TheraRadar
Data updated: Jun 28, 2026

DIROXIMEL FUMARATE · ZYDUS

CNS Approved 2019-10-29

Diroximel fumarate is indicated for the treatment of relapsing forms of multiple sclerosis in adult patients. The medication is used to manage clinically isolated syndrome, relapsing-remitting disease, and active secondary progressive disease. It provides a therapeutic approach for adults experiencing these specific stages of the condition.

Source: FDA Label

How DIROXIMEL FUMARATE Works

The exact mechanism by which diroximel fumarate exerts its therapeutic effect in multiple sclerosis is unknown. The drug's active metabolite, monomethyl fumarate (MMF), activates 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.

Source: FDA Label
1
Indication
--
Phase 3 Trials
6
Years on Market

Details

Status
Prescription
First Approved
2019-10-29
Routes
ORAL
Dosage Forms
CAPSULE, DELAYED RELEASE

Companies

Active Ingredient: DIROXIMEL FUMARATE

DIROXIMEL FUMARATE Approval History

2026
Original
New Indication
New Form
Label Update
1 FDA actions from 2025 to 2025
Nov 2025 ORIGINAL
Update

What DIROXIMEL FUMARATE Treats

4 indications

DIROXIMEL FUMARATE is approved for 4 conditions since its original approval in 2025. These indications span multiple therapeutic areas including oncology, immunology, and more.

Source: FDA Label

DIROXIMEL FUMARATE Competitive Set

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Filters applied: drops same-active-ingredient (505(b)(2) reformulations), route-mismatch (topical vs systemic), and cross-therapeutic-area matches in same-indication rings.

What's emerging in DIROXIMEL FUMARATE's indications

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Phase 3 candidates targeting molecules with no FDA-approved drug, in indications DIROXIMEL FUMARATE treats. First-in-class if their pivotal trials read out positive.

Drugs Similar to DIROXIMEL FUMARATE

3 of 20

FDA-approved drugs for similar conditions. Compare mechanisms and indications to understand treatment alternatives.

TYSABRI
NATALIZUMAB
4 shared
Biogen
Shared indications:
Multiple SclerosisClinically Isolated SyndromeRelapsing-Remitting Multiple Sclerosis +1 more
TYRUKO
NATALIZUMAB-SZTN
3 shared
Novartis
Shared indications:
Multiple SclerosisClinically Isolated SyndromeRelapsing-Remitting Multiple Sclerosis
BRIUMVI
UBLITUXIMAB-XIIY
2 shared
TG THERAPEUTICS, INC
Shared indications:
Clinically isolated syndromeRelapsing-remitting multiple sclerosis
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Clinical Trial Registry

3 trials
Trial Sponsor ID Phase Status Title
NCT07483632 VOYAGE 272MS304 2023-509409-60 Ph 3 not yet recruiting A Study to Learn About the Safety of Diroximel Fumarate (DRF) and Dimethyl Fumarate (DMF) and Their Effects on Relapses in Pediatric Participants With Relapsing Forms of Multiple Sclerosis (RMS)
NCT05083923 results posted 272MS303 Ph 3 completed A Study of Diroximel Fumarate (DRF) in Adult Participants From the Asia-Pacific Region With Relapsing Forms of Multiple Sclerosis (RMS)
NCT05127564 272HV111 Ph 1 completed A Study to Evaluate the Pharmacokinetics, Safety, and Tolerability of Diroximel Fumarate (DRF) in Chinese and Caucasian Adult Healthy Participants
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Active Pipeline

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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.

DIROXIMEL FUMARATE FDA Label Details

Indications & Usage

VUMERITY 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. VUMERITY 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.

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VUMERITY

Full clinical data, patents, trials, and competitive landscape for diroximel fumarate.

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Data Sources

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