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Study of a Pneumococcal Conjugate Vaccine when Administered Concomitantly with Routine Pediatric Vaccines in Healthy Toddlers and Infants

Safety and Immunogenicity of a Pneumococcal Conjugate Vaccine when Administered Concomitantly with Routine Pediatric Vaccines in Healthy Toddlers and Infants

Status
Unknown
Phases
Phase 2
Study type
Interventional
Source
EU CTR
Registry ID
EUCTR2021-002146-33-Outside-EU/EEA
Enrollment
Unknown
Registered
2021-10-04
Start date
Unknown
Completion date
Unknown
Last updated
2021-10-08

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

Conditions

Pneumococcal infection MedDRA version: 21.1 Level: PT Classification code 10069578 Term: Pneumococcal immunisation System Organ Class: 10042613 - Surgical and medical procedures

Interventions

Product Name: Multivalent pneumococcal polysaccharide conjugate to carrier protein Product Code: 515 Pharmaceutical Form: Suspension for injection in pre-filled syringe INN or Proposed INN: Multivalen

Sponsors

Sanofi Pasteur Inc.
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: Toddlers and infants: - Participant and parent/guardian are able to attend all scheduled visits and to comply with all study procedures - Born at full term of pregnancy (= 37 weeks) and/or with a birth weight = 5.5 lbs or 2.5 kg Specifically for toddlers: - Aged 12 to 15 months on the day of the first study visit - Participant has received 3 doses of Prevnar 13 and 3 doses of diphteria, tetanus, acellular pertussis, poliovirus and Haemophilus influenzae type b antigens in infancy Specifically for infants: - Aged 42 to 89 days on the day of the first study visit Are the trial subjects under 18? yes Number of subjects for this age range: 840 F.1.2 Adults (18-64 years) no F.1.2.1 Number of subjects for this age range F.1.3 Elderly (>=65 years) no F.1.3.1 Number of subjects for this age range

Exclusion criteria

Exclusion criteria: Participants are excluded from the study if any of the following criteria apply: Toddlers and infants - Participation at the time of study enrollment (or in the 4 weeks preceding the first study vaccination) or planned participation during the present study period in another clinical study investigating a vaccine, drug, medical device, or medical procedure - Family history of congenital or hereditary immunodeficiency, until the immune competence of the potential vaccine recipient is demonstrated - Blood dyscrasias, leukemia, lymphoma of any type, or other malignant neoplasms affecting the bone marrow or lymphatic systems - Active tuberculosis - History of S. pneumoniae infection or disease, confirmed either serologically or microbiologically - History of any neurologic disorder, including any seizures and progressive neurologic disorders - History of Guillain-Barré syndrome - Known systemic hypersensitivity to any of the vaccine components or to latex, or history of a life-threatening reaction to the vaccines used in the study or to a vaccine containing any of the same substances - Verbal report of thrombocytopenia contraindicating intramuscular vaccination in the Investigator’s opinion - Bleeding disorder, or receipt of anticoagulants in the 3 weeks preceding inclusion, contraindicating intramuscular vaccination in the Investigator's opinion - Receipt of oral or injectable antibiotic therapy within 72 hours prior to the first blood draw - Chronic illness (including, but not limited to, cardiac disorders, congenital heart disease, chronic lung disease, renal disorders, auto-immune disorders, diabetes, psychomotor diseases, and know congenital or genetic diseases) that, in the opinion of the Investigator, is at a stage where it might interfere with study conduct or completion - Any condition which, in the opinion of the Investigator, might interfere with the evaluation of the study objectives - In an emergency setting, or hospitalized involuntarily - Moderate or severe acute illness/infection (according to Investigator judgment) on the day of vaccination or febrile illness (temperature = 38.0°C / = 100.4°F). A prospective participant should not be included in the study until the condition has resolved or until 3 days after the febrile event has resolved - Identified as a natural or adopted child of the Investigator or employee with direct involvement in the proposed study Specifically for toddlers - Receipt of any vaccine in the 4 weeks preceding the study vaccination or planned receipt of any vaccine from enrollment through the last blood sampling Visit (Visit 2), except for influenza vaccination, which may be received at least 2 weeks before or 2 weeks after any study vaccination. This exception includes monovalent pandemic influenza vaccines and multivalent influenza vaccines - Receipt of immune globulins, blood or blood-derived products in the past 3 months - Known or suspected congenital or acquired immunodeficiency; or receipt of immunosuppressive therapy, such as anti-cancer chemotherapy or radiation therapy, within the preceding 6 months; or long-term systemic corticosteroid therapy (prednisone or equivalent for more than 2 consecutive weeks within the past 3 months) - History of diphtheria, tetanus, pertussis, poliomyelitis, and/or H. influenzae type b infection or disease Specifically for infants - Receipt of any vaccine in the 4 weeks preceding the study vaccination or planned receipt of any vaccine from enrollment through t

Design outcomes

Primary

MeasureTime frame
Main Objective: - To assess the safety profile of each SP0202 formulation and Prevnar 13 in toddlers and infants (after each and any injection). - To assess the immune response (serotype specific IgG concentration) of the SP0202 formulations and Prevnar 13 1 month after the administration of one dose in toddlers (Groups 1-4) - To assess the immune response (serotype specific IgG concentration) of the SP0202 formulations and Prevnar 13 1 month after the administration of 3 doses in infants (Groups 5-8) - To assess the immune response (serotype specific IgG concentration) of the SP0202 formulations and Prevnar 13 1 month after administration of a 4-dose schedule in infants (Groups 5-8);Secondary Objective: To assess the immune response (serotype specific OPA titer) of the SP0202 formulations and Prevnar 13 : - 1 month after the administration of one dose in toddlers (Groups 1-4) - 1 month after the administration of 3 doses in a subset of infants (Groups 5-8) - 1 month after administration of a 4-dose schedule in a subset of infants (Groups 5-8) - In toddlers: to describe the Ab responses against Pentacel antigens before and 1 month following injection of Pentacel - In infants: to describe the Ab responses against antigens of the routine pediatric vaccines (Pentacel, RotaTeq, ENGERIX-B, M-M-RII, and VARIVAX) when administered concomitantly with either SP0202 or Prevnar 13 (at pre-Dose 1 (as applicable) for RotaTeq, Diphteria, Tetanus and Pertussis antigens; at PD3 for ENGERIX-B, RotaTeq, and Pentacel; at PD4 for M-M-RII and VARIVAX]);Primary end point(s): 1 - Number of participants reporting immediate adverse events (AEs) 2 - Number of participants reporting solicited injection site and systemic reactions 3 - Number of participants reporting unsolicited (spontaneously reported) AEs 4 - Number of participants reporting serious adverse events (SAEs) and adverse events of special interest (AESIs) 5 - Geometric Mean Concentrations (GMCs) of antibodies against all pneumoco

Secondary

MeasureTime frame
Secondary end point(s): 1 - Geometric mean (GM) of serotype specific opsonophagocytic (OPA) titers for all pneumococcal serotypes included in the SP0202 formulations in toddlers 2 - Number of toddlers with serotype-specific OPA titers above predefined thresholds for each pneumococcal serotype included in the SP0202 formulations 3 - GM of serotype specific OPA titers ratio for each pneumococcal serotype included in the SP0202 formulations in toddlers 4 - GM of serotype specific OPA titers for all pneumococcal serotypes included in the SP0202 formulations in infants 5 - Number of infants with serotype specific OPA titers above predefined thresholds for each pneumococcal serotype included in the SP0202 formulations 6 - GM of serotype specific OPA titers ratio for each pneumococcal serotype included in the SP0202 formulations in infants 7 - GM concentrations/titers of antibodies against antigens in DTaP-IPV// Hib vaccine when co- administered with SP0202 or Prevnar 13 in toddlers 8 - GM concentrations/titers of antibodies against antigens in DTaP-IPV// Hib vaccine when DTaP - IPV// Hib vaccine is co- administered with SP0202 or Prevnar 13 in toddlers 9 - Number of toddlers with concentrations/titers of antibodies above predefined thresholds 10 - GM concentrations/titers of antibodies against antigens in licensed vaccines when co- administered with SP0202 or Prevnar 13 in infants* *as applicable 11 - GM concentrations/titers of antibodies against antigens in concomitant licensed vaccines when co- administered with SP0202 or Prevnar 13 in infants 12 - Number of infants with concentrations/titers of antibodies above predefined thresholds 13 - GM concentrations/titers of antibodies against antigens in concomitant licensed vaccines when co- administered with SP0202 or Prevnar 13 in infants 14 - Number of participants with concentrations/titers of antibodies above predefined thresholds;Timepoint(s) of evaluation of this end point: 1, 2, 3, 8, 9 - Day 30 4 - Day 150; Day 300;

Countries

Canada, Honduras, United States

Contacts

Public ContactTrial Transparency Team

Sanofi Pasteur

contact-us@sanofi.com----

Outcome results

None listed

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