drugset / Trial / NCT04944381
Study of Ameliorating Effect of COVID-19 mRNA Vaccine in Individuals Immunized With Inactivated Vaccine
Non-randomizedParallel-groupOpen-labelPrevention
Summary
this is a voluntary, investigator-initiated, inactivated COVID-19 vaccine controlled clinical trial to evaluate the immunogenicity and safety of COVID-19 mRNA vaccine in adults aged 18 years and above which have immunized with two dose of inactivated COVID-19 vaccine at least 6 months ago.
Timeline
- Start
- 2021-07-02
- Primary completion
- 2021-08-02
- Completion
- 2022-08-02
Drugs
| Evaluation | Drug | Modality | Dose | Route |
|---|---|---|---|---|
| Subject | SARS-CoV-2 mRNA Vaccine | Messenger RNA (mRNA) | — | — |
| Subject | inactivated SARS-CoV-2 vaccine | Vaccine | — | — |