{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Placebo+for+testosterone+gel",
    "query": {
      "intervention": "Placebo for testosterone gel"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 43,
    "total_pages": 5,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Placebo+for+testosterone+gel&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-27T01:44:14.844Z",
  "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": "NCT00487734",
      "title": "Effect of Testosterone Replacement on Insulin Resistance",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Metabolic Syndrome",
        "Hypogonadism"
      ],
      "interventions": [
        {
          "name": "Testosterone gel",
          "type": "RADIATION"
        },
        {
          "name": "Placebo for testosterone gel",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "RADIATION",
        "DRUG"
      ],
      "sponsor": "McGuire Research Institute",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "20 Years",
        "maximum_age": "65 Years",
        "sex": "MALE",
        "summary": "20 Years to 65 Years · Male only"
      },
      "enrollment_count": 19,
      "start_date": "2007-08",
      "completion_date": "2010-10",
      "has_results": false,
      "last_update_posted_date": "2012-10-23",
      "last_synced_at": "2026-09-27T01:44:14.844Z",
      "location_count": 1,
      "location_summary": "Richmond, Virginia",
      "locations": [
        {
          "city": "Richmond",
          "state": "Virginia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00487734"
    },
    {
      "nct_id": "NCT00144391",
      "title": "Testosterone Gel Applied to Women With Pituitary Gland Problems",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Panhypopituitarism"
      ],
      "interventions": [
        {
          "name": "Transdermal Testosterone gel",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Charles Drew University of Medicine and Science",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "55 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 55 Years · Female only"
      },
      "enrollment_count": 20,
      "start_date": "2003-07",
      "completion_date": "2010-12",
      "has_results": true,
      "last_update_posted_date": "2017-06-27",
      "last_synced_at": "2026-09-27T01:44:14.844Z",
      "location_count": 1,
      "location_summary": "Los Angeles, California",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00144391"
    },
    {
      "nct_id": "NCT00612742",
      "title": "Safety and Efficacy of LibiGel® for Treatment of Hypoactive Sexual Desire Disorder in Postmenopausal Women",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Hypoactive Sexual Desire Disorder"
      ],
      "interventions": [
        {
          "name": "testosterone gel",
          "type": "DRUG"
        },
        {
          "name": "placebo gel",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "BioSante Pharmaceuticals",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "50 Years",
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "50 Years and older · Female only"
      },
      "enrollment_count": 3656,
      "start_date": "2008-01",
      "completion_date": "2012-12",
      "has_results": false,
      "last_update_posted_date": "2021-10-29",
      "last_synced_at": "2026-09-27T01:44:14.844Z",
      "location_count": 141,
      "location_summary": "Birmingham, Alabama • Hoover, Alabama • Huntsville, Alabama + 116 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Hoover",
          "state": "Alabama"
        },
        {
          "city": "Huntsville",
          "state": "Alabama"
        },
        {
          "city": "Huntsville",
          "state": "Alabama"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00612742"
    },
    {
      "nct_id": "NCT04301765",
      "title": "Improving Cancer-related Fatigue, Sexual Dysfunction and Quality of Life in Older Men With Cancer and Androgen Deficiency",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Hypogonadism, Male",
        "Cancer",
        "Fatigue"
      ],
      "interventions": [
        {
          "name": "testosterone 1.62% gel",
          "type": "DRUG"
        },
        {
          "name": "placebo gel",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "Seattle Institute for Biomedical and Clinical Research",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "55 Years",
        "maximum_age": null,
        "sex": "MALE",
        "summary": "55 Years and older · Male only"
      },
      "enrollment_count": 230,
      "start_date": "2021-01-12",
      "completion_date": "2026-11",
      "has_results": false,
      "last_update_posted_date": "2026-07-06",
      "last_synced_at": "2026-09-27T01:44:14.844Z",
      "location_count": 3,
      "location_summary": "Augusta, Georgia • Boston, Massachusetts • Seattle, Washington",
      "locations": [
        {
          "city": "Augusta",
          "state": "Georgia"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Seattle",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04301765"
    },
    {
      "nct_id": "NCT04807894",
      "title": "Prevention of Recurrent UTI Using Vaginal Testosterone Versus Placebo Placebo",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Recurrent Urinary Tract Infection",
        "Vaginal Atrophy",
        "Postmenopausal Disorder"
      ],
      "interventions": [
        {
          "name": "Vaginal Cream with Applicator",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Jefferson Drapkin",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "60 Years",
        "maximum_age": "90 Years",
        "sex": "FEMALE",
        "summary": "60 Years to 90 Years · Female only"
      },
      "enrollment_count": 67,
      "start_date": "2020-11-01",
      "completion_date": "2026-08-31",
      "has_results": false,
      "last_update_posted_date": "2026-09-17",
      "last_synced_at": "2026-09-27T01:44:14.844Z",
      "location_count": 1,
      "location_summary": "Brooklyn, New York",
      "locations": [
        {
          "city": "Brooklyn",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04807894"
    },
    {
      "nct_id": "NCT01585831",
      "title": "Study of Psychological and Motor Effects of Testosterone in Adolescents With XXY/Klinefelter Syndrome",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Klinefelter Syndrome",
        "XXY Syndrome"
      ],
      "interventions": [
        {
          "name": "Testosterone gel 1%",
          "type": "DRUG"
        },
        {
          "name": "Placebo gel",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Colorado, Denver",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "8 Years",
        "maximum_age": "18 Years",
        "sex": "MALE",
        "summary": "8 Years to 18 Years · Male only"
      },
      "enrollment_count": 48,
      "start_date": "2012-03",
      "completion_date": "2017-10",
      "has_results": true,
      "last_update_posted_date": "2021-08-10",
      "last_synced_at": "2026-09-27T01:44:14.844Z",
      "location_count": 1,
      "location_summary": "Aurora, Colorado",
      "locations": [
        {
          "city": "Aurora",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01585831"
    },
    {
      "nct_id": "NCT00490555",
      "title": "PROS-1-Male Hormonal Contraceptive Regimens on Prostate Tissue",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2",
        "PHASE3"
      ],
      "conditions": [
        "Healthy"
      ],
      "interventions": [
        {
          "name": "Testosterone gel",
          "type": "DRUG"
        },
        {
          "name": "Dutasteride",
          "type": "DRUG"
        },
        {
          "name": "Depo-Medroxyprogesterone (DMPA)",
          "type": "DRUG"
        },
        {
          "name": "Placebo Testosterone gel",
          "type": "OTHER"
        },
        {
          "name": "Placebo dutasteride",
          "type": "OTHER"
        },
        {
          "name": "Placebo DMPA",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "University of Washington",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "25 Years",
        "maximum_age": "55 Years",
        "sex": "MALE",
        "summary": "25 Years to 55 Years · Male only"
      },
      "enrollment_count": 32,
      "start_date": "2009-01",
      "completion_date": "2012-03",
      "has_results": true,
      "last_update_posted_date": "2013-11-15",
      "last_synced_at": "2026-09-27T01:44:14.844Z",
      "location_count": 1,
      "location_summary": "Seattle, Washington",
      "locations": [
        {
          "city": "Seattle",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00490555"
    },
    {
      "nct_id": "NCT01201863",
      "title": "Neuroendocrine Dysfunction in Traumatic Brain Injury: Effects of Testosterone Therapy",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Endocrine Dysfunction",
        "Trauma",
        "Brain Injury"
      ],
      "interventions": [
        {
          "name": "Androgel (Testosterone Gel)",
          "type": "DRUG"
        },
        {
          "name": "Placebo gel",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "Craig Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "16 Years",
        "maximum_age": "65 Years",
        "sex": "MALE",
        "summary": "16 Years to 65 Years · Male only"
      },
      "enrollment_count": 46,
      "start_date": "2010-09",
      "completion_date": "2014-07",
      "has_results": true,
      "last_update_posted_date": "2021-07-27",
      "last_synced_at": "2026-09-27T01:44:14.844Z",
      "location_count": 1,
      "location_summary": "Englewood, Colorado",
      "locations": [
        {
          "city": "Englewood",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01201863"
    },
    {
      "nct_id": "NCT00490022",
      "title": "Effect of Dihydrotestosterone (DHT) on Prostate Tissue [Short Title: DHT-3]",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Healthy"
      ],
      "interventions": [
        {
          "name": "Dihydrotestosterone (DHT) gel (0.7%)",
          "type": "DRUG"
        },
        {
          "name": "Placebo gel",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Washington",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "35 Years",
        "maximum_age": "55 Years",
        "sex": "MALE",
        "summary": "35 Years to 55 Years · Male only"
      },
      "enrollment_count": 31,
      "start_date": "2007-06",
      "completion_date": "2009-01",
      "has_results": true,
      "last_update_posted_date": "2011-06-27",
      "last_synced_at": "2026-09-27T01:44:14.844Z",
      "location_count": 1,
      "location_summary": "Seattle, Washington",
      "locations": [
        {
          "city": "Seattle",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00490022"
    },
    {
      "nct_id": "NCT02349386",
      "title": "Maintaining Suppression of Testosterone With Transdermal Estradiol Gel",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Cancer of the Prostate"
      ],
      "interventions": [
        {
          "name": "BHR-200 (0.36% transdermal 17β-estradiol gel)",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "BHR Pharma, LLC",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "MALE",
        "summary": "18 Years and older · Male only"
      },
      "enrollment_count": 34,
      "start_date": "2015-07",
      "completion_date": "2018-01-10",
      "has_results": true,
      "last_update_posted_date": "2022-03-31",
      "last_synced_at": "2026-09-27T01:44:14.844Z",
      "location_count": 12,
      "location_summary": "Tucson, Arizona • Aventura, Florida • Daytona Beach, Florida + 9 more",
      "locations": [
        {
          "city": "Tucson",
          "state": "Arizona"
        },
        {
          "city": "Aventura",
          "state": "Florida"
        },
        {
          "city": "Daytona Beach",
          "state": "Florida"
        },
        {
          "city": "Council Bluffs",
          "state": "Iowa"
        },
        {
          "city": "Omaha",
          "state": "Nebraska"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02349386"
    }
  ]
}