MedPath

Omaveloxolone

Generic Name
Omaveloxolone
Brand Names
Skyclarys
Drug Type
Small Molecule
Chemical Formula
C33H44F2N2O3
CAS Number
1474034-05-3
Unique Ingredient Identifier
G69Z98951Q

Overview

Omaveloxolone (RTA-408) is a semisynthetic oleanane triterpenoid with antioxidant and anti-inflammatory properties. Omaveloxolone acts as an activator of nuclear factor (erythroid-derived 2)-like 2 (Nrf2), a transcription factor that mitigates oxidative stress. In patients with Friedreich's ataxia, a genetic disease involving mitochondrial dysfunction, the Nrf2 pathway is impaired, and Nrf2 activity is lower. Therefore, the use of Nrf2 activators such as omaveloxolone represents a therapeutic advantage in this group of patients. In February 2023, omaveloxolone was approved by the FDA for the treatment of Friedreich's ataxia in adults and adolescents aged 16 years and older. The use of omaveloxolone for the treatment of conditions involving mitochondrial dysfunction and oxidative stress has also been evaluated.

Indication

Omaveloxolone is indicated for the treatment of Friedreich's ataxia in adults and adolescents aged 16 years and older.

Associated Conditions

  • Friedreich's Ataxia

Research Report

Published: Aug 23, 2025

Omaveloxolone (SKYCLARYS®): A Comprehensive Pharmacological and Clinical Monograph

I. Introduction and Drug Profile

Overview and Significance

Omaveloxolone, marketed under the brand name SKYCLARYS®, represents a landmark therapeutic advancement in the field of neurodegenerative diseases. It is the first and only medication approved by major global regulatory bodies, including the U.S. Food and Drug Administration (FDA) and the European Commission (EC), for the treatment of Friedreich's ataxia (FA).[1] This approval is indicated for adults and adolescents aged 16 years and older who are living with this rare, inherited, and relentlessly progressive condition.[3] FA is characterized by debilitating neurological and systemic symptoms, including ataxia, muscle weakness, loss of coordination, cardiomyopathy, and a significantly shortened lifespan, for which no disease-modifying therapies previously existed.[4] The advent of Omaveloxolone signals a paradigm shift, moving the management of FA beyond purely supportive and symptomatic care to an era of active pharmacological intervention designed to slow the underlying progression of the disease.[7] Its approval is a culmination of years of collaborative effort between patients, researchers, advocacy organizations, and industry, offering tangible hope to a community that has long faced a profound unmet medical need.[7]

Chemical Classification and Origin

Continue reading the full research report

Clinical Trials

Title
Posted
Study ID
Phase
Status
Sponsor
2025/06/13
Phase 1
Recruiting
2025/05/01
Phase 3
Recruiting
2024/10/08
N/A
Recruiting
2024/10/02
N/A
Recruiting
2024/09/25
Phase 1
Completed
2023/09/26
Phase 1
Recruiting
2023/07/03
Phase 1
Completed
2023/06/18
Phase 1
Completed
2019/07/05
Phase 1
Completed
2019/04/03
Phase 1
Completed

FDA Drug Approvals

Approved Product
Manufacturer
NDC Code
Route
Strength
Effective Date
Reata Pharmaceuticals, Inc.
73179-250
ORAL
50 mg in 1 1
1/30/2024

EMA Drug Approvals

Approved Product
Authorization Holder
Status
Issued Date
Authorised
2/9/2024

HSA Drug Approvals

Approved Product
Manufacturer
Approval Number
Dosage Form
Strength
Approval Date
No HSA approvals found for this drug.

NMPA Drug Approvals

Approved Product
Company
Approval Number
Drug Type
Dosage Form
Approval Date
No NMPA approvals found for this drug.

PPB Drug Approvals

Approved Product
Registration No.
Company
Licence No.
Strength
Registration Date
No PPB approvals found for this drug.

TGA Drug Approvals

Approved Product
ARTG ID
Sponsor
Registration Type
Status
Registration Date
SKYCLARYS omaveloxolone 50 mg capsule bottle
453725
Medicine
A
6/26/2025

Health Canada Drug Approvals

Approved Product
Company
DIN
Dosage Form
Strength
Market Date
SKYCLARYS
Biogen Canada Inc
02556219
Capsule - Oral
50 MG
5/29/2025

CIMA AEMPS Drug Approvals

Approved Product
Company
Registration Number
Pharmaceutical Form
Prescription Type
Status
No CIMA AEMPS (Spain) approvals found for this drug.

Philippines FDA Drug Approvals

Approved Product
Company
License Number
Dosage Form
Strength
Approval Date
No Philippines FDA approvals found for this drug.

Saudi SFDA Drug Approvals

Approved Product
Company
License Number
Dosage Form
Strength
Approval Date
No Saudi SFDA approvals found for this drug.

Malaysia NPRA Drug Approvals

Approved Product
Company
Registration Number
Dosage Form
Strength
Approval Date
No Malaysia NPRA approvals found for this drug.

UK EMC Drug Information

Medicine Name
MA Holder
MA Number
Pharmaceutical Form
Active Ingredient
Authorization Date
No UK EMC drug information found for this drug.

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