A Real-world Study to Evaluate the Safety and Immunogenicity of a Third-dose Booster After Two Doses of an Inactivated COVID-19 Vaccine

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Fudan University

Status

Enrolling

Conditions

COVID-19
Vaccine Reaction

Treatments

Biological: an inactivated SARS-CoV-2 vaccine named BBIBP-CorV

Study type

Observational

Funder types

Other

Identifiers

NCT05493917
KY2021-923

Details and patient eligibility

About

This project is a prospective observational real-world study, recruiting and screening subjects who have completed 2 doses of the COVID-19 vaccine for more than 6 months and receive the third dose of the vaccine voluntarily into the clinical cohort of this study. Subjects received a third dose of the COVID-19 vaccine will be enrolled in the study and followed up for 1 year at baseline (day 0) before vaccine injection, 28 days after injection, 90 days, 270 days after injection. On the 365th day, blood samples were collected for the detection of anti-SARS-CoV-2 antibodies and other related indicators to evaluate the immune protection effect.

Enrollment

2,000 estimated patients

Sex

All

Ages

18+ years old

Volunteers

Accepts Healthy Volunteers

Inclusion criteria

  • Age >18 years old, gender is not limited;
  • Subjects who completed the second dose of COVID-19 inactivated vaccine for more than 6 months and received the third dose of the same vaccine

Exclusion criteria

  • allergic to the active ingredients of the SARS-CoV-2 vaccine, any of the inactive ingredients, the substances used in the production process, or those who have had allergies during previous vaccination of similar vaccines;
  • those who have had severe allergic reactions to vaccines in the past (such as acute allergic reactions, angioedema, respiratory Difficulties, urticaria, angioedema or abdominal pain);
  • Receiving other research drugs within 3 months ;participating in other research vaccines Or subjects in clinical trials of research drugs;
  • other conditions that the investigator judges are not suitable for this clinical trial;

Trial contacts and locations

0

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Data sourced from clinicaltrials.gov

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