{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Classic+Congenital+Adrenal+Hyperplasia",
    "query": {
      "condition": "Classic Congenital Adrenal Hyperplasia"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 17,
    "total_pages": 2,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Classic+Congenital+Adrenal+Hyperplasia&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-05-22T07:54:06.601Z",
  "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": "NCT00617292",
      "title": "Determining the Long-Term Effects of Prenatal Dexamethasone Treatment in Children With 21-Hydroxylase Deficiency and Their Mothers",
      "overall_status": "UNKNOWN",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Adrenal Hyperplasia, Congenital"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Office of Rare Diseases (ORD)",
      "sponsor_class": "NIH",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "12 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "12 Years and older"
      },
      "enrollment_count": 233,
      "start_date": "2008-01",
      "completion_date": "2009-07",
      "has_results": false,
      "last_update_posted_date": "2008-12-09",
      "last_synced_at": "2026-05-22T07:54:06.601Z",
      "location_count": 2,
      "location_summary": "New York, New York • Dallas, Texas",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        },
        {
          "city": "Dallas",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00617292"
    },
    {
      "nct_id": "NCT02804178",
      "title": "A Study of ATR-101 for the Treatment of Congenital Adrenal Hyperplasia",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Congenital Adrenal Hyperplasia"
      ],
      "interventions": [
        {
          "name": "ATR-101",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Millendo Therapeutics, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "18 Years to 80 Years"
      },
      "enrollment_count": 10,
      "start_date": "2016-05-18",
      "completion_date": "2017-08-17",
      "has_results": true,
      "last_update_posted_date": "2021-03-10",
      "last_synced_at": "2026-05-22T07:54:06.601Z",
      "location_count": 6,
      "location_summary": "Baltimore, Maryland • Bethesda, Maryland • Ann Arbor, Michigan + 3 more",
      "locations": [
        {
          "city": "Baltimore",
          "state": "Maryland"
        },
        {
          "city": "Bethesda",
          "state": "Maryland"
        },
        {
          "city": "Ann Arbor",
          "state": "Michigan"
        },
        {
          "city": "Rochester",
          "state": "Minnesota"
        },
        {
          "city": "Tulsa",
          "state": "Oklahoma"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02804178"
    },
    {
      "nct_id": "NCT06712823",
      "title": "An Extension Study to Evaluate Safety and Efficacy in Participants Treated With CRN04894",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Congenital Adrenal Hyperplasia",
        "Classic Congenital Adrenal Hyperplasia"
      ],
      "interventions": [
        {
          "name": "atumelnant (CRN04894)",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Crinetics Pharmaceuticals Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "16 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "16 Years and older"
      },
      "enrollment_count": 150,
      "start_date": "2025-02-25",
      "completion_date": "2027-11",
      "has_results": false,
      "last_update_posted_date": "2025-09-23",
      "last_synced_at": "2026-05-22T07:54:06.601Z",
      "location_count": 2,
      "location_summary": "Minneapolis, Minnesota • Morehead City, North Carolina",
      "locations": [
        {
          "city": "Minneapolis",
          "state": "Minnesota"
        },
        {
          "city": "Morehead City",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06712823"
    },
    {
      "nct_id": "NCT04490915",
      "title": "Global Safety and Efficacy Registration Study of Crinecerfont for Congenital Adrenal Hyperplasia",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Congenital Adrenal Hyperplasia"
      ],
      "interventions": [
        {
          "name": "Crinecerfont",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Neurocrine Biosciences",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 182,
      "start_date": "2020-12-16",
      "completion_date": "2027-08",
      "has_results": true,
      "last_update_posted_date": "2026-05-11",
      "last_synced_at": "2026-05-22T07:54:06.601Z",
      "location_count": 20,
      "location_summary": "Los Angeles, California • San Diego, California • San Francisco, California + 17 more",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "Aurora",
          "state": "Colorado"
        },
        {
          "city": "Atlanta",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04490915"
    },
    {
      "nct_id": "NCT04544410",
      "title": "A Ph2b to Evaluate Tildacerfont in the Reduction of Glucocorticoid Steroid Doses in Adult CAH",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Congenital Adrenal Hyperplasia"
      ],
      "interventions": [
        {
          "name": "Tildacerfont/Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Spruce Biosciences",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 100,
      "start_date": "2021-02-22",
      "completion_date": "2025-01-31",
      "has_results": true,
      "last_update_posted_date": "2025-10-01",
      "last_synced_at": "2026-05-22T07:54:06.601Z",
      "location_count": 18,
      "location_summary": "Birmingham, Alabama • Los Angeles, California • San Diego, California + 13 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "Indianapolis",
          "state": "Indiana"
        },
        {
          "city": "Baltimore",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04544410"
    },
    {
      "nct_id": "NCT05907291",
      "title": "Evaluate the Safety, Efficacy, and Pharmacokinetics of CRN04894 in Participants With Congenital Adrenal Hyperplasia (TouCAHn)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Congenital Adrenal Hyperplasia",
        "Classic Congenital Adrenal Hyperplasia"
      ],
      "interventions": [
        {
          "name": "atumelnant (CRN04894)",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Crinetics Pharmaceuticals Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "16 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "16 Years to 75 Years"
      },
      "enrollment_count": 38,
      "start_date": "2023-07-03",
      "completion_date": "2025-08-22",
      "has_results": false,
      "last_update_posted_date": "2025-09-23",
      "last_synced_at": "2026-05-22T07:54:06.601Z",
      "location_count": 8,
      "location_summary": "Pasadena, California • Ann Arbor, Michigan • Minneapolis, Minnesota + 5 more",
      "locations": [
        {
          "city": "Pasadena",
          "state": "California"
        },
        {
          "city": "Ann Arbor",
          "state": "Michigan"
        },
        {
          "city": "Minneapolis",
          "state": "Minnesota"
        },
        {
          "city": "St Louis",
          "state": "Missouri"
        },
        {
          "city": "Morehead City",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05907291"
    },
    {
      "nct_id": "NCT03257462",
      "title": "Study of SPR001 in Adults With Classic Congenital Adrenal Hyperplasia",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Congenital Adrenal Hyperplasia",
        "CAH - Congenital Adrenal Hyperplasia"
      ],
      "interventions": [
        {
          "name": "SPR001",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Spruce Biosciences",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 24,
      "start_date": "2017-07-12",
      "completion_date": "2019-03-29",
      "has_results": true,
      "last_update_posted_date": "2025-10-22",
      "last_synced_at": "2026-05-22T07:54:06.601Z",
      "location_count": 9,
      "location_summary": "Orange, California • San Diego, California • Melbourne, Florida + 6 more",
      "locations": [
        {
          "city": "Orange",
          "state": "California"
        },
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "Melbourne",
          "state": "Florida"
        },
        {
          "city": "Atlanta",
          "state": "Georgia"
        },
        {
          "city": "Indianapolis",
          "state": "Indiana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03257462"
    },
    {
      "nct_id": "NCT04457336",
      "title": "A Ph2b to Evaluate Clinical Efficacy and Safety of Tildacerfont in Adult CAH",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Congenital Adrenal Hyperplasia"
      ],
      "interventions": [
        {
          "name": "Tildacerfont/Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Spruce Biosciences",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 96,
      "start_date": "2020-08-26",
      "completion_date": "2024-05-23",
      "has_results": true,
      "last_update_posted_date": "2025-07-08",
      "last_synced_at": "2026-05-22T07:54:06.601Z",
      "location_count": 28,
      "location_summary": "Birmingham, Alabama • Los Angeles, California • Orange, California + 24 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Orange",
          "state": "California"
        },
        {
          "city": "Sacramento",
          "state": "California"
        },
        {
          "city": "Englewood",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04457336"
    },
    {
      "nct_id": "NCT00001521",
      "title": "Three Drug Combination Therapy Versus Conventional Treatment of Children With Congenital Adrenal Hyperplasia",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Congenital Adrenal Hyperplasia (CAH)"
      ],
      "interventions": [
        {
          "name": "Fludrocortisone",
          "type": "DRUG"
        },
        {
          "name": "Hydrocortisone",
          "type": "DRUG"
        },
        {
          "name": "Letrozole",
          "type": "DRUG"
        },
        {
          "name": "Flutamide",
          "type": "DRUG"
        },
        {
          "name": "Testolactone",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Eunice Kennedy Shriver National Institute of Child Health and Human Development (NICHD)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "2 Years",
        "maximum_age": "18 Years",
        "sex": "ALL",
        "summary": "2 Years to 18 Years"
      },
      "enrollment_count": 66,
      "start_date": "1995-06-08",
      "completion_date": "2024-04-01",
      "has_results": true,
      "last_update_posted_date": "2025-06-12",
      "last_synced_at": "2026-05-22T07:54:06.601Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00001521"
    },
    {
      "nct_id": "NCT03687242",
      "title": "Study to Evaluate the Safety and Efficacy of SPR001 in Subjects With Classic Congenital Adrenal Hyperplasia",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Congenital Adrenal Hyperplasia",
        "CAH - Congenital Adrenal Hyperplasia",
        "CAH - 21-Hydroxylase Deficiency"
      ],
      "interventions": [
        {
          "name": "SPR001",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Spruce Biosciences",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 11,
      "start_date": "2018-09-06",
      "completion_date": "2019-08-09",
      "has_results": true,
      "last_update_posted_date": "2025-04-01",
      "last_synced_at": "2026-05-22T07:54:06.601Z",
      "location_count": 8,
      "location_summary": "Orange, California • San Diego, California • Atlanta, Georgia + 5 more",
      "locations": [
        {
          "city": "Orange",
          "state": "California"
        },
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "Atlanta",
          "state": "Georgia"
        },
        {
          "city": "Indianapolis",
          "state": "Indiana"
        },
        {
          "city": "Ann Arbor",
          "state": "Michigan"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03687242"
    }
  ]
}