The drugs and devices have been on the market for years. But FDA-ordered studies still aren’t done.
“Doctors rely on this evidence, patients rely on this evidence, and if that evidence is not there, it’s going to lead to a lot of uncertainty."
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By
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David Hilzenrath
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September 22, 2026
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Clinical Scorecard: The Drugs and Devices Have Been on the Market for Years. But FDA-Ordered Studies Still Aren’t Done.
At a Glance
| Category | Detail |
| Condition | Postmarket Drug and Device Studies |
| Key Mechanisms | FDA mandates postmarket studies to evaluate long-term safety and efficacy of approved products. |
| Target Population | Patients using FDA-approved drugs and devices. |
| Care Setting | Post-approval clinical settings. |
Key Highlights
- FDA-approved drugs often require postmarket studies that are frequently delayed.
- Only 21 of 300 patients were enrolled in the Tavneos postmarket study as of last fall.
- Dozens of liver damage cases have been associated with Tavneos.
- Almost 600 postmarket studies are running behind schedule according to FDA data.
- The FDA's new policy may increase reliance on postmarket studies.
Guideline-Based Recommendations
Diagnosis
Management
Monitoring & Follow-up
Risks
- Patients may be exposed to products that do more harm than good due to delayed studies.
Patient & Prescribing Data
Patients prescribed drugs or devices with pending postmarket studies.
Patients and doctors may lack clarity on the risks and benefits of these products.
Clinical Best Practices
- Ensure timely enrollment and completion of postmarket studies.
- Maintain transparency regarding the status of postmarket studies to inform patients and healthcare providers.
Related Resources & Content