Independent directory Public ClinicalTrials.gov records United States
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ClinicalTrials.gov public records Last synced Sep 30, 2026, 1:25 PM EDT

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Showing 1–6 of 6 matching trials from the live ClinicalTrials.gov search.
Conditions
Friedreich Ataxia
Interventions
Vatiquinone
Drug
Lead sponsor
PTC Therapeutics
Industry
Eligibility
Up to 6 Years
Enrollment
5 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2024
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Conditions
Leigh Syndrome
Interventions
EPI-743
Drug
Lead sponsor
PTC Therapeutics
Industry
Eligibility
1 Year to 18 Years
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2023
U.S. locations
4
States / cities
Stanford University, California • Akron, Ohio • Houston, Texas + 1 more
Conditions
Leigh Syndrome
Interventions
Placebo, EPI-743 15 mg/kg, EPI-743 5 mg/kg
Drug
Lead sponsor
PTC Therapeutics
Industry
Eligibility
6 Years to 17 Years
Enrollment
35 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2015
U.S. locations
4
States / cities
Palo Alto, California • Akron, Ohio • Houston, Texas + 1 more
Conditions
Pearson Syndrome
Interventions
EPI-743
Drug
Lead sponsor
Edison Pharmaceuticals Inc
Industry
Eligibility
Up to 18 Years
Enrollment
2 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2016
U.S. locations
4
States / cities
Orange, California • Cleveland, Ohio • Pittsburgh, Pennsylvania + 1 more
Conditions
Mitochondrial Diseases, Drug Resistant Epilepsy, Leigh Disease, Leigh Syndrome, Mitochondrial Encephalopathy (MELAS), Pontocerebellar Hypoplasia Type 6 (PCH6), Alpers Disease, Alpers Syndrome
Interventions
Vatiquinone, Placebo
Drug · Other
Lead sponsor
PTC Therapeutics
Industry
Eligibility
Up to 20 Years
Enrollment
68 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2023
U.S. locations
12
States / cities
San Diego, California • Stanford, California • New Haven, Connecticut + 7 more
Conditions
Friedreich Ataxia
Interventions
Vatiquinone
Drug
Lead sponsor
PTC Therapeutics
Industry
Eligibility
Not listed
Enrollment
130 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2027
U.S. locations
5
States / cities
Los Angeles, California • Gainesville, Florida • Tampa, Florida + 2 more