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Clinical Trial Summary

This survey will be conducted for the subjects who participate in the priority survey (cohort survey) conducted by the Scientific Research Group of the Ministry of Health, Labour and Welfare at the initial stage of administration of the COVID-19 vaccination. The present study aims to collect information on serious adverse events or COVID-19 infection observed from 28 days after the last vaccination of VAXZEVRIA up to 12 months after the last vaccination and to evaluate the long-term safety of this vaccine.


Clinical Trial Description

This survey will be conducted for the subjects who participate in the priority survey (cohort survey) conducted by the Scientific Research Group of the Ministry of Health, Labour and Welfare at the initial stage of administration of the COVID-19 vaccination. The present study aims to collect information on serious adverse events (including Thrombosis in combination with thrombocytopenia, Immune-mediated neurological conditions, Vaccine-associated enhanced disease (VAED) including Vaccine-associated enhanced respiratory disease(VAERD), Thrombosis or other diseases) or COVID-19 infection observed from 28 days after the last vaccination of VAXZEVRIA up to 12 months after the last vaccination and to evaluate the long-term safety of this vaccine. ;


Study Design


Related Conditions & MeSH terms


NCT number NCT05135455
Study type Observational
Source AstraZeneca
Contact
Status Completed
Phase
Start date April 21, 2022
Completion date October 10, 2023