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Phase III clinical trial of randomized, blinded, controlled immunogenicity and safety of live attenuated varicella vaccine in people aged 13 years and older

Phase III clinical trial of randomized, blinded, controlled immunogenicity and safety of live attenuated varicella vaccine in people aged 13 years and older

Status
Recruiting
Phases
Phase 3
Study type
Interventional
Source
ChiCTR
Registry ID
ChiCTR2300072153
Enrollment
Unknown
Registered
2023-06-05
Start date
2023-06-05
Completion date
Unknown
Last updated
2023-06-12

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

Conditions

preventing varicella

Interventions

B1:The subjects aged from 17 to 50 years old were vaccinated according to the immunization program of 0 and 8 weeks
A1:The subjects aged from 17 to 50 years were vaccinated according to 0 and 4 weeks immunization program
A2:The subjects aged from 17 to 50 years old were vaccinated with control vaccine according to 0 and 4 weeks immunization program
B2:The subjects aged from 17 to 50 years old were vaccinated with control vaccine according to the immunization program of 0 and 8 weeks
C1:Subjects aged 13 ~ 16 years were vaccinated according to 0 and 4 weeks immunization program
C2:The subjects aged 13 ~ 16 years were vaccinated with control vaccine according to 0 and 4 weeks immunization program
D1:Subjects aged 13 ~ 16 years were vaccinated according to 0 and 8 weeks immunization program
D2:The subjects aged 13 ~ 16 years were vaccinated with control vaccine according to 0 and 8 weeks immunization program

Sponsors

Disease Control Center, Hubei Province
Lead Sponsor

Eligibility

Sex/Gender
All
Age
13 Years to 50 Years

Inclusion criteria

Inclusion criteria: 1. Healthy adolescents and adults aged 13 ~ 50 years (including boundary value), both male and female; 2. Can provide the legal identity certificate of the subject; 3. Subjects know the contents of the informed consent form and the vaccination situation, sign the informed consent form voluntarily, and have the ability to use thermometers, scales and fill in diary cards and contact cards as required. Subjects aged 13-17 need to sign the informed consent form with their guardians; 4. Be able to communicate well with researchers and understand and comply with the requirements of this study; 5. Female volunteers of childbearing age agreed to take effective contraceptive measures 6 months after the first dose of vaccination to full exemption.

Exclusion criteria

Exclusion criteria: 1. Having been vaccinated with varicella vaccine and having a history of varicella or herpes zoster infection; 2. Axillary body temperature before vaccination is = 37.5 ? (= 14 years old) and = 37.3 ? (> 14 years old); 3. Those who are allergic to any component of the study vaccine (including neomycin) and have a history of severe allergy to any vaccination in the past; 4. Have a history of epilepsy, convulsion or convulsion, or have a family history of mental illness, autoimmune disease or immunodeficiency; 5. Acute attack of various acute diseases or chronic diseases in recent 7 days; 6. Received blood products, immunosuppressive agent, hormones and other research drugs within 3 months before vaccination; 7. Received other live attenuated vaccine, subunit or inactivated vaccines within 4 weeks before vaccination; 8. Pregnant women (female subjects of childbearing age have positive urine pregnancy test) and lactating women; 9. Suffering from severe cardiovascular disesses (cor pulmonale, pulmonary edema and hypertension cannot be controlled to normal range by drugs), liver and kidney diseases and diabetes with complications; 10. According to the judgment of the researcher, the subject has any other factors that are not suitable for participating in clinical trials.

Design outcomes

Primary

MeasureTime frame
antibody positive conversion rate;antibody geometric mean titer;

Secondary

MeasureTime frame
geometric growth multiple of antibody;antibody positive rate;

Countries

China

Contacts

Public ContactYang Beifang

Disease Control Center, Hubei Province

308041407@qq.com+86 27 8765 2281

Outcome results

None listed

Source: ChiCTR (via WHO ICTRP) · Data processed: Feb 4, 2026