{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Mitochondrial+Encephalomyopathies&page=2",
    "query": {
      "condition": "Mitochondrial Encephalomyopathies",
      "page": 2
    },
    "page_size": 10
  },
  "pagination": {
    "page": 2,
    "page_size": 10,
    "total_count": 10,
    "total_pages": 1,
    "next_page_url": null,
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Mitochondrial+Encephalomyopathies&page=1&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-06-10T14:48:24.504Z",
  "attribution": "Data derived from public ClinicalTrials.gov records. The official record at https://clinicaltrials.gov/ remains the source of truth for current availability, contacts, and full study details.",
  "notes": [
    "This endpoint exposes only public summary fields — no participant contact emails, phone numbers, or scraped investigator contact details.",
    "For contact information and full protocol detail, follow each trial's `official_url` to the ClinicalTrials.gov record.",
    "This API is a navigational aid. It does not provide medical advice, eligibility determinations, or compensation guarantees."
  ],
  "trials": [
    {
      "nct_id": "NCT01252979",
      "title": "Ketones & Mitochondrial Heteroplasmy",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "EARLY_PHASE1"
      ],
      "conditions": [
        "MELAS Syndrome",
        "Mitochondrial Diseases"
      ],
      "interventions": [
        {
          "name": "Medium-Chain Triglycerides",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "The University of Texas Health Science Center, Houston",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 13,
      "start_date": "2010-12",
      "completion_date": "2011-12",
      "has_results": false,
      "last_update_posted_date": "2012-02-06",
      "last_synced_at": "2026-06-10T14:48:24.504Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01252979"
    },
    {
      "nct_id": "NCT06961344",
      "title": "An Open-label Extension Safety Study of MELAS Patients Who Completed TIS6463-203 (PRIZM)",
      "overall_status": "ENROLLING_BY_INVITATION",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Mitochondrial Encephalopathy, Lactic Acidosis and Stroke-Like Episodes (MELAS Syndrome)"
      ],
      "interventions": [
        {
          "name": "zagociguat 15mg",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Tisento Therapeutics",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 44,
      "start_date": "2025-08-18",
      "completion_date": "2028-07",
      "has_results": false,
      "last_update_posted_date": "2026-05-04",
      "last_synced_at": "2026-06-10T14:48:24.504Z",
      "location_count": 9,
      "location_summary": "La Jolla, California • Aurora, Colorado • Atlanta, Georgia + 5 more",
      "locations": [
        {
          "city": "La Jolla",
          "state": "California"
        },
        {
          "city": "Aurora",
          "state": "Colorado"
        },
        {
          "city": "Atlanta",
          "state": "Georgia"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06961344"
    },
    {
      "nct_id": "NCT06180421",
      "title": "Mitochondrial Video Assessment Source Material Study",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "PolG, Primary Mitochondrial Myopathy"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "The Emmes Company, LLC",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "16 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "16 Years and older"
      },
      "enrollment_count": 28,
      "start_date": "2023-06-16",
      "completion_date": "2024-02-02",
      "has_results": false,
      "last_update_posted_date": "2024-11-14",
      "last_synced_at": "2026-06-10T14:48:24.504Z",
      "location_count": 1,
      "location_summary": "Kingston, Massachusetts",
      "locations": [
        {
          "city": "Kingston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06180421"
    },
    {
      "nct_id": "NCT01532791",
      "title": "Natural History Study - Mitochondrial Disease",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "MELAS or m.3243 A>G Mitochondrial DNA Mutation Carrier"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Columbia University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "4 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "4 Years and older"
      },
      "enrollment_count": 300,
      "start_date": "2004-07",
      "completion_date": "2026-07",
      "has_results": false,
      "last_update_posted_date": "2026-01-23",
      "last_synced_at": "2026-06-10T14:48:24.504Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01532791"
    },
    {
      "nct_id": "NCT05241262",
      "title": "Study of N-acetylcysteine in the Treatment of Patients With the m.3243A>G Mutation and Low Brain Glutathione Levels",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Mitochondrial Disease"
      ],
      "interventions": [
        {
          "name": "N-Acetylcysteine",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Michio Hirano, MD",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "18 Years to 80 Years"
      },
      "enrollment_count": 18,
      "start_date": "2023-07-06",
      "completion_date": "2026-03",
      "has_results": false,
      "last_update_posted_date": "2026-01-23",
      "last_synced_at": "2026-06-10T14:48:24.504Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05241262"
    },
    {
      "nct_id": "NCT05218655",
      "title": "A Safety Study for Previously Treated Vatiquinone (PTC743) Participants With Inherited Mitochondrial Disease",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Inherited Mitochondrial Disease"
      ],
      "interventions": [
        {
          "name": "Vatiquinone",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "PTC Therapeutics",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 101,
      "start_date": "2022-06-22",
      "completion_date": "2025-04-15",
      "has_results": true,
      "last_update_posted_date": "2025-12-22",
      "last_synced_at": "2026-06-10T14:48:24.504Z",
      "location_count": 14,
      "location_summary": "La Jolla, California • Stanford, California • New Haven, Connecticut + 10 more",
      "locations": [
        {
          "city": "La Jolla",
          "state": "California"
        },
        {
          "city": "Stanford",
          "state": "California"
        },
        {
          "city": "New Haven",
          "state": "Connecticut"
        },
        {
          "city": "Washington D.C.",
          "state": "District of Columbia"
        },
        {
          "city": "Gulf Breeze",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05218655"
    },
    {
      "nct_id": "NCT00887562",
      "title": "Study of Idebenone in the Treatment of Mitochondrial Encephalopathy Lactic Acidosis & Stroke-like Episodes",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "MELAS Syndrome"
      ],
      "interventions": [
        {
          "name": "Idebenone",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "Michio Hirano",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "8 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "8 Years to 65 Years"
      },
      "enrollment_count": 27,
      "start_date": "2009-05",
      "completion_date": "2012-07",
      "has_results": true,
      "last_update_posted_date": "2016-10-26",
      "last_synced_at": "2026-06-10T14:48:24.504Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00887562"
    },
    {
      "nct_id": "NCT05848271",
      "title": "Natural History Study of Patients with HPDL Mutations",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Mitochondrial Encephalomyopathies",
        "Hereditary Spastic Paraplegia",
        "Spastic Paraplegia",
        "White Matter Disease",
        "Neonatal Encephalopathy",
        "Mutation",
        "Genetic Disease"
      ],
      "interventions": [
        {
          "name": "Patient Registry",
          "type": "OTHER"
        },
        {
          "name": "Dry blood spots sampling",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of California, San Diego",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 50,
      "start_date": "2023-05-18",
      "completion_date": "2027-12-31",
      "has_results": false,
      "last_update_posted_date": "2025-03-30",
      "last_synced_at": "2026-06-10T14:48:24.504Z",
      "location_count": 1,
      "location_summary": "San Diego, California",
      "locations": [
        {
          "city": "San Diego",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05848271"
    },
    {
      "nct_id": "NCT01370447",
      "title": "EPI-743 for Mitochondrial Respiratory Chain Diseases",
      "overall_status": "NO_LONGER_AVAILABLE",
      "study_type": "EXPANDED_ACCESS",
      "phases": [],
      "conditions": [
        "Mitochondrial Diseases"
      ],
      "interventions": [
        {
          "name": "EPI-743",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "PTC Therapeutics",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "1 Year",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "1 Year and older"
      },
      "enrollment_count": null,
      "start_date": null,
      "completion_date": null,
      "has_results": false,
      "last_update_posted_date": "2024-01-23",
      "last_synced_at": "2026-06-10T14:48:24.504Z",
      "location_count": 16,
      "location_summary": "Los Angeles, California • Orange, California • Palo Alto, California + 12 more",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Orange",
          "state": "California"
        },
        {
          "city": "Palo Alto",
          "state": "California"
        },
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "Stanford",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01370447"
    },
    {
      "nct_id": "NCT01831934",
      "title": "Responses to Influenza Vaccine in Patients With Mitochondrial Disorders (MELAS)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "MELAS Syndrome"
      ],
      "interventions": [
        {
          "name": "Fluzone®",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Stanford University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "13 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "13 Years to 65 Years"
      },
      "enrollment_count": 22,
      "start_date": "2010-09",
      "completion_date": "2012-03",
      "has_results": true,
      "last_update_posted_date": "2017-05-30",
      "last_synced_at": "2026-06-10T14:48:24.504Z",
      "location_count": 1,
      "location_summary": "Stanford, California",
      "locations": [
        {
          "city": "Stanford",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01831934"
    }
  ]
}