{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Myotonic+Dystrophy+Type+1&page=2",
    "query": {
      "condition": "Myotonic Dystrophy Type 1",
      "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=Myotonic+Dystrophy+Type+1&page=1&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-05-22T08:14:03.651Z",
  "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": "NCT00928330",
      "title": "Trastuzumab and Trastuzumab-MCC-DM1 Administered Intravenously and GDC-0941 Administered Orally to Patients With HER2-Positive Metastatic Breast Cancer Who Have Progressed on Previous Trastuzumab-Based Therapy",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Metastatic Breast Cancer"
      ],
      "interventions": [
        {
          "name": "GDC-0941",
          "type": "DRUG"
        },
        {
          "name": "Trastuzumab",
          "type": "DRUG"
        },
        {
          "name": "trastuzumab-MCC-DM1",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Genentech, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 57,
      "start_date": "2009-07",
      "completion_date": "2014-01",
      "has_results": false,
      "last_update_posted_date": "2016-11-02",
      "last_synced_at": "2026-05-22T08:14:03.651Z",
      "location_count": 3,
      "location_summary": "Indianapolis, Indiana • Baltimore, Maryland • Boston, Massachusetts",
      "locations": [
        {
          "city": "Indianapolis",
          "state": "Indiana"
        },
        {
          "city": "Baltimore",
          "state": "Maryland"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00928330"
    },
    {
      "nct_id": "NCT00829166",
      "title": "A Study of Trastuzumab Emtansine Versus Capecitabine + Lapatinib in Participants With HER2-positive Locally Advanced or Metastatic Breast Cancer",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Breast Cancer"
      ],
      "interventions": [
        {
          "name": "Trastuzumab emtansine",
          "type": "DRUG"
        },
        {
          "name": "Lapatinib",
          "type": "DRUG"
        },
        {
          "name": "Capecitabine",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Hoffmann-La Roche",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 991,
      "start_date": "2009-02",
      "completion_date": "2015-09",
      "has_results": true,
      "last_update_posted_date": "2016-10-31",
      "last_synced_at": "2026-05-22T08:14:03.651Z",
      "location_count": 177,
      "location_summary": "Chandler, Arizona • Tucson, Arizona • Anaheim, California + 149 more",
      "locations": [
        {
          "city": "Chandler",
          "state": "Arizona"
        },
        {
          "city": "Tucson",
          "state": "Arizona"
        },
        {
          "city": "Anaheim",
          "state": "California"
        },
        {
          "city": "Anaheim",
          "state": "California"
        },
        {
          "city": "Bakersfield",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00829166"
    },
    {
      "nct_id": "NCT06089018",
      "title": "Observational Study of Digital Biomarkers of Myotonia and Gait in Adults and Children With Myotonic Dystrophy",
      "overall_status": "UNKNOWN",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Myotonic Dystrophy 1"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Stanford University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "12 Years",
        "maximum_age": "90 Years",
        "sex": "ALL",
        "summary": "12 Years to 90 Years"
      },
      "enrollment_count": 125,
      "start_date": "2022-09-10",
      "completion_date": "2024-09-10",
      "has_results": false,
      "last_update_posted_date": "2023-10-18",
      "last_synced_at": "2026-05-22T08:14:03.651Z",
      "location_count": 1,
      "location_summary": "Palo Alto, California",
      "locations": [
        {
          "city": "Palo Alto",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06089018"
    },
    {
      "nct_id": "NCT04509596",
      "title": "DZD1516 in Combination With Trastuzumab and Capecitabine, or in Combination With T-DM1, in Patients With Metastatic HER2 Positive Breast Cancer",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Breast Cancer Metastatic"
      ],
      "interventions": [
        {
          "name": "DZD1516 mono therapy in Part A, DZD1516 in combination with trastuzumab and/or capecitabine in Part B, DZD1516 in combination with T-DM1 in Part C",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Dizal Pharmaceuticals",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 23,
      "start_date": "2020-09-21",
      "completion_date": "2022-07-07",
      "has_results": false,
      "last_update_posted_date": "2025-04-01",
      "last_synced_at": "2026-05-22T08:14:03.651Z",
      "location_count": 1,
      "location_summary": "Santa Monica, California",
      "locations": [
        {
          "city": "Santa Monica",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04509596"
    },
    {
      "nct_id": "NCT03959189",
      "title": "Safety, Tolerability and Pharmacokinetics of ERX-963 in Adults With Myotonic Dystrophy Type 1",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Myotonic Dystrophy, Type 1 (DM1)",
        "Myotonic Dystrophy"
      ],
      "interventions": [
        {
          "name": "ERX-963",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Expansion Therapeutics, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 12,
      "start_date": "2019-06-17",
      "completion_date": "2020-04-30",
      "has_results": true,
      "last_update_posted_date": "2021-06-23",
      "last_synced_at": "2026-05-22T08:14:03.651Z",
      "location_count": 4,
      "location_summary": "Palo Alto, California • Miami, Florida • Iowa City, Iowa + 1 more",
      "locations": [
        {
          "city": "Palo Alto",
          "state": "California"
        },
        {
          "city": "Miami",
          "state": "Florida"
        },
        {
          "city": "Iowa City",
          "state": "Iowa"
        },
        {
          "city": "Chevy Chase",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03959189"
    },
    {
      "nct_id": "NCT00082108",
      "title": "Myotonic Dystrophy and Facioscapulohumeral Muscular Dystrophy Registry",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Myotonic Dystrophy",
        "Facioscapulohumeral Muscular Dystrophy",
        "Muscular Dystrophy",
        "Myotonic Dystrophy Type 1",
        "Myotonic Dystrophy Type 2",
        "Congenital Myotonic Dystrophy",
        "PROMM (Proximal Myotonic Myopathy)",
        "Steinert's Disease",
        "Myotonic Muscular Dystrophy"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "University of Rochester",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 3000,
      "start_date": "2000-09",
      "completion_date": "2028-06",
      "has_results": false,
      "last_update_posted_date": "2025-10-15",
      "last_synced_at": "2026-05-22T08:14:03.651Z",
      "location_count": 1,
      "location_summary": "Rochester, New York",
      "locations": [
        {
          "city": "Rochester",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00082108"
    },
    {
      "nct_id": "NCT02326974",
      "title": "T-DM1+Pertuzumab in Pre-OP Early-Stage HER2+ BRCA",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "HER-2 Positive Breast Cancer",
        "Breast Cancer",
        "Stage II Breast Cancer",
        "Stage III Breast Cancer"
      ],
      "interventions": [
        {
          "name": "T-DM1",
          "type": "DRUG"
        },
        {
          "name": "Pertuzumab",
          "type": "DRUG"
        },
        {
          "name": "Excision of tumor/mastectomy",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "DRUG",
        "PROCEDURE"
      ],
      "sponsor": "Dana-Farber Cancer Institute",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 164,
      "start_date": "2015-01",
      "completion_date": "2028-01",
      "has_results": true,
      "last_update_posted_date": "2026-04-17",
      "last_synced_at": "2026-05-22T08:14:03.651Z",
      "location_count": 4,
      "location_summary": "Boston, Massachusetts • Nashville, Tennessee",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Nashville",
          "state": "Tennessee"
        },
        {
          "city": "Nashville",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02326974"
    },
    {
      "nct_id": "NCT01406873",
      "title": "Clinical Efficacy Trial of Mexiletine for Myotonic Dystrophy Type 1",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Myotonic Dystrophy"
      ],
      "interventions": [
        {
          "name": "Mexiletine",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Rochester",
      "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": 42,
      "start_date": "2011-06",
      "completion_date": "2017-03",
      "has_results": true,
      "last_update_posted_date": "2018-06-19",
      "last_synced_at": "2026-05-22T08:14:03.651Z",
      "location_count": 1,
      "location_summary": "Rochester, New York",
      "locations": [
        {
          "city": "Rochester",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01406873"
    },
    {
      "nct_id": "NCT04351230",
      "title": "T-DM1 With or Without Abemaciclib for the Treatment of HER2-Positive Metastatic Breast Cancer",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Anatomic Stage IV Breast Cancer AJCC v8",
        "HER2 Positive Breast Carcinoma",
        "Metastatic Breast Carcinoma",
        "Prognostic Stage IV Breast Cancer AJCC v8"
      ],
      "interventions": [
        {
          "name": "Abemaciclib",
          "type": "DRUG"
        },
        {
          "name": "Trastuzumab Emtansine",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "DRUG",
        "BIOLOGICAL"
      ],
      "sponsor": "Academic and Community Cancer Research United",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 0,
      "start_date": "2020-11-11",
      "completion_date": "2022-02-16",
      "has_results": false,
      "last_update_posted_date": "2022-05-26",
      "last_synced_at": "2026-05-22T08:14:03.651Z",
      "location_count": 6,
      "location_summary": "Yuma, Arizona • Jacksonville, Florida • Urbana, Illinois + 3 more",
      "locations": [
        {
          "city": "Yuma",
          "state": "Arizona"
        },
        {
          "city": "Jacksonville",
          "state": "Florida"
        },
        {
          "city": "Urbana",
          "state": "Illinois"
        },
        {
          "city": "Ann Arbor",
          "state": "Michigan"
        },
        {
          "city": "Rochester",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04351230"
    },
    {
      "nct_id": "NCT07008469",
      "title": "Global Open-Label Extension Study of Del-desiran for the Treatment of DM1",
      "overall_status": "ENROLLING_BY_INVITATION",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Myotonic Dystrophy Type 1",
        "DM1",
        "Myotonic Dystrophy",
        "Myotonia",
        "Myotonic Dystrophy 1",
        "Myotonic Disorders",
        "Steinert Myotonic Dystrophy",
        "Steinert Disease"
      ],
      "interventions": [
        {
          "name": "Del-desiran (AOC 1001)",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Avidity Biosciences, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "16 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "16 Years and older"
      },
      "enrollment_count": 230,
      "start_date": "2025-07-25",
      "completion_date": "2030-10",
      "has_results": false,
      "last_update_posted_date": "2026-04-23",
      "last_synced_at": "2026-05-22T08:14:03.651Z",
      "location_count": 17,
      "location_summary": "Los Angeles, California • Stanford, California • Denver, Colorado + 14 more",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Stanford",
          "state": "California"
        },
        {
          "city": "Denver",
          "state": "Colorado"
        },
        {
          "city": "Gainesville",
          "state": "Florida"
        },
        {
          "city": "Tampa",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07008469"
    }
  ]
}