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FDA Urges Disclosure of 2,200 Unreported Clinical Trials

4/14/2026

Summary

Story summary

The FDA will announce that it has sent more than 2,200 letters urging publication of unreported clinical trial data.
An internal FDA analysis found about 30% of studies did not disclose results on ClinicalTrials.gov.
FDA Commissioner Dr. Marty Makary emphasizes the duty to publish results and notes negative findings may be suppressed.
Experts say the voluntary request lacks enforcement power and call for penalties or funding cuts to ensure compliance.

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Story summary

The FDA will announce that it has sent more than 2,200 letters urging publication of unreported clinical trial data.
An internal FDA analysis found about 30% of studies did not disclose results on ClinicalTrials.gov.
FDA Commissioner Dr. Marty Makary emphasizes the duty to publish results and notes negative findings may be suppressed.
Experts say the voluntary request lacks enforcement power and call for penalties or funding cuts to ensure compliance.