Data updated: Mar 10, 2026
METAXALONE
METAXALONE
Approved 2010-03-31
9
Indications
--
Phase 3 Trials
15
Years on Market
Details
- Status
- Discontinued
- First Approved
- 2010-03-31
- Routes
- ORAL
- Dosage Forms
- TABLET
Companies
RISING AMNEAL PHARMS LANNETT CO INC MOUNTAIN SCIEGEN PHARMS PRIMUS PHARMS Teva Novartis INGENUS PHARMS LLC
Active Ingredient: METAXALONE
Website: ↗
METAXALONE Approval History
Loading approval history...
What METAXALONE Treats
9 FDA approvalsOriginally approved for its first indication in 2010 . Covers 9 distinct patient populations.
- Other (9)
Other
(9 approvals)- • Approved indication (Mar 2010)Letter
- • Approved indication (Jun 2013)
- • Approved indication (Feb 2015)Letter
- • Approved indication (Jun 2015)Label Letter
- • Approved indication (Nov 2016)
- • Approved indication (Jun 2017)
- • Approved indication (Aug 2017)
- • Approved indication (Sep 2018)
- • Approved indication (Oct 2020)
🔬
Pro Active Pipeline
Ongoing clinical trials by development phase
Loading...
⭐
Pro Key Completed Trials
Completed studies with published results, ranked by significance
Loading...
📊
Trial Timeline
Full development history with FDA approval milestones
Loading...
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.
METAXALONE FDA Label Details
ProMETAXALONE Patents & Exclusivity
Latest Patent: Jul 2039
Patents (1 active)
US11918559
Expires Jul 29, 2039
Source: FDA Orange Book
Want competitive intelligence?
See who's developing similar drugs and track their progress
Data Sources
Data sourced from official FDA and NIH databases. Click links to verify on original sources.