MedPath

A Study to Evaluate Different Dose Levels ofAd26.COV2.S vaccine in Healthy Adolescents from 12 to 17 Years Inclusive

Phase 2/3
Active, not recruiting
Conditions
Healthy adolescents for prevention of Covid-19
Registration Number
CTRI/2021/10/037564
Lead Sponsor
Janssen Vaccines and Prevention BV
Brief Summary

The primary purpose of this study is to assess the safety,reactogenicity, and humoral immune response ofAd26.COV2.S or placebo administered intramuscularly(IM) as a 1-dose schedule or as a 2-dose schedule (56-day interval) in adolescents (Part 1 and Part 2); and todemonstrate non-inferiority (NI) of immune responsesinduced by 1 dose or 2 doses or of a lower, to bedetermined, dose level of Ad26.COV2.S in adolescentsversus 1 or 2 doses of Ad26.COV2.S in young adults(Part 2).

Detailed Description

Not available

Recruitment & Eligibility

Status
Closed to Recruitment of Participants
Sex
All
Target Recruitment
4350
Inclusion Criteria

Participant’s age is 12 to 17 years of age at the time of first vaccination Participant must be healthy, in the investigator’s clinical judgement, as confirmed by medical history, physical examination, and vital signs performed at screening, and must not have comorbidities related to an increased risk of severe coronavirus disease 2019 COVID19 Participant agrees to not donate bone marrow, blood, and blood products from the first study vaccine administration until 3 months after receiving the last dose of study vaccine- Participant and or parent or legal guardian are available and willing to participate for the duration of the study visits and follow up Each participant or participant’s parent or legal guardian must have access to a consistent means of contact either by telephone contact or email or computer.

Exclusion Criteria

Participant has a history of malignancy, bone marrow transplant, or solid organ transplant within 5 years before screening Participant has a known or suspected allergy, history of anaphylaxis, or other serious adverse reactions, related to vaccines or their excipients including specifically the excipients of the study vaccine Use of systemic corticosteroids at an immunosuppressive dose treatment duration more than 14 days for one course or recurrent use within 6 months before administration of study vaccine and during the study Participants with a history of illness or with an ongoing illness that, in the opinion of the investigator, may pose additional risk to the participant if he or she participates in the study Any serious, chronic, or progressive disease example, diabetes, cardiac disease, hepatic disease, progressive neurological disease or seizure disorder; autoimmune disease, acquired immunodeficiency syndrome AIDS infection, blood dyscrasias, bleeding diathesis, signs of cardiac or renal failure, or severe malnutrition.

Study & Design

Study Type
Interventional
Study Design
Not specified
Primary Outcome Measures
NameTimeMethod
Participants with Solicited7 days post-dose 1 (Day 8) | ,7 days post-dose 2 (Day | 64)
Parts 1 and 2: Number of7 days post-dose 1 (Day 8) | ,7 days post-dose 2 (Day | 64)
Local Adverse Events (AEs)7 days post-dose 1 (Day 8) | ,7 days post-dose 2 (Day | 64)
7 Days Post-dose 1 & 2,Parts 1 and 2:7 days post-dose 1 (Day 8) | ,7 days post-dose 2 (Day | 64)
Secondary Outcome Measures
NameTimeMethod
Parts 1 and 2: Severe AcuteRespiratory Syndrome
Parts 1 and 2: SARS-CoV-2Neutralizing Antibody Titers as Measured by VNA Titers

Trial Locations

Locations (11)

Acharya Vinoba Bhave Rural Hospital

🇮🇳

Wardha, MAHARASHTRA, India

BAPS Pramukh Swami Hospital

🇮🇳

Surat, GUJARAT, India

Cheluvamba Hospital

🇮🇳

Mysore, KARNATAKA, India

Dr. D.Y.Patil Medical College Hospital and Research Center

🇮🇳

Pune, MAHARASHTRA, India

GSVM Medical College Swaroop Nagar

🇮🇳

Nagar, UTTAR PRADESH, India

JSS Hospital

🇮🇳

Mysore, KARNATAKA, India

KEM Hospital Research Centre

🇮🇳

Pune, MAHARASHTRA, India

Medanta –The Medicity Hospital

🇮🇳

Gurgaon, HARYANA, India

Sir Ganga Ram Hospital

🇮🇳

Delhi, DELHI, India

Sri Ramchandra Medical College & Research Institute Sri Ramachandra Institute

🇮🇳

Chennai, TAMIL NADU, India

Scroll for more (1 remaining)
Acharya Vinoba Bhave Rural Hospital
🇮🇳Wardha, MAHARASHTRA, India
Dr Sachin Damke
Principal investigator
9323234457
buntydamke@gmail.com

MedPath

Empowering clinical research with data-driven insights and AI-powered tools.

© 2025 MedPath, Inc. All rights reserved.