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Data updated: Mar 10, 2026

TECFIDERA

DIMETHYL FUMARATE
Neurology Approved 2013-03-27

Tecfidera (dimethyl fumarate) is indicated for the treatment of relapsing forms of multiple sclerosis (MS) in adult patients. The medication is used to manage specific disease courses, including clinically isolated syndrome, relapsing-remitting disease, and active secondary progressive disease. It provides a therapeutic option for adults diagnosed with these various stages of relapsing MS.

Source: FDA Label โ€ข Biogen

How TECFIDERA Works

The precise mechanism by which dimethyl fumarate exerts its therapeutic effect in multiple sclerosis is unknown. The drug and its metabolite, monomethyl fumarate (MMF), have been shown to activate the Nuclear factor (erythroid-derived 2)-like 2 (Nrf2) pathway, which is involved in the cellular response to oxidative stress. Additionally, MMF has been identified as a nicotinic acid receptor agonist in laboratory settings.

Source: FDA Label
4
Indications
--
Phase 3 Trials
12
Years on Market

Details

Status
Prescription
First Approved
2013-03-27
Routes
ORAL
Dosage Forms
CAPSULE, DELAYED RELEASE

Companies

Active Ingredient: DIMETHYL FUMARATE

TECFIDERA Approval History

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What TECFIDERA Treats

3 indications

TECFIDERA is approved for 3 conditions since its original approval in 2013. These indications span multiple therapeutic areas including oncology, immunology, and more.

  • Clinically isolated syndrome
  • Relapsing-remitting multiple sclerosis
  • Active secondary progressive multiple sclerosis
Source: FDA Label

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Active Pipeline

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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.

TECFIDERA FDA Label Details

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Indications & Usage

FDA Label (PDF)

TECFIDERA is indicated for the treatment of relapsing forms of multiple sclerosis (MS), to include clinically isolated syndrome, relapsing-remitting disease, and active secondary progressive disease, in adults. TECFIDERA is indicated for the treatment of relapsing forms of multiple sclerosis (MS), to include clinically isolated syndrome, relapsing-remitting disease, and active secondary progressive disease, in adults.

TECFIDERA Patents & Exclusivity

Latest Patent: Nov 2035

Patents (36 active)

US10959972 Expires Nov 16, 2035
US11129806 Expires Nov 16, 2035
US11007166 Expires Nov 16, 2035
US11007167 Expires Nov 16, 2035
US11246850 Expires Nov 16, 2035
US10391160 Expires Mar 13, 2035
US10555993 Expires Mar 13, 2035
US10994003 Expires Mar 13, 2035
US8399514 Expires Feb 7, 2028
+ 26 more patents
Source: FDA Orange Book

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Data Sources

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