Efficacy and Safety of COVID-19 Vaccine as Booster Vaccination in Adults 18 Years of Age or Older
Summary
The registered summary isn't in our current data snapshot. Read it on the ClinicalTrials.gov record ↗. Why? →
Investigators
The overall officials registered on this study. Names that resolve to a findmyKOL profile link to it; the rest are shown as registered.
- Chengyong Tang
Chongqing Bishan District People's Hospital
Principal Investigator - Li Zhang
Shandong Provincial Center for Disease Control and Prevention
Principal Investigator
A profile link is shown only when the registered name resolves to a person record with a confident, namesake-checked match; ambiguous names stay unlinked.
Sites
2 registered facilities, with the per-site recruitment status where the registry publishes one. ClinicalTrials.gov does not publish per-site enrollment counts.
- Bishan District People'S Hospital,chongqing
Chongqing, Chongqing Municipality, China
- Shandong Provincial Center for Disease Control and Prevention
Jinan, Shandong, China
Site investigator names are published by ClinicalTrials.gov only while a study recruits, so completed studies list sites without them.
Drugs studied
No drug or biological interventions are in our data for this study — it may test a procedure, device or behavioral intervention, or the intervention list isn't in our current snapshot. See the registry record ↗. Why? →
Registration & key dates
Registry attributes as recorded on the ClinicalTrials.gov study record.
- Start
- 29 Dec 2022
- Primary completion
- 12 Jul 2023
- Completion
- 12 Jul 2023
- Last update posted
- 28 Sept 2023
- Registered enrollment
- 3,000
- Registry id
- NCT05683600
Source: ClinicalTrials.gov, via the CTTI AACT database, data as of 12 Jul 2026. Registry facts are shown as registered by the study sponsor; findmyKOL does not interpret them.