COVID vaccine clot study scrapped before start

NCT ID NCT04889326

First seen May 23, 2026 ยท Last updated May 23, 2026

Summary

This study aimed to collect medical information from people who developed unusual blood clots within four weeks of receiving a COVID-19 vaccine. The goal was to better understand any possible link between the vaccine and these rare events. However, the study was withdrawn before enrolling any participants, so no data was collected.

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Contacts and locations

Locations

  • CHU lille

    Lille, 59037, France

Conditions

Explore the condition pages connected to this study.