reaction to other vaccines, * Have a chronic condition requiring medication, * Intend to travel out of the area during the study period, * Have spent at least 4 weeks in a JE-endemic region, * Plan to receive any other vaccination within the double-blind treatment period, or who have received a vaccination in the month preceding Screening, * Exhibit signs of secondary or tertiary malnutrition, * Are seropositive to human immunodeficiency virus (HIV), Hepatitis B or C, * Have malaria infection, or who have a fever within 3 days before vaccination. * Those with an acute fever, or with previously scheduled vaccinations, may be rescheduled. * Consideration of the routine immunisation schedule should be made such that it is ensured that routine vaccinations due are either given before entry to the trial, or afterwards if delayed because of the trial.

Design outcomes

Primary

MeasureTime frameDescription
Number of Participants With Treatment Emergent Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineDay 14 up to Day 42 Post-vaccination
Number of Participants With Treatment-Related Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineDay 14 up to Day 42 Post-vaccination
Number of Participants With Seroconversion After Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineDay 42 Post-vaccinationAntibodies to Japanese encephalitis (JE) virus were measured with 50% plaque reduction neutralization tests (PRNT50) using JE CV virus, JE virus Nakayama strain, and JE virus strain 826309 (Indian wild-type). Seroconversion was defined as a titer ≥10 1/dil for participants who were seronegative at baseline and ≥ 4 fold rise for participants who were seropositive at baseline (titer ≥ 10 1/dil).
Geometric Mean Titers (GMTs) of Japanese Encephalitis Viruses After Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineDay 42 Post Dose 1Antibodies to Japanese encephalitis (JE) virus were measured with 50% plaque reduction neutralization tests (PRNT50) using JE CV virus, JE virus Nakayama strain, and JE virus strain 826309 (Indian wild-type).

Secondary

MeasureTime frameDescription
Number of Participants With Seroconversion After Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineDay 42 Post Dose 1Antibodies to Japanese encephalitis (JE) virus were measured with 50% plaque reduction neutralization tests (PRNT50) using JE CV virus, JE virus Nakayama strain, and JE virus strain 826309 (Indian wild-type). Seroconversion was defined as a titer ≥10 1/dil for participants who were seronegative at baseline and ≥ 4 fold rise for participants who were seropositive at baseline (titer ≥ 10 1/dil).
Geometric Mean Titers (GMTs) Using Neutralizing Antibody to Japanese Encephalitis Viruses After Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineDay 42 Post-vaccinationAntibodies to Japanese encephalitis (JE) virus were measured with 50% plaque reduction neutralization tests (PRNT50) using JE CV virus, JE virus Nakayama strain, and JE virus strain 826309 (Indian wild-type).

Countries

India

Participant flow

Recruitment details

Participants were enrolled and vaccinated from 03 January 2007 to 13 January 2009 at 3 clinical centers in India.

Pre-assignment details

A total of 96 participants who met the inclusion and exclusion criteria were enrolled and vaccinated.

Participants by arm

ArmCount
ChimeriVax™-JE
Participants received one dose of placebo on Day 0 followed by one dose of Japanese encephalitis chimeric virus vaccine (ChimeriVax™-JE) on Day 14.
48
Mouse Brain Derived Vaccine
Participants received 2 doses of Japanese encephalitis inactivated mouse brain derived vaccine: 1 dose on Day 0 and 1 dose on Day 14.
48
Total96

Baseline characteristics

CharacteristicMouse Brain Derived VaccineChimeriVax™-JETotal
Age, Categorical
<=18 years
48 Participants48 Participants96 Participants
Age, Categorical
>=65 years
0 Participants0 Participants0 Participants
Age, Categorical
Between 18 and 65 years
0 Participants0 Participants0 Participants
Age Continuous3.7 Years
STANDARD_DEVIATION 2.89
3.8 Years
STANDARD_DEVIATION 2.98
3.7 Years
STANDARD_DEVIATION 2.52
Region of Enrollment
India
48 Participants48 Participants96 Participants
Sex: Female, Male
Female
21 Participants27 Participants48 Participants
Sex: Female, Male
Male
27 Participants21 Participants48 Participants

Adverse events

Event typeEG000
affected / at risk
EG001
affected / at risk
deaths
Total, all-cause mortality
— / —— / —
other
Total, other adverse events
6 / 485 / 48
serious
Total, serious adverse events
0 / 480 / 48

Outcome results

Primary

Geometric Mean Titers (GMTs) of Japanese Encephalitis Viruses After Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived Vaccine

Antibodies to Japanese encephalitis (JE) virus were measured with 50% plaque reduction neutralization tests (PRNT50) using JE CV virus, JE virus Nakayama strain, and JE virus strain 826309 (Indian wild-type).

Time frame: Day 42 Post Dose 1

Population: Geometric Mean Titers were assessed in participants who received all doses of the investigational product in the Treatment Period, had Baseline and post-vaccination blood samples (Day 42) for antibody analysis, per-protocol population.

ArmMeasureGroupValue (GEOMETRIC_MEAN)
ChimeriVax™-JEGeometric Mean Titers (GMTs) of Japanese Encephalitis Viruses After Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineHomologous virus Nakayama strain PRNT (N = 0, 35)NA Titers
ChimeriVax™-JEGeometric Mean Titers (GMTs) of Japanese Encephalitis Viruses After Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineNakayama PRNT (N = 33, 35)7.8 Titers
ChimeriVax™-JEGeometric Mean Titers (GMTs) of Japanese Encephalitis Viruses After Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineJE-CV PRNT (N = 34, 35)313.5 Titers
ChimeriVax™-JEGeometric Mean Titers (GMTs) of Japanese Encephalitis Viruses After Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineIndian WT virus PRNT (N = 34, 35)60.1 Titers
ChimeriVax™-JEGeometric Mean Titers (GMTs) of Japanese Encephalitis Viruses After Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineHomologous JE-CV virus PRNT (N = 34, 0)313.5 Titers
Mouse Brain Derived VaccineGeometric Mean Titers (GMTs) of Japanese Encephalitis Viruses After Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineIndian WT virus PRNT (N = 34, 35)17.1 Titers
Mouse Brain Derived VaccineGeometric Mean Titers (GMTs) of Japanese Encephalitis Viruses After Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineHomologous JE-CV virus PRNT (N = 34, 0)NA Titers
Mouse Brain Derived VaccineGeometric Mean Titers (GMTs) of Japanese Encephalitis Viruses After Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineHomologous virus Nakayama strain PRNT (N = 0, 35)8.0 Titers
Mouse Brain Derived VaccineGeometric Mean Titers (GMTs) of Japanese Encephalitis Viruses After Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineJE-CV PRNT (N = 34, 35)49.7 Titers
Mouse Brain Derived VaccineGeometric Mean Titers (GMTs) of Japanese Encephalitis Viruses After Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineNakayama PRNT (N = 33, 35)8.0 Titers
Primary

Number of Participants With Seroconversion After Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived Vaccine

Antibodies to Japanese encephalitis (JE) virus were measured with 50% plaque reduction neutralization tests (PRNT50) using JE CV virus, JE virus Nakayama strain, and JE virus strain 826309 (Indian wild-type). Seroconversion was defined as a titer ≥10 1/dil for participants who were seronegative at baseline and ≥ 4 fold rise for participants who were seropositive at baseline (titer ≥ 10 1/dil).

Time frame: Day 42 Post-vaccination

Population: Seroconversion was assessed all participants who received all doses of the investigational product in the Treatment Period, had Baseline and post-vaccination samples (Day 42) for antibody analysis, per-protocol population.

ArmMeasureGroupValue (NUMBER)
ChimeriVax™-JENumber of Participants With Seroconversion After Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineHomologous virus Nakayama strain PRNT (N = 0, 35)NA Participants
ChimeriVax™-JENumber of Participants With Seroconversion After Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineNakayama PRNT (N = 32, 35)8 Participants
ChimeriVax™-JENumber of Participants With Seroconversion After Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineJE-CV PRNT (N = 33, 35)33 Participants
ChimeriVax™-JENumber of Participants With Seroconversion After Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineIndian WT virus PRNT (N = 33, 35)27 Participants
ChimeriVax™-JENumber of Participants With Seroconversion After Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineHomologous JE-CV virus PRNT (N = 33, 0)33 Participants
Mouse Brain Derived VaccineNumber of Participants With Seroconversion After Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineIndian WT virus PRNT (N = 33, 35)26 Participants
Mouse Brain Derived VaccineNumber of Participants With Seroconversion After Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineHomologous JE-CV virus PRNT (N = 33, 0)NA Participants
Mouse Brain Derived VaccineNumber of Participants With Seroconversion After Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineHomologous virus Nakayama strain PRNT (N = 0, 35)8 Participants
Mouse Brain Derived VaccineNumber of Participants With Seroconversion After Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineJE-CV PRNT (N = 33, 35)33 Participants
Mouse Brain Derived VaccineNumber of Participants With Seroconversion After Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineNakayama PRNT (N = 32, 35)8 Participants
Primary

Number of Participants With Treatment Emergent Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived Vaccine

Time frame: Day 14 up to Day 42 Post-vaccination

Population: Adverse events were assessed in all enrolled participants, intent-to-treat (safety) population.

ArmMeasureGroupValue (NUMBER)
ChimeriVax™-JENumber of Participants With Treatment Emergent Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineNasopharyngitis (All; N = 48, 48)2 Participants
ChimeriVax™-JENumber of Participants With Treatment Emergent Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineOtitis Media Acute (All; N = 48, 48)1 Participants
ChimeriVax™-JENumber of Participants With Treatment Emergent Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineDiarrhea Infectious (All; N = 48, 48)1 Participants
ChimeriVax™-JENumber of Participants With Treatment Emergent Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineDysentery (All; N = 48, 48)1 Participants
ChimeriVax™-JENumber of Participants With Treatment Emergent Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineHepatitis A (All; N = 48, 48)1 Participants
ChimeriVax™-JENumber of Participants With Treatment Emergent Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineRash Pustular (All; N = 48, 48)1 Participants
ChimeriVax™-JENumber of Participants With Treatment Emergent Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineTonsillitis (All; N = 48, 48)1 Participants
ChimeriVax™-JENumber of Participants With Treatment Emergent Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineUpper Respiratory Tract Infection (All; N=48, 48)1 Participants
ChimeriVax™-JENumber of Participants With Treatment Emergent Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineVaricella (All; N = 48, 48)1 Participants
ChimeriVax™-JENumber of Participants With Treatment Emergent Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineImpetigo (All; N = 48, 48)0 Participants
ChimeriVax™-JENumber of Participants With Treatment Emergent Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccinePharyngitis (All; N = 48, 48)0 Participants
ChimeriVax™-JENumber of Participants With Treatment Emergent Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineViral Upper Respiratory Tract Infect. (All;N=48,480 Participants
ChimeriVax™-JENumber of Participants With Treatment Emergent Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineDiarrhea (All; N = 48, 48)3 Participants
ChimeriVax™-JENumber of Participants With Treatment Emergent Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineVomiting (All; N = 48, 48)2 Participants
ChimeriVax™-JENumber of Participants With Treatment Emergent Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineHaematochezia (All; N = 48, 48)1 Participants
ChimeriVax™-JENumber of Participants With Treatment Emergent Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineMucous Stools (All; N = 48, 48)1 Participants
ChimeriVax™-JENumber of Participants With Treatment Emergent Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineConstipation (All; N = 48, 48)0 Participants
ChimeriVax™-JENumber of Participants With Treatment Emergent Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineRhinorrhea (All; N = 48, 48)3 Participants
ChimeriVax™-JENumber of Participants With Treatment Emergent Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineCough (All; N = 48, 48)2 Participants
ChimeriVax™-JENumber of Participants With Treatment Emergent Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineWheezing (All; N = 48, 48)0 Participants
ChimeriVax™-JENumber of Participants With Treatment Emergent Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccinePyrexia (All; N = 48, 48)2 Participants
ChimeriVax™-JENumber of Participants With Treatment Emergent Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineFace Edema (All; N = 48, 48)1 Participants
ChimeriVax™-JENumber of Participants With Treatment Emergent Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineInjection Site Pain (All; N = 48, 48)1 Participants
ChimeriVax™-JENumber of Participants With Treatment Emergent Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineInjection Site Swelling (All; N = 48, 48)0 Participants
ChimeriVax™-JENumber of Participants With Treatment Emergent Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineMalaise (All; N = 48, 48)1 Participants
ChimeriVax™-JENumber of Participants With Treatment Emergent Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccinePain (All; N = 48, 48)1 Participants
ChimeriVax™-JENumber of Participants With Treatment Emergent Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineIrritability (All; N = 48, 48)0 Participants
ChimeriVax™-JENumber of Participants With Treatment Emergent Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineAnorexia (All; N = 48, 48)2 Participants
ChimeriVax™-JENumber of Participants With Treatment Emergent Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineAnemia (All; N = 48, 48)2 Participants
ChimeriVax™-JENumber of Participants With Treatment Emergent Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineEosinophilia (All; N = 48, 48)0 Participants
ChimeriVax™-JENumber of Participants With Treatment Emergent Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineLacrimation Increased (All; N = 48, 48)0 Participants
ChimeriVax™-JENumber of Participants With Treatment Emergent Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineLaziness (All; N = 48, 48)2 Participants
ChimeriVax™-JENumber of Participants With Treatment Emergent Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineErythema (All; N = 48, 48)1 Participants
ChimeriVax™-JENumber of Participants With Treatment Emergent Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineRash (All; N = 48, 48)1 Participants
ChimeriVax™-JENumber of Participants With Treatment Emergent Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineInjury (All; N = 48, 48)1 Participants
ChimeriVax™-JENumber of Participants With Treatment Emergent Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineEosinophil Count Increased (All; N = 48, 48)0 Participants
ChimeriVax™-JENumber of Participants With Treatment Emergent Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineHemoglobin Decreased (All; N = 48, 48)1 Participants
ChimeriVax™-JENumber of Participants With Treatment Emergent Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccinePyrexia (≥5 to <10 yr; N = 16, 16)2 Participants
ChimeriVax™-JENumber of Participants With Treatment Emergent Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineInjection Site Pain (≥5 to <10 yr; N = 16, 16)1 Participants
ChimeriVax™-JENumber of Participants With Treatment Emergent Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccinePain (≥5 to <10 yr; N = 16, 16)1 Participants
ChimeriVax™-JENumber of Participants With Treatment Emergent Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineUpper Respiratory Tract Infection (≥5 to <10 yr;1 Participants
ChimeriVax™-JENumber of Participants With Treatment Emergent Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineEosinophil Count Increased (≥5 to <10 yr; N=16, 160 Participants
ChimeriVax™-JENumber of Participants With Treatment Emergent Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineOtitis Media Acute (≥2 to <5 yr: N=16, 16)1 Participants
ChimeriVax™-JENumber of Participants With Treatment Emergent Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineDiarrhea Infectious (≥2 to <5 yr: N=16, 16)1 Participants
ChimeriVax™-JENumber of Participants With Treatment Emergent Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineHepatitis A (≥2 to <5 yr: N=16, 16)1 Participants
ChimeriVax™-JENumber of Participants With Treatment Emergent Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineRash Pustular (≥2 to <5 yr: N=16, 16)1 Participants
ChimeriVax™-JENumber of Participants With Treatment Emergent Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineTonsillitis (≥2 to <5 yr: N=16, 16)1 Participants
ChimeriVax™-JENumber of Participants With Treatment Emergent Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineVaricella (≥2 to <5 yr: N=16, 16)1 Participants
ChimeriVax™-JENumber of Participants With Treatment Emergent Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineVomiting (≥2 to <5 yr: N=16, 16)1 Participants
ChimeriVax™-JENumber of Participants With Treatment Emergent Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineInjection Site Pain (≥2 to <5 yr: N=16, 16)0 Participants
ChimeriVax™-JENumber of Participants With Treatment Emergent Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineInjection Site Swelling (≥2 to <5 yr: N=16, 16)0 Participants
ChimeriVax™-JENumber of Participants With Treatment Emergent Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccinePyrexia (≥2 to <5 yr: N=16, 16)0 Participants
ChimeriVax™-JENumber of Participants With Treatment Emergent Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineRhinorrhea (≥2 to <5 yr: N=16, 16)1 Participants
ChimeriVax™-JENumber of Participants With Treatment Emergent Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineDiarrhea (≥9 mo to <2 yr; N = 16, 16)3 Participants
ChimeriVax™-JENumber of Participants With Treatment Emergent Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineVomiting (≥9 mo to <2 yr; N = 16, 16)1 Participants
ChimeriVax™-JENumber of Participants With Treatment Emergent Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineHaematochezia (≥9 mo to <2 yr; N = 16, 16)1 Participants
ChimeriVax™-JENumber of Participants With Treatment Emergent Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineMucous Stools (≥9 mo to <2 yr; N = 16, 16)1 Participants
ChimeriVax™-JENumber of Participants With Treatment Emergent Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineConstipation (≥9 mo to <2 yr; N = 16, 16)0 Participants
ChimeriVax™-JENumber of Participants With Treatment Emergent Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineCough (≥9 mo to <2 yr; N = 16, 16)2 Participants
ChimeriVax™-JENumber of Participants With Treatment Emergent Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineRhinorrhea (≥9 mo to <2 yr; N = 16, 16)2 Participants
ChimeriVax™-JENumber of Participants With Treatment Emergent Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineWheezing (≥9 mo to <2 yr; N = 16, 16)0 Participants
ChimeriVax™-JENumber of Participants With Treatment Emergent Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineNasopharyngitis (≥9 mo to <2 yr; N = 16, 16)2 Participants
ChimeriVax™-JENumber of Participants With Treatment Emergent Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineDysentery (≥9 mo to <2 yr; N = 16, 16)1 Participants
ChimeriVax™-JENumber of Participants With Treatment Emergent Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineImpetigo (≥9 mo to <2 yr; N = 16, 16)0 Participants
ChimeriVax™-JENumber of Participants With Treatment Emergent Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccinePharyngitis (≥9 mo to <2 yr; N = 16, 16)0 Participants
ChimeriVax™-JENumber of Participants With Treatment Emergent Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineViral Upper Respiratory Tract Inf (≥9 mo to <2 yr)0 Participants
ChimeriVax™-JENumber of Participants With Treatment Emergent Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineAnorexia (≥9 mo to <2 yr; N = 16, 16)2 Participants
ChimeriVax™-JENumber of Participants With Treatment Emergent Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineAnemia (≥9 mo to <2 yr; N = 16, 16)2 Participants
ChimeriVax™-JENumber of Participants With Treatment Emergent Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineEosinophilia (≥9 mo to <2 yr; N = 16, 16)0 Participants
ChimeriVax™-JENumber of Participants With Treatment Emergent Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineIrritability (≥9 mo to <2 yr; N = 16, 16)0 Participants
ChimeriVax™-JENumber of Participants With Treatment Emergent Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineFace Edema (≥9 mo to <2 yr; N = 16, 16)1 Participants
ChimeriVax™-JENumber of Participants With Treatment Emergent Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineMalaise (≥9 mo to <2 yr; N = 16, 16)1 Participants
ChimeriVax™-JENumber of Participants With Treatment Emergent Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineInjection Site Pain (≥9 mo to <2 yr; N = 16, 16)0 Participants
ChimeriVax™-JENumber of Participants With Treatment Emergent Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineLaziness (≥9 mo to <2 yr; N = 16, 16)2 Participants
ChimeriVax™-JENumber of Participants With Treatment Emergent Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineLacrimation Increased (≥9 mo to <2 yr; N = 16, 16)0 Participants
ChimeriVax™-JENumber of Participants With Treatment Emergent Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineErythema (≥9 mo to <2 yr; N = 16, 16)1 Participants
ChimeriVax™-JENumber of Participants With Treatment Emergent Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineRash (≥9 mo to <2 yr; N = 16, 16)1 Participants
ChimeriVax™-JENumber of Participants With Treatment Emergent Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineInjury (≥9 mo to <2 yr; N = 16, 16)1 Participants
ChimeriVax™-JENumber of Participants With Treatment Emergent Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineHemoglobin Decreased (≥9 mo to <2 yr; N = 16, 16)1 Participants
Mouse Brain Derived VaccineNumber of Participants With Treatment Emergent Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccinePain (≥5 to <10 yr; N = 16, 16)0 Participants
Mouse Brain Derived VaccineNumber of Participants With Treatment Emergent Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineNasopharyngitis (All; N = 48, 48)2 Participants
Mouse Brain Derived VaccineNumber of Participants With Treatment Emergent Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineRhinorrhea (≥9 mo to <2 yr; N = 16, 16)3 Participants
Mouse Brain Derived VaccineNumber of Participants With Treatment Emergent Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineOtitis Media Acute (All; N = 48, 48)0 Participants
Mouse Brain Derived VaccineNumber of Participants With Treatment Emergent Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineUpper Respiratory Tract Infection (≥5 to <10 yr;0 Participants
Mouse Brain Derived VaccineNumber of Participants With Treatment Emergent Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineDiarrhea Infectious (All; N = 48, 48)0 Participants
Mouse Brain Derived VaccineNumber of Participants With Treatment Emergent Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineIrritability (≥9 mo to <2 yr; N = 16, 16)2 Participants
Mouse Brain Derived VaccineNumber of Participants With Treatment Emergent Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineDysentery (All; N = 48, 48)0 Participants
Mouse Brain Derived VaccineNumber of Participants With Treatment Emergent Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineEosinophil Count Increased (≥5 to <10 yr; N=16, 161 Participants
Mouse Brain Derived VaccineNumber of Participants With Treatment Emergent Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineHepatitis A (All; N = 48, 48)0 Participants
Mouse Brain Derived VaccineNumber of Participants With Treatment Emergent Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineWheezing (≥9 mo to <2 yr; N = 16, 16)2 Participants
Mouse Brain Derived VaccineNumber of Participants With Treatment Emergent Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineRash Pustular (All; N = 48, 48)0 Participants
Mouse Brain Derived VaccineNumber of Participants With Treatment Emergent Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineOtitis Media Acute (≥2 to <5 yr: N=16, 16)0 Participants
Mouse Brain Derived VaccineNumber of Participants With Treatment Emergent Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineTonsillitis (All; N = 48, 48)0 Participants
Mouse Brain Derived VaccineNumber of Participants With Treatment Emergent Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineLacrimation Increased (≥9 mo to <2 yr; N = 16, 16)1 Participants
Mouse Brain Derived VaccineNumber of Participants With Treatment Emergent Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineUpper Respiratory Tract Infection (All; N=48, 48)0 Participants
Mouse Brain Derived VaccineNumber of Participants With Treatment Emergent Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineDiarrhea Infectious (≥2 to <5 yr: N=16, 16)0 Participants
Mouse Brain Derived VaccineNumber of Participants With Treatment Emergent Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineVaricella (All; N = 48, 48)0 Participants
Mouse Brain Derived VaccineNumber of Participants With Treatment Emergent Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineNasopharyngitis (≥9 mo to <2 yr; N = 16, 16)2 Participants
Mouse Brain Derived VaccineNumber of Participants With Treatment Emergent Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineImpetigo (All; N = 48, 48)1 Participants
Mouse Brain Derived VaccineNumber of Participants With Treatment Emergent Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineHepatitis A (≥2 to <5 yr: N=16, 16)0 Participants
Mouse Brain Derived VaccineNumber of Participants With Treatment Emergent Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccinePharyngitis (All; N = 48, 48)1 Participants
Mouse Brain Derived VaccineNumber of Participants With Treatment Emergent Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineFace Edema (≥9 mo to <2 yr; N = 16, 16)0 Participants
Mouse Brain Derived VaccineNumber of Participants With Treatment Emergent Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineViral Upper Respiratory Tract Infect. (All;N=48,481 Participants
Mouse Brain Derived VaccineNumber of Participants With Treatment Emergent Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineRash Pustular (≥2 to <5 yr: N=16, 16)0 Participants
Mouse Brain Derived VaccineNumber of Participants With Treatment Emergent Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineDiarrhea (All; N = 48, 48)2 Participants
Mouse Brain Derived VaccineNumber of Participants With Treatment Emergent Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineDysentery (≥9 mo to <2 yr; N = 16, 16)0 Participants
Mouse Brain Derived VaccineNumber of Participants With Treatment Emergent Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineVomiting (All; N = 48, 48)1 Participants
Mouse Brain Derived VaccineNumber of Participants With Treatment Emergent Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineTonsillitis (≥2 to <5 yr: N=16, 16)0 Participants
Mouse Brain Derived VaccineNumber of Participants With Treatment Emergent Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineHaematochezia (All; N = 48, 48)0 Participants
Mouse Brain Derived VaccineNumber of Participants With Treatment Emergent Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineHemoglobin Decreased (≥9 mo to <2 yr; N = 16, 16)0 Participants
Mouse Brain Derived VaccineNumber of Participants With Treatment Emergent Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineMucous Stools (All; N = 48, 48)0 Participants
Mouse Brain Derived VaccineNumber of Participants With Treatment Emergent Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineVaricella (≥2 to <5 yr: N=16, 16)0 Participants
Mouse Brain Derived VaccineNumber of Participants With Treatment Emergent Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineConstipation (All; N = 48, 48)1 Participants
Mouse Brain Derived VaccineNumber of Participants With Treatment Emergent Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineImpetigo (≥9 mo to <2 yr; N = 16, 16)1 Participants
Mouse Brain Derived VaccineNumber of Participants With Treatment Emergent Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineRhinorrhea (All; N = 48, 48)3 Participants
Mouse Brain Derived VaccineNumber of Participants With Treatment Emergent Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineVomiting (≥2 to <5 yr: N=16, 16)0 Participants
Mouse Brain Derived VaccineNumber of Participants With Treatment Emergent Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineCough (All; N = 48, 48)2 Participants
Mouse Brain Derived VaccineNumber of Participants With Treatment Emergent Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineMalaise (≥9 mo to <2 yr; N = 16, 16)1 Participants
Mouse Brain Derived VaccineNumber of Participants With Treatment Emergent Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineWheezing (All; N = 48, 48)2 Participants
Mouse Brain Derived VaccineNumber of Participants With Treatment Emergent Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineInjection Site Pain (≥2 to <5 yr: N=16, 16)1 Participants
Mouse Brain Derived VaccineNumber of Participants With Treatment Emergent Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccinePyrexia (All; N = 48, 48)1 Participants
Mouse Brain Derived VaccineNumber of Participants With Treatment Emergent Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccinePharyngitis (≥9 mo to <2 yr; N = 16, 16)1 Participants
Mouse Brain Derived VaccineNumber of Participants With Treatment Emergent Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineFace Edema (All; N = 48, 48)0 Participants
Mouse Brain Derived VaccineNumber of Participants With Treatment Emergent Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineInjection Site Swelling (≥2 to <5 yr: N=16, 16)1 Participants
Mouse Brain Derived VaccineNumber of Participants With Treatment Emergent Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineInjection Site Pain (All; N = 48, 48)2 Participants
Mouse Brain Derived VaccineNumber of Participants With Treatment Emergent Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineErythema (≥9 mo to <2 yr; N = 16, 16)0 Participants
Mouse Brain Derived VaccineNumber of Participants With Treatment Emergent Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineInjection Site Swelling (All; N = 48, 48)1 Participants
Mouse Brain Derived VaccineNumber of Participants With Treatment Emergent Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccinePyrexia (≥2 to <5 yr: N=16, 16)1 Participants
Mouse Brain Derived VaccineNumber of Participants With Treatment Emergent Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineMalaise (All; N = 48, 48)1 Participants
Mouse Brain Derived VaccineNumber of Participants With Treatment Emergent Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineViral Upper Respiratory Tract Inf (≥9 mo to <2 yr)1 Participants
Mouse Brain Derived VaccineNumber of Participants With Treatment Emergent Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccinePain (All; N = 48, 48)0 Participants
Mouse Brain Derived VaccineNumber of Participants With Treatment Emergent Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineRhinorrhea (≥2 to <5 yr: N=16, 16)0 Participants
Mouse Brain Derived VaccineNumber of Participants With Treatment Emergent Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineIrritability (All; N = 48, 48)2 Participants
Mouse Brain Derived VaccineNumber of Participants With Treatment Emergent Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineInjection Site Pain (≥9 mo to <2 yr; N = 16, 16)1 Participants
Mouse Brain Derived VaccineNumber of Participants With Treatment Emergent Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineAnorexia (All; N = 48, 48)1 Participants
Mouse Brain Derived VaccineNumber of Participants With Treatment Emergent Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineDiarrhea (≥9 mo to <2 yr; N = 16, 16)2 Participants
Mouse Brain Derived VaccineNumber of Participants With Treatment Emergent Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineAnemia (All; N = 48, 48)2 Participants
Mouse Brain Derived VaccineNumber of Participants With Treatment Emergent Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineAnorexia (≥9 mo to <2 yr; N = 16, 16)1 Participants
Mouse Brain Derived VaccineNumber of Participants With Treatment Emergent Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineEosinophilia (All; N = 48, 48)1 Participants
Mouse Brain Derived VaccineNumber of Participants With Treatment Emergent Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineVomiting (≥9 mo to <2 yr; N = 16, 16)1 Participants
Mouse Brain Derived VaccineNumber of Participants With Treatment Emergent Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineLacrimation Increased (All; N = 48, 48)1 Participants
Mouse Brain Derived VaccineNumber of Participants With Treatment Emergent Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineInjury (≥9 mo to <2 yr; N = 16, 16)0 Participants
Mouse Brain Derived VaccineNumber of Participants With Treatment Emergent Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineLaziness (All; N = 48, 48)1 Participants
Mouse Brain Derived VaccineNumber of Participants With Treatment Emergent Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineHaematochezia (≥9 mo to <2 yr; N = 16, 16)0 Participants
Mouse Brain Derived VaccineNumber of Participants With Treatment Emergent Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineErythema (All; N = 48, 48)0 Participants
Mouse Brain Derived VaccineNumber of Participants With Treatment Emergent Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineAnemia (≥9 mo to <2 yr; N = 16, 16)2 Participants
Mouse Brain Derived VaccineNumber of Participants With Treatment Emergent Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineRash (All; N = 48, 48)0 Participants
Mouse Brain Derived VaccineNumber of Participants With Treatment Emergent Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineMucous Stools (≥9 mo to <2 yr; N = 16, 16)0 Participants
Mouse Brain Derived VaccineNumber of Participants With Treatment Emergent Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineInjury (All; N = 48, 48)0 Participants
Mouse Brain Derived VaccineNumber of Participants With Treatment Emergent Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineLaziness (≥9 mo to <2 yr; N = 16, 16)1 Participants
Mouse Brain Derived VaccineNumber of Participants With Treatment Emergent Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineEosinophil Count Increased (All; N = 48, 48)1 Participants
Mouse Brain Derived VaccineNumber of Participants With Treatment Emergent Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineConstipation (≥9 mo to <2 yr; N = 16, 16)1 Participants
Mouse Brain Derived VaccineNumber of Participants With Treatment Emergent Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineHemoglobin Decreased (All; N = 48, 48)0 Participants
Mouse Brain Derived VaccineNumber of Participants With Treatment Emergent Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineEosinophilia (≥9 mo to <2 yr; N = 16, 16)1 Participants
Mouse Brain Derived VaccineNumber of Participants With Treatment Emergent Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccinePyrexia (≥5 to <10 yr; N = 16, 16)0 Participants
Mouse Brain Derived VaccineNumber of Participants With Treatment Emergent Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineCough (≥9 mo to <2 yr; N = 16, 16)2 Participants
Mouse Brain Derived VaccineNumber of Participants With Treatment Emergent Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineInjection Site Pain (≥5 to <10 yr; N = 16, 16)0 Participants
Mouse Brain Derived VaccineNumber of Participants With Treatment Emergent Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineRash (≥9 mo to <2 yr; N = 16, 16)0 Participants
Primary

Number of Participants With Treatment-Related Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived Vaccine

Time frame: Day 14 up to Day 42 Post-vaccination

Population: Adverse events were assessed all enrolled and vaccinated participants, intent-to-treat (safety) population.

ArmMeasureGroupValue (NUMBER)
ChimeriVax™-JENumber of Participants With Treatment-Related Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineInjection Site Pain (≥5 to <10 yr; N = 16, 16)1 Participants
ChimeriVax™-JENumber of Participants With Treatment-Related Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineHematochezia (All; N = 48, 48)1 Participants
ChimeriVax™-JENumber of Participants With Treatment-Related Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccinePain (≥5 to <10 yr; N = 16, 16)1 Participants
ChimeriVax™-JENumber of Participants With Treatment-Related Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineInjection Site Pain (All; N = 48, 48)1 Participants
ChimeriVax™-JENumber of Participants With Treatment-Related Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineUpper Respiratory Tract Infection (≥5 to <10 yr)1 Participants
ChimeriVax™-JENumber of Participants With Treatment-Related Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineImpetigo (All; N = 48, 48)0 Participants
ChimeriVax™-JENumber of Participants With Treatment-Related Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineInjection Site Pain (≥2 to <5 yr; N = 16, 16)0 Participants
ChimeriVax™-JENumber of Participants With Treatment-Related Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineInjection Site Swelling (All; N = 48, 48)0 Participants
ChimeriVax™-JENumber of Participants With Treatment-Related Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineInjection Site Swelling (≥2 to <5 yr; N = 16, 16)0 Participants
ChimeriVax™-JENumber of Participants With Treatment-Related Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineMucous Stools (All; N = 48, 48)1 Participants
ChimeriVax™-JENumber of Participants With Treatment-Related Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineDiarrhea (≥9 mo to <2 yr; N = 16, 16)1 Participants
ChimeriVax™-JENumber of Participants With Treatment-Related Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineMalaise (All; N = 48, 48)1 Participants
ChimeriVax™-JENumber of Participants With Treatment-Related Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineVomiting (≥9 mo to <2 yr; N = 16, 16)1 Participants
ChimeriVax™-JENumber of Participants With Treatment-Related Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineDiarrhea (All; N = 48, 48)1 Participants
ChimeriVax™-JENumber of Participants With Treatment-Related Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineHematochezia (≥9 mo to <2 yr; N = 16, 16)1 Participants
ChimeriVax™-JENumber of Participants With Treatment-Related Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccinePain (All; N = 48, 48)1 Participants
ChimeriVax™-JENumber of Participants With Treatment-Related Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineMucous Stools (≥9 mo to <2 yr; N = 16, 16)1 Participants
ChimeriVax™-JENumber of Participants With Treatment-Related Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineRhinorrhea (All; N = 48, 48)1 Participants
ChimeriVax™-JENumber of Participants With Treatment-Related Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineCough (≥9 mo to <2 yr; N = 16, 16)2 Participants
ChimeriVax™-JENumber of Participants With Treatment-Related Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineIrritability (All; N = 48, 48)0 Participants
ChimeriVax™-JENumber of Participants With Treatment-Related Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineRhinorrhea(≥9 mo to <2 yr; N = 16, 16)1 Participants
ChimeriVax™-JENumber of Participants With Treatment-Related Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineUpper Respiratory Tract Infection (All; N =48, 48)1 Participants
ChimeriVax™-JENumber of Participants With Treatment-Related Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineWheezing (≥9 mo to <2 yr; N = 16, 16)0 Participants
ChimeriVax™-JENumber of Participants With Treatment-Related Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineAnorexia (All; N = 48, 48)1 Participants
ChimeriVax™-JENumber of Participants With Treatment-Related Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineNasopharyngitis (≥9 mo to <2 yr; N = 16, 16)2 Participants
ChimeriVax™-JENumber of Participants With Treatment-Related Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineCough (All; N = 48, 48)2 Participants
ChimeriVax™-JENumber of Participants With Treatment-Related Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineImpetigo (≥9 mo to <2 yr; N = 16, 16)0 Participants
ChimeriVax™-JENumber of Participants With Treatment-Related Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineAnemia (All; N = 48, 48)1 Participants
ChimeriVax™-JENumber of Participants With Treatment-Related Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccinePharyngitis (≥9 mo to <2 yr; N = 16, 16)0 Participants
ChimeriVax™-JENumber of Participants With Treatment-Related Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineVomiting (All; N = 48, 48)1 Participants
ChimeriVax™-JENumber of Participants With Treatment-Related Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineAnorexia (≥9 mo to <2 yr; N = 16, 16)1 Participants
ChimeriVax™-JENumber of Participants With Treatment-Related Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineLacrimation Increased (All; N = 48, 48)0 Participants
ChimeriVax™-JENumber of Participants With Treatment-Related Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineAnemia (≥9 mo to <2 yr; N = 16, 16)1 Participants
ChimeriVax™-JENumber of Participants With Treatment-Related Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineWheezing (All; N = 48, 48)0 Participants
ChimeriVax™-JENumber of Participants With Treatment-Related Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineIrritability (≥9 mo to <2 yr; N = 16, 16)0 Participants
ChimeriVax™-JENumber of Participants With Treatment-Related Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineRash (All; N = 48, 48)1 Participants
ChimeriVax™-JENumber of Participants With Treatment-Related Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineMalaise (≥9 mo to <2 yr; N = 16, 16)1 Participants
ChimeriVax™-JENumber of Participants With Treatment-Related Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccinePharyngitis (All; N = 48, 48)0 Participants
ChimeriVax™-JENumber of Participants With Treatment-Related Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineInjection Site Pain (≥9 mo to <2 yr; N = 16, 16)0 Participants
ChimeriVax™-JENumber of Participants With Treatment-Related Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccinePyrexia (≥5 to <10 yr; N = 16, 16)2 Participants
ChimeriVax™-JENumber of Participants With Treatment-Related Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineLacrimation Increased (≥9 mo to <2 yr; N = 16, 16)0 Participants
ChimeriVax™-JENumber of Participants With Treatment-Related Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccinePyrexia (All; N = 48, 48)2 Participants
ChimeriVax™-JENumber of Participants With Treatment-Related Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineRash (≥9 mo to <2 yr; N = 16, 16)1 Participants
ChimeriVax™-JENumber of Participants With Treatment-Related Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineNasopharyngitis (All; N = 48, 48)2 Participants
Mouse Brain Derived VaccineNumber of Participants With Treatment-Related Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineRash (≥9 mo to <2 yr; N = 16, 16)0 Participants
Mouse Brain Derived VaccineNumber of Participants With Treatment-Related Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineNasopharyngitis (All; N = 48, 48)2 Participants
Mouse Brain Derived VaccineNumber of Participants With Treatment-Related Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineUpper Respiratory Tract Infection (All; N =48, 48)0 Participants
Mouse Brain Derived VaccineNumber of Participants With Treatment-Related Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineImpetigo (All; N = 48, 48)1 Participants
Mouse Brain Derived VaccineNumber of Participants With Treatment-Related Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccinePharyngitis (All; N = 48, 48)1 Participants
Mouse Brain Derived VaccineNumber of Participants With Treatment-Related Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineDiarrhea (All; N = 48, 48)2 Participants
Mouse Brain Derived VaccineNumber of Participants With Treatment-Related Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineVomiting (All; N = 48, 48)1 Participants
Mouse Brain Derived VaccineNumber of Participants With Treatment-Related Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineHematochezia (All; N = 48, 48)0 Participants
Mouse Brain Derived VaccineNumber of Participants With Treatment-Related Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineMucous Stools (All; N = 48, 48)0 Participants
Mouse Brain Derived VaccineNumber of Participants With Treatment-Related Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineRhinorrhea (All; N = 48, 48)3 Participants
Mouse Brain Derived VaccineNumber of Participants With Treatment-Related Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineCough (All; N = 48, 48)2 Participants
Mouse Brain Derived VaccineNumber of Participants With Treatment-Related Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineWheezing (All; N = 48, 48)2 Participants
Mouse Brain Derived VaccineNumber of Participants With Treatment-Related Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccinePyrexia (All; N = 48, 48)0 Participants
Mouse Brain Derived VaccineNumber of Participants With Treatment-Related Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineInjection Site Pain (All; N = 48, 48)2 Participants
Mouse Brain Derived VaccineNumber of Participants With Treatment-Related Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineInjection Site Swelling (All; N = 48, 48)1 Participants
Mouse Brain Derived VaccineNumber of Participants With Treatment-Related Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineMalaise (All; N = 48, 48)0 Participants
Mouse Brain Derived VaccineNumber of Participants With Treatment-Related Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccinePain (All; N = 48, 48)0 Participants
Mouse Brain Derived VaccineNumber of Participants With Treatment-Related Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineIrritability (All; N = 48, 48)1 Participants
Mouse Brain Derived VaccineNumber of Participants With Treatment-Related Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineAnorexia (All; N = 48, 48)1 Participants
Mouse Brain Derived VaccineNumber of Participants With Treatment-Related Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineAnemia (All; N = 48, 48)0 Participants
Mouse Brain Derived VaccineNumber of Participants With Treatment-Related Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineLacrimation Increased (All; N = 48, 48)1 Participants
Mouse Brain Derived VaccineNumber of Participants With Treatment-Related Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineRash (All; N = 48, 48)0 Participants
Mouse Brain Derived VaccineNumber of Participants With Treatment-Related Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccinePyrexia (≥5 to <10 yr; N = 16, 16)0 Participants
Mouse Brain Derived VaccineNumber of Participants With Treatment-Related Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineInjection Site Pain (≥5 to <10 yr; N = 16, 16)0 Participants
Mouse Brain Derived VaccineNumber of Participants With Treatment-Related Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccinePain (≥5 to <10 yr; N = 16, 16)0 Participants
Mouse Brain Derived VaccineNumber of Participants With Treatment-Related Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineUpper Respiratory Tract Infection (≥5 to <10 yr)0 Participants
Mouse Brain Derived VaccineNumber of Participants With Treatment-Related Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineInjection Site Pain (≥2 to <5 yr; N = 16, 16)1 Participants
Mouse Brain Derived VaccineNumber of Participants With Treatment-Related Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineInjection Site Swelling (≥2 to <5 yr; N = 16, 16)1 Participants
Mouse Brain Derived VaccineNumber of Participants With Treatment-Related Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineDiarrhea (≥9 mo to <2 yr; N = 16, 16)2 Participants
Mouse Brain Derived VaccineNumber of Participants With Treatment-Related Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineVomiting (≥9 mo to <2 yr; N = 16, 16)1 Participants
Mouse Brain Derived VaccineNumber of Participants With Treatment-Related Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineHematochezia (≥9 mo to <2 yr; N = 16, 16)0 Participants
Mouse Brain Derived VaccineNumber of Participants With Treatment-Related Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineMucous Stools (≥9 mo to <2 yr; N = 16, 16)0 Participants
Mouse Brain Derived VaccineNumber of Participants With Treatment-Related Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineCough (≥9 mo to <2 yr; N = 16, 16)2 Participants
Mouse Brain Derived VaccineNumber of Participants With Treatment-Related Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineRhinorrhea(≥9 mo to <2 yr; N = 16, 16)3 Participants
Mouse Brain Derived VaccineNumber of Participants With Treatment-Related Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineWheezing (≥9 mo to <2 yr; N = 16, 16)2 Participants
Mouse Brain Derived VaccineNumber of Participants With Treatment-Related Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineNasopharyngitis (≥9 mo to <2 yr; N = 16, 16)2 Participants
Mouse Brain Derived VaccineNumber of Participants With Treatment-Related Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineImpetigo (≥9 mo to <2 yr; N = 16, 16)1 Participants
Mouse Brain Derived VaccineNumber of Participants With Treatment-Related Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccinePharyngitis (≥9 mo to <2 yr; N = 16, 16)1 Participants
Mouse Brain Derived VaccineNumber of Participants With Treatment-Related Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineAnorexia (≥9 mo to <2 yr; N = 16, 16)1 Participants
Mouse Brain Derived VaccineNumber of Participants With Treatment-Related Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineAnemia (≥9 mo to <2 yr; N = 16, 16)0 Participants
Mouse Brain Derived VaccineNumber of Participants With Treatment-Related Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineIrritability (≥9 mo to <2 yr; N = 16, 16)1 Participants
Mouse Brain Derived VaccineNumber of Participants With Treatment-Related Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineMalaise (≥9 mo to <2 yr; N = 16, 16)0 Participants
Mouse Brain Derived VaccineNumber of Participants With Treatment-Related Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineInjection Site Pain (≥9 mo to <2 yr; N = 16, 16)1 Participants
Mouse Brain Derived VaccineNumber of Participants With Treatment-Related Adverse Events Following Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineLacrimation Increased (≥9 mo to <2 yr; N = 16, 16)1 Participants
Secondary

Geometric Mean Titers (GMTs) Using Neutralizing Antibody to Japanese Encephalitis Viruses After Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived Vaccine

Antibodies to Japanese encephalitis (JE) virus were measured with 50% plaque reduction neutralization tests (PRNT50) using JE CV virus, JE virus Nakayama strain, and JE virus strain 826309 (Indian wild-type).

Time frame: Day 42 Post-vaccination

Population: Geometric Mean Titers were assessed in participants who received all doses of the investigational product in the Treatment Period, had Baseline and post-vaccination blood samples (Day 42) for antibody analysis, per-protocol population.

ArmMeasureGroupValue (GEOMETRIC_MEAN)
ChimeriVax™-JEGeometric Mean Titers (GMTs) Using Neutralizing Antibody to Japanese Encephalitis Viruses After Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineJE-CV Virus (All; N = 34, 35)313.5 Titers
ChimeriVax™-JEGeometric Mean Titers (GMTs) Using Neutralizing Antibody to Japanese Encephalitis Viruses After Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineJE Nakayama Strain (All; N = 33, 35)7.8 Titers
ChimeriVax™-JEGeometric Mean Titers (GMTs) Using Neutralizing Antibody to Japanese Encephalitis Viruses After Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineWild Type Virus (All; N = 34, 35)60.1 Titers
ChimeriVax™-JEGeometric Mean Titers (GMTs) Using Neutralizing Antibody to Japanese Encephalitis Viruses After Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineJE-CV Virus (≥5 to <10 yr; N = 12, 13)226.3 Titers
ChimeriVax™-JEGeometric Mean Titers (GMTs) Using Neutralizing Antibody to Japanese Encephalitis Viruses After Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineJE Virus Nakayama Strain (≥5 to <10 yr; N =12, 13)13.3 Titers
ChimeriVax™-JEGeometric Mean Titers (GMTs) Using Neutralizing Antibody to Japanese Encephalitis Viruses After Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineWild Type virus (≥5 to <10 yr; N = 12, 13)100.8 Titers
ChimeriVax™-JEGeometric Mean Titers (GMTs) Using Neutralizing Antibody to Japanese Encephalitis Viruses After Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineJE-CV Virus (≥2 to <5 yr; N = 9, 9)254.0 Titers
ChimeriVax™-JEGeometric Mean Titers (GMTs) Using Neutralizing Antibody to Japanese Encephalitis Viruses After Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineJE Virus Nakayama Strain (≥2 to <5 yr; N = 9, 9)6.3 Titers
ChimeriVax™-JEGeometric Mean Titers (GMTs) Using Neutralizing Antibody to Japanese Encephalitis Viruses After Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineWild Type Virus (≥2 to <5 yr; N = 9, 9)9.3 Titers
ChimeriVax™-JEGeometric Mean Titers (GMTs) Using Neutralizing Antibody to Japanese Encephalitis Viruses After Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineJE-CV Virus (≥9 mo to <2 yr; N = 13, 13)490.2 Titers
ChimeriVax™-JEGeometric Mean Titers (GMTs) Using Neutralizing Antibody to Japanese Encephalitis Viruses After Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineJE Virus Nakayama (≥9 mo to <2 yr; N = 12, 13)5.3 Titers
ChimeriVax™-JEGeometric Mean Titers (GMTs) Using Neutralizing Antibody to Japanese Encephalitis Viruses After Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineWild Type Virus (≥9 mo to <2 yr; N = 13, 13)136.3 Titers
Mouse Brain Derived VaccineGeometric Mean Titers (GMTs) Using Neutralizing Antibody to Japanese Encephalitis Viruses After Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineJE Virus Nakayama (≥9 mo to <2 yr; N = 12, 13)5.6 Titers
Mouse Brain Derived VaccineGeometric Mean Titers (GMTs) Using Neutralizing Antibody to Japanese Encephalitis Viruses After Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineJE-CV Virus (All; N = 34, 35)49.7 Titers
Mouse Brain Derived VaccineGeometric Mean Titers (GMTs) Using Neutralizing Antibody to Japanese Encephalitis Viruses After Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineJE-CV Virus (≥2 to <5 yr; N = 9, 9)74.1 Titers
Mouse Brain Derived VaccineGeometric Mean Titers (GMTs) Using Neutralizing Antibody to Japanese Encephalitis Viruses After Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineJE Nakayama Strain (All; N = 33, 35)8.0 Titers
Mouse Brain Derived VaccineGeometric Mean Titers (GMTs) Using Neutralizing Antibody to Japanese Encephalitis Viruses After Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineJE-CV Virus (≥9 mo to <2 yr; N = 13, 13)55.1 Titers
Mouse Brain Derived VaccineGeometric Mean Titers (GMTs) Using Neutralizing Antibody to Japanese Encephalitis Viruses After Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineWild Type Virus (All; N = 34, 35)17.1 Titers
Mouse Brain Derived VaccineGeometric Mean Titers (GMTs) Using Neutralizing Antibody to Japanese Encephalitis Viruses After Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineJE Virus Nakayama Strain (≥2 to <5 yr; N = 9, 9)27.2 Titers
Mouse Brain Derived VaccineGeometric Mean Titers (GMTs) Using Neutralizing Antibody to Japanese Encephalitis Viruses After Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineJE-CV Virus (≥5 to <10 yr; N = 12, 13)34.1 Titers
Mouse Brain Derived VaccineGeometric Mean Titers (GMTs) Using Neutralizing Antibody to Japanese Encephalitis Viruses After Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineWild Type Virus (≥9 mo to <2 yr; N = 13, 13)17.0 Titers
Mouse Brain Derived VaccineGeometric Mean Titers (GMTs) Using Neutralizing Antibody to Japanese Encephalitis Viruses After Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineJE Virus Nakayama Strain (≥5 to <10 yr; N =12, 13)5.0 Titers
Mouse Brain Derived VaccineGeometric Mean Titers (GMTs) Using Neutralizing Antibody to Japanese Encephalitis Viruses After Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineWild Type Virus (≥2 to <5 yr; N = 9, 9)17.1 Titers
Mouse Brain Derived VaccineGeometric Mean Titers (GMTs) Using Neutralizing Antibody to Japanese Encephalitis Viruses After Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineWild Type virus (≥5 to <10 yr; N = 12, 13)17.0 Titers
Secondary

Number of Participants With Seroconversion After Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived Vaccine

Antibodies to Japanese encephalitis (JE) virus were measured with 50% plaque reduction neutralization tests (PRNT50) using JE CV virus, JE virus Nakayama strain, and JE virus strain 826309 (Indian wild-type). Seroconversion was defined as a titer ≥10 1/dil for participants who were seronegative at baseline and ≥ 4 fold rise for participants who were seropositive at baseline (titer ≥ 10 1/dil).

Time frame: Day 42 Post Dose 1

Population: Seroprotection was assessed in participants who received all doses of the investigational product in the Treatment Period, had Baseline and post-vaccination blood samples (Day 42) for antibody analysis, per-protocol population.

ArmMeasureGroupValue (NUMBER)
ChimeriVax™-JENumber of Participants With Seroconversion After Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineHomologous JE-CV virus PRNT (N = 33, 0)33 Participants
ChimeriVax™-JENumber of Participants With Seroconversion After Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineHomologous virus Nakayama strain PRNT (N=0,35)NA Participants
ChimeriVax™-JENumber of Participants With Seroconversion After Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineJE-CV Virus (All; N = 33, 35)33 Participants
ChimeriVax™-JENumber of Participants With Seroconversion After Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineNakayama Strain (All; N = 32, 35)8 Participants
ChimeriVax™-JENumber of Participants With Seroconversion After Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineWild Type Virus (All; N = 33, 35)27 Participants
ChimeriVax™-JENumber of Participants With Seroconversion After Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineJE-CV Virus (≥5 to <10 yr; N = 12, 13)12 Participants
ChimeriVax™-JENumber of Participants With Seroconversion After Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineJE Virus Nakayama strain (≥5 to <10 yr; N =12, 13)6 Participants
ChimeriVax™-JENumber of Participants With Seroconversion After Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineWild Type Virus (≥5 to <10 yr; N = 12, 13)12 Participants
ChimeriVax™-JENumber of Participants With Seroconversion After Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineJE-CV Virus (≥2 to <5 yr; N = 8, 9)8 Participants
ChimeriVax™-JENumber of Participants With Seroconversion After Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineJE Virus Nakayama strain (≥2 to <5 yr; N = 9, 9)1 Participants
ChimeriVax™-JENumber of Participants With Seroconversion After Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineWild Type Virus (≥2 to <5 yr; N = 8, 9)2 Participants
ChimeriVax™-JENumber of Participants With Seroconversion After Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineJE-CV Virus (≥9 mo to <2 yr; N = 13, 13)13 Participants
ChimeriVax™-JENumber of Participants With Seroconversion After Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineJE Virus Nakayama (≥9 mo to <2 yr; N = 11, 13)1 Participants
ChimeriVax™-JENumber of Participants With Seroconversion After Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineWild Type Virus (≥9 mo to <2 yr; N=13, 13)13 Participants
Mouse Brain Derived VaccineNumber of Participants With Seroconversion After Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineWild Type Virus (≥2 to <5 yr; N = 8, 9)6 Participants
Mouse Brain Derived VaccineNumber of Participants With Seroconversion After Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineHomologous JE-CV virus PRNT (N = 33, 0)NA Participants
Mouse Brain Derived VaccineNumber of Participants With Seroconversion After Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineWild Type Virus (≥5 to <10 yr; N = 12, 13)11 Participants
Mouse Brain Derived VaccineNumber of Participants With Seroconversion After Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineHomologous virus Nakayama strain PRNT (N=0,35)8 Participants
Mouse Brain Derived VaccineNumber of Participants With Seroconversion After Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineJE Virus Nakayama (≥9 mo to <2 yr; N = 11, 13)2 Participants
Mouse Brain Derived VaccineNumber of Participants With Seroconversion After Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineJE-CV Virus (All; N = 33, 35)33 Participants
Mouse Brain Derived VaccineNumber of Participants With Seroconversion After Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineJE-CV Virus (≥2 to <5 yr; N = 8, 9)9 Participants
Mouse Brain Derived VaccineNumber of Participants With Seroconversion After Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineNakayama Strain (All; N = 32, 35)8 Participants
Mouse Brain Derived VaccineNumber of Participants With Seroconversion After Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineJE-CV Virus (≥9 mo to <2 yr; N = 13, 13)12 Participants
Mouse Brain Derived VaccineNumber of Participants With Seroconversion After Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineWild Type Virus (All; N = 33, 35)26 Participants
Mouse Brain Derived VaccineNumber of Participants With Seroconversion After Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineJE Virus Nakayama strain (≥2 to <5 yr; N = 9, 9)6 Participants
Mouse Brain Derived VaccineNumber of Participants With Seroconversion After Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineJE-CV Virus (≥5 to <10 yr; N = 12, 13)12 Participants
Mouse Brain Derived VaccineNumber of Participants With Seroconversion After Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineWild Type Virus (≥9 mo to <2 yr; N=13, 13)9 Participants
Mouse Brain Derived VaccineNumber of Participants With Seroconversion After Vaccination With Either ChimeriVax™ JE or JE Inactivated Mouse Brain Derived VaccineJE Virus Nakayama strain (≥5 to <10 yr; N =12, 13)0 Participants

Source: ClinicalTrials.gov · Data processed: Feb 4, 2026