drugset / Trial / NCT05057169
Randomized Trial of COVID-19 Booster Vaccinations (Cobovax Study)
RandomizedParallel-groupTriple-blindPrevention
Summary
Randomized comparison of 3rd dose with inactivated vaccine (CoronaVac) or mRNA vaccine (Comirnaty) in adults who previously received two doses of CoronaVac (Sinovac) or two doses of BNT162b2 (Comirnaty, BioNTech/Fosun Pharma) at least 6 months earlier.
Timeline
- Start
- 2021-11-18
- Primary completion
- 2024-12-31
- Completion
- 2025-12-31
Publications
- Cohen CA, Leung NHL, Kaewpreedee P, Lee KWK, Jia JZ, Cheung AWL, Cheng SMS, Mori M, Ip DKM, Poon LLM, Peiris JSM, Cowling BJ, Valkenburg SA. Antibody Fc receptor binding and T cell responses to homologous and heterologous immunization with inactivated or mRNA vaccines against SARS-CoV-2. Nat Commun. 2024 Aug 27;15(1):7358. doi: 10.1038/s41467-024-51427-1.
- Leung NHL, Cheng SMS, Cohen CA, Martin-Sanchez M, Au NYM, Luk LLH, Tsang LCH, Kwan KKH, Chaothai S, Fung LWC, Cheung AWL, Chan KCK, Li JKC, Ng YY, Kaewpreedee P, Jia JZ, Ip DKM, Poon LLM, Leung GM, Peiris JSM, Valkenburg SA, Cowling BJ. Comparative antibody and cell-mediated immune responses, reactogenicity, and efficacy of homologous and heterologous boosting with CoronaVac and BNT162b2 (Cobovax): an open-label, randomised trial. Lancet Microbe. 2023 Sep;4(9):e670-e682. doi: 10.1016/S2666-5247(23)00216-1. Epub 2023 Aug 4.
Drugs
| Evaluation | Drug | Modality | Dose | Route |
|---|---|---|---|---|
| Subject | BNT162b2 | Messenger RNA (mRNA) | — | Intramuscular |
| Subject | CoronaVac | Vaccine | 3 ug | — |
| Subject | CoronaVac | Vaccine | 0.5 ml | — |
Indications
No indication recorded.