CI

At a glance

ClinicalIndex Comparison Record
N/ACompleted· 14,570 enrolled
Drug / intervention
BNT162b2biological
Likely dose
BNT162b2 0.3 mLfrom record
Structured eligibility isn't available for this trial yet — see the full criteria in the Eligibility tab below.

Standardized by ClinicalIndex from the ClinicalTrials.gov record · verify against the source.

Search/NCT04815031
NCT04815031N/ACompleted

General Investigation of COMIRNATY Intramuscular Injection (Follow-up Study for Subjects [Healthcare Professionals] Who Are Vaccinated at an Early Post-Approval Stage)

Pfizer·observational·Posted Mar 24, 2021·Updated Nov 27, 2024

In Brief

An observational study evaluating BNT162b2 for COVID-19. Completed, enrolled 14,570 participants across 1 site.

Detailed Summary

Post-marketing study, Chotor study of COMIRNATY vaccenees followed for 11months. Serious adverse events and COVID-19 observed during the follow-up period will be collected, and the long-term safety of this product will be assessed.

Study Details

Study Typeobservational
Allocation--
Masking--
Primary Purpose--
ConditionsCOVID-19
CountriesJapan
Collaborators--

Timeline

N/ACompletedFinished
20222023202420252026
First PostedMar 24, 2021
Enrollment StartMar 20, 2021
Primary CompletionJan 27, 2023
TodayJul 2, 2026
Enrollment to primary: 1.9 yearsPosted 5.3 years ago

Interventions

BNT162b2biological

Comirnaty is administered intramuscularly after dilution as a course of 2 doses (0.3 mL each). It is recommended to administer the second dose 3 weeks after the first dose. Individuals 16 years of age and older.