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Data updated: Mar 10, 2026

MEFENAMIC ACID

MEFENAMIC ACID Cyclooxygenase Inhibitors
Immunology Approved 2010-11-19
5
Indications
--
Phase 3 Trials
15
Years on Market

Details

Status
Prescription
First Approved
2010-11-19
Routes
ORAL
Dosage Forms
CAPSULE

MEFENAMIC ACID Approval History

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What MEFENAMIC ACID Treats

5 FDA approvals

Originally approved for its first indication in 2010 . Covers 5 distinct patient populations.

  • Other (5)

MEFENAMIC ACID Boxed Warning

RISK OF SERIOUS CARDIOVASCULAR AND GASTROINTESTINAL EVENTS Cardiovascular Thrombotic Events Nonsteroidal anti-inflammatory drugs (NSAIDs) cause an increased risk of serious cardiovascular thrombotic events, including myocardial infarction and stroke, which can be fatal. This risk may occur early in treatment and may increase with duration of use. (see Warnings ). Mefenamic acid is contraindicated in the setting of coronary artery bypass graft (CABG) surgery (see Contraindications , Warnings ). G...

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Ongoing clinical trials by development phase

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Key Completed Trials

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Completed studies with published results, ranked by significance

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Trial Timeline

Full development history with FDA approval milestones

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Understanding FDA Approval Types
Count Type What it means
- ORIG Original approval - drug first enters market
- SUPPL - Efficacy New indication (new disease/condition approved)
- SUPPL - Labeling Label text changes (warnings, dosing updates)
- SUPPL - Manufacturing Production changes (new facility)
- SUPPL - Chemistry Formulation changes (new dosage strength)

Green lines in the timeline show ORIG and Efficacy approvals - the clinically meaningful milestones.

MEFENAMIC ACID FDA Label Details

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Indications & Usage

Carefully consider the potential benefits and risks of mefenamic acid capsules and other treatment options before deciding to use mefenamic acid capsules. Use the lowest effective dose for the shortest duration consistent with individual patient treatment goals (see WARNINGS ; Gastrointestinal Bleeding, Ulceration, and Perforation ). Mefenamic acid capsules are indicated: For relief of mild to moderate pain in patients ≥14 years of age, when therapy will not exceed one week (7 days). For treatment of primary dysmenorrhea.

⚠️ BOXED WARNING

WARNING: RISK OF SERIOUS CARDIOVASCULAR AND GASTROINTESTINAL EVENTS Cardiovascular Thrombotic Events Nonsteroidal anti-inflammatory drugs (NSAIDs) cause an increased risk of serious cardiovascular thrombotic events, including myocardial infarction and stroke, which can be fatal. This risk may occur ...

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Data Sources

Data sourced from official FDA and NIH databases. Click links to verify on original sources.