• November 6, 2017

    Press Release Spotlight

    Stealth BioTherapeutics Initiates Phase 3 Study of Elamipretide in Patients with Primary Mitochondrial Myopathy

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    BOSTON, Nov. 6, 2017 /PRNewswire/ — Stealth BioTherapeutics (Stealth), a clinical-stage biopharmaceutical company developing therapeutics to treat mitochondrial dysfunction, today announced the initiation of MMPOWER-3, a Phase 3 study evaluating the efficacy and safety of daily subcutaneous injections of elamipretide in patients with primary mitochondrial myopathy (PMM). MMPOWER-3 will enroll eligible patients who previously participated in RePOWER, an ongoing, prospective, non-interventional study evaluating patients with PMM. 

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  • October 2, 2017

    Press Release Spotlight

    Stealth BioTherapeutics Granted Orphan Drug Designation of Elamipretide for Treatment of Patients with Primary Mitochondrial Myopathy

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    BOSTON – October 2, 2017 – Stealth BioTherapeutics (Stealth), a clinical-stage biopharmaceutical company developing therapeutics to treat mitochondrial dysfunction, today announced that the U.S. Food and Drug Administration’s (FDA) Office of Orphan Products Development (OOPD) has granted Orphan Drug Designation to Stealth’s investigational drug candidate, elamipretide, for the treatment of patients with primary mitochondrial myopathy (PMM).

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  • August 7, 2017

    Press Release Spotlight

    Stealth BioTherapeutics Announces New Appointments to its Board of Directors

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    BOSTON – August 7, 2017 – Stealth BioTherapeutics Inc. (Stealth), a clinical-stage biopharmaceutical company developing therapeutics to treat mitochondrial dysfunction, announced the appointment of three directors to its Board of Directors: Francis W. Chen, Kevin McLaughlin and Edward Owens. Stealth’s Board of Directors now includes five members with extensive experience in biotechnology and business development.

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  • July 24, 2017

    Press Release Spotlight

    Stealth BioTherapeutics Initiates Phase 2/3 Study of Elamipretide in Patients with Barth Syndrome

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    BOSTON – July 19, 2017 – Stealth BioTherapeutics (Stealth), a clinical-stage biopharmaceutical company developing therapeutics to treat mitochondrial dysfunction, today announced the initiation of TAZPOWER, a Phase 2/3 study evaluating elamipretide in patients with Barth syndrome. Barth syndrome is a rare genetic mitochondrial disease, caused by mutations in the TAZ gene, and characterized by cardiac abnormalities, skeletal muscle weakness, recurrent infections and delayed growth.

    Read the full Press Release

Stealth BioTherapeutics Initiates Phase 3 Study of Elamipretide in Patients with Primary Mitochondrial Myopathy

BOSTON, Nov. 6, 2017 /PRNewswire/ — Stealth BioTherapeutics (Stealth), a clinical-stage biopharmaceutical company developing therapeutics to treat mitochondrial dysfunction, today announced the initiation of MMPOWER-3, a Phase 3 study evaluating the efficacy and safety of daily subcutaneous injections of elamipretide in patients with primary mitochondrial myopathy (PMM). MMPOWER-3 will enroll eligible patients who previously participated in RePOWER, an ongoing, prospective, non-interventional study evaluating patients with PMM. 

Stealth BioTherapeutics Granted Orphan Drug Designation of Elamipretide for Treatment of Patients with Primary Mitochondrial Myopathy

BOSTON – October 2, 2017 – Stealth BioTherapeutics (Stealth), a clinical-stage biopharmaceutical company developing therapeutics to treat mitochondrial dysfunction, today announced that the U.S. Food and Drug Administration’s (FDA) Office of Orphan Products Development (OOPD) has granted Orphan Drug Designation to Stealth’s investigational drug candidate, elamipretide, for the treatment of patients with primary mitochondrial myopathy (PMM).

Stealth BioTherapeutics Announces New Appointments to its Board of Directors

BOSTON – August 7, 2017 – Stealth BioTherapeutics Inc. (Stealth), a clinical-stage biopharmaceutical company developing therapeutics to treat mitochondrial dysfunction, announced the appointment of three directors to its Board of Directors: Francis W. Chen, Kevin McLaughlin and Edward Owens. Stealth’s Board of Directors now includes five members with extensive experience in biotechnology and business development.

Stealth BioTherapeutics Initiates Phase 2/3 Study of Elamipretide in Patients with Barth Syndrome

BOSTON – July 19, 2017 – Stealth BioTherapeutics (Stealth), a clinical-stage biopharmaceutical company developing therapeutics to treat mitochondrial dysfunction, today announced the initiation of TAZPOWER, a Phase 2/3 study evaluating elamipretide in patients with Barth syndrome. Barth syndrome is a rare genetic mitochondrial disease, caused by mutations in the TAZ gene, and characterized by cardiac abnormalities, skeletal muscle weakness, recurrent infections and delayed growth.

Stealth BioTherapeutics Presents Phase 2 Data From MMPOWER-2 Continuation Trial Supporting Phase 3 Development of Elamipretide in Primary Mitochondrial Myopathy

BOSTON ­- JUNE 29, 2017- Stealth BioTherapeutics (Stealth), a clinical-stage biopharmaceutical company developing therapeutics to treat mitochondrial dysfunction, today announced results from MMPOWER-2, a Phase 2 continuation trial evaluating safety, tolerability and efficacy of treatment with elamipretide for primary mitochondrial myopathy (PMM). Detailed results from the trial were presented today at Mitochondrial Medicine Symposium 2017, the United Mitochondrial Disease Foundation (UMDF) symposium.