{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Topical+testosterone",
    "query": {
      "intervention": "Topical testosterone"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 31,
    "total_pages": 4,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Topical+testosterone&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-06T07:32:19.429Z",
  "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": "NCT00345969",
      "title": "Exercise and Testosterone Therapy in Elderly Men With Physical Frailty",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Physical Frailty",
        "Hip Fracture",
        "Elective Hip Replacement",
        "Hypogonadism"
      ],
      "interventions": [
        {
          "name": "Transdermal Testosterone gel (1%)",
          "type": "DRUG"
        },
        {
          "name": "Supervised exercise training",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "DRUG",
        "BEHAVIORAL"
      ],
      "sponsor": "Washington University School of Medicine",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "65 Years",
        "maximum_age": null,
        "sex": "MALE",
        "summary": "65 Years and older · Male only"
      },
      "enrollment_count": 25,
      "start_date": "2004-11",
      "completion_date": "2009-08",
      "has_results": true,
      "last_update_posted_date": "2018-02-22",
      "last_synced_at": "2026-09-06T07:32:19.429Z",
      "location_count": 1,
      "location_summary": "St Louis, Missouri",
      "locations": [
        {
          "city": "St Louis",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00345969"
    },
    {
      "nct_id": "NCT00183040",
      "title": "HORMA: Hormonal Regulators of Muscle and Metabolism in Aging",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Sarcopenia",
        "Muscle Weakness",
        "Frailty"
      ],
      "interventions": [
        {
          "name": "Topical testosterone",
          "type": "DRUG"
        },
        {
          "name": "Recombinant human growth hormone",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "National Institute on Aging (NIA)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "65 Years",
        "maximum_age": "90 Years",
        "sex": "MALE",
        "summary": "65 Years to 90 Years · Male only"
      },
      "enrollment_count": 108,
      "start_date": "2002-09",
      "completion_date": "2007-02",
      "has_results": false,
      "last_update_posted_date": "2009-06-02",
      "last_synced_at": "2026-09-06T07:32:19.429Z",
      "location_count": 2,
      "location_summary": "Boston, Massachusetts • St Louis, Missouri",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "St Louis",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00183040"
    },
    {
      "nct_id": "NCT03000127",
      "title": "Testosterone for Fatigue in Men With MS",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Multiple Sclerosis"
      ],
      "interventions": [
        {
          "name": "AndroGel 1 % Topical Gel",
          "type": "DRUG"
        },
        {
          "name": "Placebos",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of California, Los Angeles",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "60 Years",
        "sex": "MALE",
        "summary": "18 Years to 60 Years · Male only"
      },
      "enrollment_count": 0,
      "start_date": "2018-07-01",
      "completion_date": "2024-01-01",
      "has_results": false,
      "last_update_posted_date": "2019-11-06",
      "last_synced_at": "2026-09-06T07:32:19.429Z",
      "location_count": 2,
      "location_summary": "Los Angeles, California • St Louis, Missouri",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "St Louis",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03000127"
    },
    {
      "nct_id": "NCT06455969",
      "title": "Adaptions and Resiliency to Multi-Stressor OpeRations",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Musculoskeletal Injury",
        "Hypogonadism",
        "Hormonal Contraception"
      ],
      "interventions": [
        {
          "name": "Goserelin 3.6 MG",
          "type": "DRUG"
        },
        {
          "name": "Multi-Stressor Training",
          "type": "OTHER"
        },
        {
          "name": "Testosterone gel (AndroGel 5g)",
          "type": "DRUG"
        },
        {
          "name": "Testosterone gel (AndroGel 1.25g)",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "Bradley Nindl",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "40 Years",
        "sex": "ALL",
        "summary": "18 Years to 40 Years"
      },
      "enrollment_count": 120,
      "start_date": "2024-07-15",
      "completion_date": "2027-08",
      "has_results": false,
      "last_update_posted_date": "2026-08-18",
      "last_synced_at": "2026-09-06T07:32:19.429Z",
      "location_count": 1,
      "location_summary": "Pittsburgh, Pennsylvania",
      "locations": [
        {
          "city": "Pittsburgh",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06455969"
    },
    {
      "nct_id": "NCT01573442",
      "title": "Testosterone in Treating Postmenopausal Patients With Arthralgia Caused by Adjuvant Aromatase Inhibitor Treatment",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Arthralgia",
        "Breast Cancer",
        "Hot Flashes",
        "Musculoskeletal Complications",
        "Sexual Dysfunction"
      ],
      "interventions": [
        {
          "name": "testosterone",
          "type": "DRUG"
        },
        {
          "name": "placebo",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "Alliance for Clinical Trials in Oncology",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "18 Years and older · Female only"
      },
      "enrollment_count": 227,
      "start_date": "2013-09-10",
      "completion_date": "2019-09-01",
      "has_results": true,
      "last_update_posted_date": "2025-01-28",
      "last_synced_at": "2026-09-06T07:32:19.429Z",
      "location_count": 528,
      "location_summary": "Anchorage, Alaska • Hot Springs, Arkansas • Auburn, California + 331 more",
      "locations": [
        {
          "city": "Anchorage",
          "state": "Alaska"
        },
        {
          "city": "Anchorage",
          "state": "Alaska"
        },
        {
          "city": "Anchorage",
          "state": "Alaska"
        },
        {
          "city": "Anchorage",
          "state": "Alaska"
        },
        {
          "city": "Anchorage",
          "state": "Alaska"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01573442"
    },
    {
      "nct_id": "NCT02723305",
      "title": "Cardiometabolic Profiles of Boys With Klinefelter Syndrome",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Klinefelter Syndrome",
        "47,XXY",
        "Sex Chromosome Aneuploidy",
        "XXY Syndrome"
      ],
      "interventions": [
        {
          "name": "No intervention",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of Colorado, Denver",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "12 Years",
        "maximum_age": "17 Years",
        "sex": "MALE",
        "summary": "12 Years to 17 Years · Male only"
      },
      "enrollment_count": 31,
      "start_date": "2016-05",
      "completion_date": "2017-12",
      "has_results": false,
      "last_update_posted_date": "2022-03-08",
      "last_synced_at": "2026-09-06T07:32:19.429Z",
      "location_count": 1,
      "location_summary": "Aurora, Colorado",
      "locations": [
        {
          "city": "Aurora",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02723305"
    },
    {
      "nct_id": "NCT01270841",
      "title": "Normalization of Morning Testosterone Levels in Men With Secondary Hypogonadism",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Secondary Hypogonadism"
      ],
      "interventions": [
        {
          "name": "Placebo",
          "type": "DRUG"
        },
        {
          "name": "topical testosterone",
          "type": "DRUG"
        },
        {
          "name": "Androxal",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Repros Therapeutics Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "65 Years",
        "sex": "MALE",
        "summary": "21 Years to 65 Years · Male only"
      },
      "enrollment_count": 83,
      "start_date": "2011-01",
      "completion_date": "2011-12",
      "has_results": true,
      "last_update_posted_date": "2014-07-28",
      "last_synced_at": "2026-09-06T07:32:19.429Z",
      "location_count": 18,
      "location_summary": "Garden Grove, California • Sacramento, California • San Diego, California + 11 more",
      "locations": [
        {
          "city": "Garden Grove",
          "state": "California"
        },
        {
          "city": "Sacramento",
          "state": "California"
        },
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "Torrance",
          "state": "California"
        },
        {
          "city": "Las Vegas",
          "state": "Nevada"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01270841"
    },
    {
      "nct_id": "NCT00365794",
      "title": "Effects of Testosterone Gel on Carbohydrate and Lipid Metabolism In Elderly Obese Men",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Aging",
        "Obesity",
        "Insulin Resistance",
        "Hypogonadism"
      ],
      "interventions": [
        {
          "name": "Topical testosterone gel 10 g/day",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Southern California",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "60 Years",
        "maximum_age": "90 Years",
        "sex": "MALE",
        "summary": "60 Years to 90 Years · Male only"
      },
      "enrollment_count": 22,
      "start_date": "2006-08",
      "completion_date": "2014-12",
      "has_results": true,
      "last_update_posted_date": "2019-08-26",
      "last_synced_at": "2026-09-06T07:32:19.429Z",
      "location_count": 1,
      "location_summary": "Los Angeles, California",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00365794"
    },
    {
      "nct_id": "NCT03518034",
      "title": "A Study to Evaluate the Effect of Testosterone Replacement Therapy (TRT) on the Incidence of Major Adverse Cardiovascular Events (MACE) and Efficacy Measures in Hypogonadal Men",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Hypogonadism",
        "Cardiovascular Diseases"
      ],
      "interventions": [
        {
          "name": "AndroGel®",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "AbbVie",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "45 Years",
        "maximum_age": "80 Years",
        "sex": "MALE",
        "summary": "45 Years to 80 Years · Male only"
      },
      "enrollment_count": 5246,
      "start_date": "2018-05-03",
      "completion_date": "2023-01-19",
      "has_results": true,
      "last_update_posted_date": "2024-03-13",
      "last_synced_at": "2026-09-06T07:32:19.429Z",
      "location_count": 379,
      "location_summary": "Alabaster, Alabama • Birmingham, Alabama • Decatur, Alabama + 262 more",
      "locations": [
        {
          "city": "Alabaster",
          "state": "Alabama"
        },
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Decatur",
          "state": "Alabama"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03518034"
    },
    {
      "nct_id": "NCT01893281",
      "title": "The Effect of Testosterone Topical Solution (LY900011) in Hypogonadal Men With Suboptimal Response to a Topical Testosterone Gel",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Hypogonadism"
      ],
      "interventions": [
        {
          "name": "Topical Testosterone Solution",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Eli Lilly and Company",
      "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": 78,
      "start_date": "2013-07",
      "completion_date": "2014-01",
      "has_results": true,
      "last_update_posted_date": "2014-10-27",
      "last_synced_at": "2026-09-06T07:32:19.429Z",
      "location_count": 21,
      "location_summary": "Encinitas, California • San Diego, California • Parker, Colorado + 18 more",
      "locations": [
        {
          "city": "Encinitas",
          "state": "California"
        },
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "Parker",
          "state": "Colorado"
        },
        {
          "city": "Gainesville",
          "state": "Georgia"
        },
        {
          "city": "Coeur d'Alene",
          "state": "Idaho"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01893281"
    }
  ]
}