A Study to Evaluate the Safety, Reactogenicity, and Effectiveness of mRNA-1273 Vaccine in Adolescents 12 to <18 Years Old to Prevent COVID-19 (TeenCove)
A Phase 2/3, Randomized, Observer-Blind, Placebo-Controlled Study to Evaluate the Safety, Reactogenicity, and Effectiveness of mRNA-1273 SARS-CoV-2 Vaccine in Healthy Adolescents 12 to <18 Years of Age
Sponsor: Biomedical Advanced Research and Development Authority
This PHASE2/PHASE3 trial investigates SARS-CoV-2 and is currently completed. Biomedical Advanced Research and Development Authority leads this study, which shows 20 recorded versions since 2020 — indicating substantial longitudinal coverage. Longitudinal tracking of infectious disease trials helps identify durability of treatment effects.
Status Flow
Change History
20 versions recorded-
Oct 2025 — Present [monthly]
Completed PHASE2/PHASE3
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Sep 2025 — Oct 2025 [monthly]
Completed PHASE2/PHASE3
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Nov 2024 — Sep 2025 [monthly]
Completed PHASE2/PHASE3
-
Sep 2024 — Nov 2024 [monthly]
Completed PHASE2/PHASE3
-
Aug 2024 — Sep 2024 [monthly]
Completed PHASE2/PHASE3
▶ Show 15 earlier versions
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Jul 2024 — Aug 2024 [monthly]
Completed PHASE2/PHASE3
Status: Active Not Recruiting → Completed · Phase: PHASE2_PHASE3 → PHASE2/PHASE3
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Feb 2024 — Jul 2024 [monthly]
Active Not Recruiting PHASE2_PHASE3
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Dec 2023 — Feb 2024 [monthly]
Active Not Recruiting PHASE2_PHASE3
-
Sep 2023 — Dec 2023 [monthly]
Active Not Recruiting PHASE2_PHASE3
Status: Recruiting → Active Not Recruiting
-
Jun 2023 — Sep 2023 [monthly]
Recruiting PHASE2_PHASE3
-
Apr 2023 — Jun 2023 [monthly]
Recruiting PHASE2_PHASE3
-
Feb 2023 — Apr 2023 [monthly]
Recruiting PHASE2_PHASE3
Status: Active Not Recruiting → Recruiting
-
Nov 2022 — Feb 2023 [monthly]
Active Not Recruiting PHASE2_PHASE3
Status: Recruiting → Active Not Recruiting
-
May 2022 — Nov 2022 [monthly]
Recruiting PHASE2_PHASE3
Status: Active Not Recruiting → Recruiting
-
Feb 2022 — May 2022 [monthly]
Active Not Recruiting PHASE2_PHASE3
-
Sep 2021 — Feb 2022 [monthly]
Active Not Recruiting PHASE2_PHASE3
-
Apr 2021 — Sep 2021 [monthly]
Active Not Recruiting PHASE2_PHASE3
Status: Recruiting → Active Not Recruiting
-
Mar 2021 — Apr 2021 [monthly]
Recruiting PHASE2_PHASE3
-
Feb 2021 — Mar 2021 [monthly]
Recruiting PHASE2_PHASE3
Status: Not Yet Recruiting → Recruiting
-
Jan 2021 — Feb 2021 [monthly]
Not Yet Recruiting PHASE2_PHASE3
First recorded
Dec 2020
Trial started
Per CT.gov start date — pre-dates our first snapshot
Eligibility Summary
No eligibility information available.
Contact Information
- Biomedical Advanced Research and Development Authority
- ModernaTX, Inc.
For direct contact, visit the study record on ClinicalTrials.gov .