{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Gender+Identity+Disorder+of+Adult",
    "query": {
      "condition": "Gender Identity Disorder of Adult"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 5,
    "total_pages": 1,
    "next_page_url": null,
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-05-22T09:44:59.455Z",
  "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": "NCT06670053",
      "title": "Puberty, Testosterone, and Brain Development",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Gender Identity",
        "Gender Dysphoria in Adolescents and Adults",
        "Headache",
        "Transgender"
      ],
      "interventions": [
        {
          "name": "Testosterone",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Colorado, Denver",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "12 Years",
        "maximum_age": "20 Years",
        "sex": "ALL",
        "summary": "12 Years to 20 Years"
      },
      "enrollment_count": 100,
      "start_date": "2024-12-31",
      "completion_date": "2026-12",
      "has_results": false,
      "last_update_posted_date": "2025-04-03",
      "last_synced_at": "2026-05-22T09:44:59.455Z",
      "location_count": 1,
      "location_summary": "Aurora, Colorado",
      "locations": [
        {
          "city": "Aurora",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06670053"
    },
    {
      "nct_id": "NCT03293771",
      "title": "Transgender Post-reassignment Urogynecologic Measures and Perceptions",
      "overall_status": "UNKNOWN",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Gender Identity Disorder of Adult",
        "Voiding Disorders",
        "Sexual Dysfunction"
      ],
      "interventions": [
        {
          "name": "Focus group interviews",
          "type": "OTHER"
        },
        {
          "name": "Questionnaire packet",
          "type": "DIAGNOSTIC_TEST"
        }
      ],
      "intervention_types": [
        "OTHER",
        "DIAGNOSTIC_TEST"
      ],
      "sponsor": "Weill Medical College of Cornell University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "MALE",
        "summary": "18 Years and older · Male only"
      },
      "enrollment_count": 200,
      "start_date": "2017-12-27",
      "completion_date": "2019-12-31",
      "has_results": false,
      "last_update_posted_date": "2019-04-23",
      "last_synced_at": "2026-05-22T09:44:59.455Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03293771"
    },
    {
      "nct_id": "NCT04066283",
      "title": "Effects of Aging and Gender-Affirming Hormone Therapy on Vascular Endothelial Function and Metabolic Profiles in Transgender Women",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Transgender",
        "Gender Identity",
        "Vascular Stiffness",
        "Vascular Inflammation",
        "Insulin Sensitivity",
        "Blood Pressure",
        "Lipid Disorder",
        "Appetitive Behavior"
      ],
      "interventions": [
        {
          "name": "No intervention",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of Colorado, Denver",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "18 Years to 75 Years"
      },
      "enrollment_count": 29,
      "start_date": "2019-04-17",
      "completion_date": "2023-12-31",
      "has_results": false,
      "last_update_posted_date": "2024-09-19",
      "last_synced_at": "2026-05-22T09:44:59.455Z",
      "location_count": 1,
      "location_summary": "Aurora, Colorado",
      "locations": [
        {
          "city": "Aurora",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04066283"
    },
    {
      "nct_id": "NCT04283656",
      "title": "Evaluating Drug Interactions Between Doravirine With Estradiol and Spironolactone in Healthy Transgender Women",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Transgender Health",
        "Gender Dysphoria",
        "Transgender Women",
        "Human Immunodeficiency Virus"
      ],
      "interventions": [
        {
          "name": "Doravirine/Lamivudine/Tenofovir",
          "type": "DRUG"
        },
        {
          "name": "Spironolactone 100mg",
          "type": "DRUG"
        },
        {
          "name": "Estradiol 2mg",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "Thomas Jefferson University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "45 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 45 Years · Female only"
      },
      "enrollment_count": 8,
      "start_date": "2022-01-04",
      "completion_date": "2022-12-30",
      "has_results": true,
      "last_update_posted_date": "2025-03-26",
      "last_synced_at": "2026-05-22T09:44:59.455Z",
      "location_count": 1,
      "location_summary": "Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04283656"
    },
    {
      "nct_id": "NCT04237467",
      "title": "Effects of Aging and Gender-Affirming Hormone Therapy on Vascular Endothelial Function and Metabolic Profiles in Transgender Men",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Transgender",
        "Gender Identity",
        "Vascular Stiffness",
        "Vascular Inflammation",
        "Blood Pressure",
        "Lipid Disorder",
        "Appetitive Behavior"
      ],
      "interventions": [
        {
          "name": "No intervention",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of Colorado, Denver",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "18 Years to 75 Years"
      },
      "enrollment_count": 16,
      "start_date": "2020-01-29",
      "completion_date": "2023-12-31",
      "has_results": false,
      "last_update_posted_date": "2024-09-19",
      "last_synced_at": "2026-05-22T09:44:59.455Z",
      "location_count": 1,
      "location_summary": "Aurora, Colorado",
      "locations": [
        {
          "city": "Aurora",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04237467"
    }
  ]
}