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FDA Flags Missing Trial Results

Federal outreach seeks to improve compliance with ClinicalTrials.gov reporting requirements and make more complete clinical trial information publicly available

  • By

  • Kathryn Wighton

  • April 13, 2026

  • 3 min

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Clinical Scorecard: FDA Flags Missing Trial Results

At a Glance

CategoryDetail
ConditionClinical Trial Reporting Compliance
Key MechanismsFederal requirements for trial result submission to ClinicalTrials.gov
Target PopulationMedical product companies and researchers
Care SettingClinical research and regulatory compliance

Key Highlights

  • 29.6% of studies likely subject to reporting had no results posted
  • FDA sent reminders to over 2,200 companies about reporting requirements
  • Gaps in reporting can lead to publication bias
  • Results must be submitted within 1 year of trial completion
  • FDA may take regulatory action for noncompliance

Guideline-Based Recommendations

Diagnosis

  • Identify trials that are past reporting deadlines

Management

  • Encourage voluntary compliance with reporting requirements

Monitoring & Follow-up

  • Track submission of trial results to ClinicalTrials.gov

Risks

  • Failure to report can distort perceptions of product safety and efficacy

Patient & Prescribing Data

Patients relying on accurate clinical trial data

Importance of complete data for informed prescribing decisions

Clinical Best Practices

  • Ensure timely submission of trial results
  • Maintain transparency in clinical trial outcomes
  • Adhere to federal reporting requirements

Related Resources & Content

Original Source(s)

FDA Flags Missing Trial Results

  • by Kathryn Wighton

  • April 13, 2026

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