{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Transsexualism",
    "query": {
      "condition": "Transsexualism"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 18,
    "total_pages": 2,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Transsexualism&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-05-22T05:17:16.334Z",
  "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": "NCT04596592",
      "title": "Pubertal Blockade and Estradiol Effects on Cardiometabolic Health for Transitioning Youth",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Transgenderism",
        "Gender Dysphoria",
        "Insulin Sensitivity"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "University of Colorado, Denver",
      "sponsor_class": "OTHER",
      "healthy_volunteers": null,
      "eligibility": {
        "minimum_age": "13 Years",
        "maximum_age": "16 Years",
        "sex": "ALL",
        "summary": "13 Years to 16 Years"
      },
      "enrollment_count": 90,
      "start_date": "2021-02-15",
      "completion_date": "2026-07-31",
      "has_results": false,
      "last_update_posted_date": "2025-06-10",
      "last_synced_at": "2026-05-22T05:17:16.334Z",
      "location_count": 1,
      "location_summary": "Aurora, Colorado",
      "locations": [
        {
          "city": "Aurora",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04596592"
    },
    {
      "nct_id": "NCT04977765",
      "title": "Cardiometabolic Health in Transgender Males",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Transgender",
        "Transgenderism"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Medical College of Wisconsin",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "12 Years",
        "maximum_age": "30 Years",
        "sex": "ALL",
        "summary": "12 Years to 30 Years"
      },
      "enrollment_count": 90,
      "start_date": "2021-09-30",
      "completion_date": "2027-08-01",
      "has_results": false,
      "last_update_posted_date": "2025-10-03",
      "last_synced_at": "2026-05-22T05:17:16.334Z",
      "location_count": 1,
      "location_summary": "Milwaukee, Wisconsin",
      "locations": [
        {
          "city": "Milwaukee",
          "state": "Wisconsin"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04977765"
    },
    {
      "nct_id": "NCT05387577",
      "title": "Coagulation and Fibrinolysis of Estradiol in Transwomen",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "EARLY_PHASE1"
      ],
      "conditions": [
        "Transgenderism",
        "Clotting Disorder"
      ],
      "interventions": [
        {
          "name": "Estradiol Tablets",
          "type": "DRUG"
        },
        {
          "name": "Transdermal patch",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Medical College of Wisconsin",
      "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": 6,
      "start_date": "2021-12-07",
      "completion_date": "2022-11-23",
      "has_results": false,
      "last_update_posted_date": "2022-12-21",
      "last_synced_at": "2026-05-22T05:17:16.334Z",
      "location_count": 1,
      "location_summary": "Milwaukee, Wisconsin",
      "locations": [
        {
          "city": "Milwaukee",
          "state": "Wisconsin"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05387577"
    },
    {
      "nct_id": "NCT04515654",
      "title": "Supporting Trans Identities and Occupational Justice Through Narrative Informed Theatre: Supporting Trans Identities and Occupational Justice Through Narrative Informed Theatre",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Transgenderism",
        "Stigma, Social"
      ],
      "interventions": [
        {
          "name": "IDEAS (Identity Evolution and Sharing) Performance",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Indiana University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 42,
      "start_date": "2019-01-15",
      "completion_date": "2020-05-15",
      "has_results": false,
      "last_update_posted_date": "2020-08-17",
      "last_synced_at": "2026-05-22T05:17:16.334Z",
      "location_count": 1,
      "location_summary": "Indianapolis, Indiana",
      "locations": [
        {
          "city": "Indianapolis",
          "state": "Indiana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04515654"
    },
    {
      "nct_id": "NCT06392542",
      "title": "Online Intervention for Transgender/Nonbinary Young Adults' Experiences With Alcohol and Romantic Relationships",
      "overall_status": "NOT_YET_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Alcohol Use, Unspecified",
        "Relationship, Social",
        "Depression, Anxiety",
        "Transgenderism"
      ],
      "interventions": [
        {
          "name": "Whole Selves",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Boston University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "30 Years",
        "sex": "ALL",
        "summary": "18 Years to 30 Years"
      },
      "enrollment_count": 107,
      "start_date": "2026-07",
      "completion_date": "2027-04",
      "has_results": false,
      "last_update_posted_date": "2026-04-28",
      "last_synced_at": "2026-05-22T05:17:16.334Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06392542"
    },
    {
      "nct_id": "NCT05163860",
      "title": "Family Relationships and Nutrition in TGGD Youth and Young Adults",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Family Relations",
        "Nutrition Disorders",
        "Health Behavior",
        "Transgenderism"
      ],
      "interventions": [
        {
          "name": "Survey",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "St. Louis University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "12 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "12 Years and older"
      },
      "enrollment_count": 714,
      "start_date": "2021-12-27",
      "completion_date": "2022-02-27",
      "has_results": false,
      "last_update_posted_date": "2022-03-09",
      "last_synced_at": "2026-05-22T05:17:16.334Z",
      "location_count": 1,
      "location_summary": "St Louis, Missouri",
      "locations": [
        {
          "city": "St Louis",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05163860"
    },
    {
      "nct_id": "NCT05010707",
      "title": "Transgender Estradiol Affirming Therapy",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Transgenderism"
      ],
      "interventions": [
        {
          "name": "Transdermal patch",
          "type": "DRUG"
        },
        {
          "name": "Pro-thrombotic markers",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Metabolic markers",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Hormone Profile",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Daily Sublingual Tablet",
          "type": "DRUG"
        },
        {
          "name": "BID Sublingual Tablet",
          "type": "DRUG"
        },
        {
          "name": "Spironolactone",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG",
        "DIAGNOSTIC_TEST"
      ],
      "sponsor": "Washington University School of Medicine",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "30 Years",
        "sex": "MALE",
        "summary": "18 Years to 30 Years · Male only"
      },
      "enrollment_count": 39,
      "start_date": "2021-08-02",
      "completion_date": "2024-01-01",
      "has_results": true,
      "last_update_posted_date": "2024-11-26",
      "last_synced_at": "2026-05-22T05:17:16.334Z",
      "location_count": 1,
      "location_summary": "St Louis, Missouri",
      "locations": [
        {
          "city": "St Louis",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05010707"
    },
    {
      "nct_id": "NCT04969003",
      "title": "Reducing Transphobia Among Adolescents Through a Brief Video Intervention",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Transgenderism",
        "Depression"
      ],
      "interventions": [
        {
          "name": "Short videos",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Yale University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "14 Years",
        "maximum_age": "18 Years",
        "sex": "ALL",
        "summary": "14 Years to 18 Years"
      },
      "enrollment_count": 200,
      "start_date": "2022-03-01",
      "completion_date": "2022-04-20",
      "has_results": false,
      "last_update_posted_date": "2022-05-03",
      "last_synced_at": "2026-05-22T05:17:16.334Z",
      "location_count": 2,
      "location_summary": "New Haven, Connecticut",
      "locations": [
        {
          "city": "New Haven",
          "state": "Connecticut"
        },
        {
          "city": "New Haven",
          "state": "Connecticut"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04969003"
    },
    {
      "nct_id": "NCT07092527",
      "title": "Androgen Effects on the Reproductive Neuroendocrine Axis, 2025 Version",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Transgenderism",
        "Reproductive Issues"
      ],
      "interventions": [
        {
          "name": "Testosterone Cypionate 50 milligrams per millileter (mg/mL) Injectable Solution",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of California, San Diego",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "35 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 35 Years · Female only"
      },
      "enrollment_count": 80,
      "start_date": "2025-12-05",
      "completion_date": "2028-11-30",
      "has_results": false,
      "last_update_posted_date": "2026-01-15",
      "last_synced_at": "2026-05-22T05:17:16.334Z",
      "location_count": 1,
      "location_summary": "San Diego, California",
      "locations": [
        {
          "city": "San Diego",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07092527"
    },
    {
      "nct_id": "NCT03823014",
      "title": "Use of an External Erectile Device in Transgender Man Following Phalloplasty",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Transsexualism",
        "Surgery",
        "Sex Behavior",
        "Erectile Dysfunction"
      ],
      "interventions": [
        {
          "name": "Elator",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Boston Children's Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "64 Years",
        "sex": "ALL",
        "summary": "18 Years to 64 Years"
      },
      "enrollment_count": 15,
      "start_date": "2019-07-01",
      "completion_date": "2022-07-01",
      "has_results": false,
      "last_update_posted_date": "2022-07-21",
      "last_synced_at": "2026-05-22T05:17:16.334Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03823014"
    }
  ]
}