Sinovac Research and Development Co., Ltd. clinical trials

A subsidiary of Sinovac Biotech Co., Ltd

The registry lists 22 studies whose lead sponsor is Sinovac Research and Development Co., Ltd.. 0 are recruiting or about to start. Per ClinicalTrials.gov, last updated Jan 28, 2026.

Studies

Recruiting first, then most recently updated. Showing 22 of 22. All Sinovac Biotech Co., Ltd studies →

• A Phase 1b Clinical Trial of 13-valent Pneumococcal Polysaccharide Conjugate VaccineCompletedNCT06183216Phase 1

  Sponsor listed in the registry: Sinovac Research and Development Co., Ltd.

• Immunogenicity and Safety of Booster Immunization of COVID-19 Vaccine (Vero Cell), Inactivated (Omicron Variant) in Healthy People Aged 18 Years and AboveCompletedNCT05381350Phase 3

  Sponsor listed in the registry: Sinovac Research and Development Co., Ltd.

• Lot-to-lot Consistency of an Inactivated SARS-CoV-2 Vaccine Between Different Workshops in Healthy Children Aged 3-17 YearsActive, not recruitingNCT05112913Phase 4

  Sponsor listed in the registry: Sinovac Research and Development Co., Ltd.

• Efficacy, Immunogenicity and Safety of COVID-19 Vaccine , Inactivated in Children and AdolescentsCompletedNCT04992260Phase 3

  Sponsor listed in the registry: Sinovac Research and Development Co., Ltd.

• Safety and Immunogenicity of COVID-19 Vaccine, Inactivated in Healthy Population Aged From 3 to 11 YearsCompletedNCT05137418Phase 3

  Sponsor listed in the registry: Sinovac Research and Development Co., Ltd.

• Immunogenicity And Safety of COVID-19 Vaccine , Inactivated Co -Administration With EV71 Vaccine (Vero Cell)CompletedNCT04993365Phase 4

  Sponsor listed in the registry: Sinovac Research and Development Co., Ltd.

• Safety and Immunogenicity Study of Inactivated Vaccine for Prevention of COVID-19CompletedNCT04551547Phase 1/2

  Sponsor listed in the registry: Sinovac Research and Development Co., Ltd.

• Immunogenicity of an Inactivated COVID-19 VaccineCompletedNCT05198336Phase 4

  Sponsor listed in the registry: Sinovac Research and Development Co., Ltd.

• Safety of an Inactivated SARS-CoV-2 Vaccine for Prevention of COVID-19 in AdultsCompletedNCT04911790Phase 4

  Sponsor listed in the registry: Sinovac Research and Development Co., Ltd.

• Immunogenicity and Safety Study of the 3rd Booster Dose Using the High or Medium Dose of Inactivated Vaccine in Healthy Adults in in Hong KongWithdrawnNCT05254236Phase 2

  Sponsor listed in the registry: Sinovac Research and Development Co., Ltd.

• Efficacy,Immunogenicity and Safety of COVID-19 Vaccine , Inactivated Booster Dose in Adults Aged 18 Years and AboveWithdrawnNCT05156632Phase 3

  Sponsor listed in the registry: Sinovac Research and Development Co., Ltd.

• Effectiveness of Inactivated COVID-19 Vaccine of the First Booster DoseStatus unknownNCT05367895

  Sponsor listed in the registry: Sinovac Research and Development Co., Ltd.

• Effectiveness of COVID-19 Vaccine for Prevention of COVID-19 in the Dominican RepublicCompletedNCT04974164

  Sponsor listed in the registry: Sinovac Research and Development Co., Ltd.

• Immunogenicity and Safety Study of the 3rd Booster Dose Using the High or Medium Dose of Inactivated (CoronaVac®) Vaccine in Healthy Adults in TurkeySuspendedNCT05150496Phase 2

  Sponsor listed in the registry: Sinovac Research and Development Co., Ltd.

• Safety and Immunogenicity Study of Booster Vaccination With COVID-19 Vaccine (Vero Cell),Inactivated From Different Manufactures for Prevention of COVID-19SuspendedNCT05165732Phase 4

  Sponsor listed in the registry: Sinovac Research and Development Co., Ltd.

• Immunogenicity and Safety of an Inactivated COVID-19 VaccineCompletedNCT04953325Phase 4

  Sponsor listed in the registry: Sinovac Research and Development Co., Ltd.

• Lot-to-lot Consistency of an Inactivated SARS-CoV-2 Vaccine for Prevention of COVID-19 in Healthy AdultsCompletedNCT04894227Phase 4

  Sponsor listed in the registry: Sinovac Research and Development Co., Ltd.

• Safety and Immunogenicity Study of Inactivated Vaccine for Prophylaxis of SARS CoV-2 Infection (COVID-19)CompletedNCT04352608Phase 1/2

  Sponsor listed in the registry: Sinovac Research and Development Co., Ltd.

• Safety and Immunogenicity Study of Live Attenuated Mumps Vaccines in Healthy InfantsCompletedNCT05065177Phase 3

  Sponsor listed in the registry: Sinovac Research and Development Co., Ltd.

• Clinical Trial of Inactivated SARS-CoV-2 Vaccine for Prevention of COVID-19 in Healthy AdultsStatus unknownNCT04962308Phase 4

  Sponsor listed in the registry: Sinovac Research and Development Co., Ltd.

• Study of the Commercial Scale SARS-CoV-2 Vaccine Against the Pilot Scale Among Adults, and Bridging Study of the Immunogenicity in Elderly Against That in AdultsCompletedNCT04617483Phase 3

  Sponsor listed in the registry: Sinovac Research and Development Co., Ltd.

• Study on Combined Vaccination With SARS-CoV-2 Inactivated Vaccine and Quadrivalent Influenza VaccineCompletedNCT04801888Phase 4

  Sponsor listed in the registry: Sinovac Research and Development Co., Ltd.