{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Placebo+for+testosterone",
    "query": {
      "intervention": "Placebo for testosterone"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 125,
    "total_pages": 13,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Placebo+for+testosterone&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-07T23:49:09.902Z",
  "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": "NCT00675714",
      "title": "Assessment of the Treatment of Severely Burned With Anabolic Agents on Clinical Outcomes, Recovery and Rehabilitation",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2",
        "PHASE3"
      ],
      "conditions": [
        "Burns"
      ],
      "interventions": [
        {
          "name": "Stable Isotope Infusion Study",
          "type": "PROCEDURE"
        },
        {
          "name": "Collection of blood and tissues",
          "type": "PROCEDURE"
        },
        {
          "name": "Radiology testing: Dual-energy X-ray absorptiometry (DEXA), ultrasound, MRI",
          "type": "PROCEDURE"
        },
        {
          "name": "Humatrope",
          "type": "DRUG"
        },
        {
          "name": "Ketoconazole",
          "type": "DRUG"
        },
        {
          "name": "Oxandrolone",
          "type": "DRUG"
        },
        {
          "name": "Propranolol",
          "type": "DRUG"
        },
        {
          "name": "Oxandrolone and propranolol combined",
          "type": "DRUG"
        },
        {
          "name": "Humatrope and propranolol combined",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        },
        {
          "name": "Exercise--Hospital supervised intensive exercise program",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Home exercise program",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "DRUG",
        "BEHAVIORAL"
      ],
      "sponsor": "The University of Texas Medical Branch, Galveston",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "Up to 80 Years"
      },
      "enrollment_count": 1126,
      "start_date": "2004-01",
      "completion_date": "2019-07-15",
      "has_results": false,
      "last_update_posted_date": "2019-11-29",
      "last_synced_at": "2026-09-07T23:49:09.902Z",
      "location_count": 1,
      "location_summary": "Galveston, Texas",
      "locations": [
        {
          "city": "Galveston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00675714"
    },
    {
      "nct_id": "NCT01346319",
      "title": "Study of the Safety, Tolerability and Pharmacokinetics of Testosterone Undecanoate in Hypogonadal Males.",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Hypogonadal Males"
      ],
      "interventions": [
        {
          "name": "ABT-SLV361",
          "type": "DRUG"
        },
        {
          "name": "placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Abbott",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "80 Years",
        "sex": "MALE",
        "summary": "18 Years to 80 Years · Male only"
      },
      "enrollment_count": 0,
      "start_date": "2011-04",
      "completion_date": "2011-09",
      "has_results": false,
      "last_update_posted_date": "2011-11-03",
      "last_synced_at": "2026-09-07T23:49:09.902Z",
      "location_count": 1,
      "location_summary": "Fort Myers, Florida",
      "locations": [
        {
          "city": "Fort Myers",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01346319"
    },
    {
      "nct_id": "NCT02381288",
      "title": "Effects of TAK-448 in Middle-aged and Older Men With Low Testosterone",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Low Testosterone"
      ],
      "interventions": [
        {
          "name": "TAK-448",
          "type": "DRUG"
        },
        {
          "name": "TAK-448 Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Takeda",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "60 Years",
        "maximum_age": null,
        "sex": "MALE",
        "summary": "60 Years and older · Male only"
      },
      "enrollment_count": 17,
      "start_date": "2015-09-10",
      "completion_date": "2016-04-08",
      "has_results": true,
      "last_update_posted_date": "2017-05-17",
      "last_synced_at": "2026-09-07T23:49:09.902Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02381288"
    },
    {
      "nct_id": "NCT05484167",
      "title": "Natesto Testosterone Nasal Gel for Hypogonadal Men",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Erectile Dysfunction",
        "Sexual Dysfunction"
      ],
      "interventions": [
        {
          "name": "Natesto Nasal Product",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Utah",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "64 Years",
        "sex": "MALE",
        "summary": "18 Years to 64 Years · Male only"
      },
      "enrollment_count": 0,
      "start_date": "2023-01-01",
      "completion_date": "2025-04-01",
      "has_results": false,
      "last_update_posted_date": "2022-12-21",
      "last_synced_at": "2026-09-07T23:49:09.902Z",
      "location_count": 1,
      "location_summary": "Salt Lake City, Utah",
      "locations": [
        {
          "city": "Salt Lake City",
          "state": "Utah"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05484167"
    },
    {
      "nct_id": "NCT00287586",
      "title": "Testosterone Replacement in Older Men and Atherosclerosis Progression",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Hypogonadism",
        "Atherosclerosis"
      ],
      "interventions": [
        {
          "name": "Testosterone Gel (Androgel)",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Brigham and Women's Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "60 Years",
        "maximum_age": null,
        "sex": "MALE",
        "summary": "60 Years and older · Male only"
      },
      "enrollment_count": 308,
      "start_date": "2004-09",
      "completion_date": "2012-05-12",
      "has_results": true,
      "last_update_posted_date": "2017-06-29",
      "last_synced_at": "2026-09-07T23:49:09.902Z",
      "location_count": 3,
      "location_summary": "Phoenix, Arizona • Los Angeles, California • Boston, Massachusetts",
      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00287586"
    },
    {
      "nct_id": "NCT00179517",
      "title": "Treatment of Sexual Dysfunction in Hypogonadal Men With Epilepsy With Testosterone and Either Anastrozole or Placebo",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Seizure Disorder",
        "Hypogonadism",
        "Erectile Dysfunction"
      ],
      "interventions": [
        {
          "name": "Anastrozole 1mg",
          "type": "DRUG"
        },
        {
          "name": "Placebo Oral Tablet",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Beth Israel Deaconess Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "50 Years",
        "sex": "MALE",
        "summary": "18 Years to 50 Years · Male only"
      },
      "enrollment_count": 40,
      "start_date": "2001-06",
      "completion_date": "2008-04",
      "has_results": true,
      "last_update_posted_date": "2019-07-17",
      "last_synced_at": "2026-09-07T23:49:09.902Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00179517"
    },
    {
      "nct_id": "NCT00962637",
      "title": "Study to Evaluate the Safety and Efficacy of Androxal™ Treatment in Men With Secondary Hypogonadism",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Secondary Hypogonadism"
      ],
      "interventions": [
        {
          "name": "Androxal",
          "type": "DRUG"
        },
        {
          "name": "AndroGel",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Repros Therapeutics Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "68 Years",
        "sex": "MALE",
        "summary": "18 Years to 68 Years · Male only"
      },
      "enrollment_count": 194,
      "start_date": "2006-03",
      "completion_date": "2007-05",
      "has_results": false,
      "last_update_posted_date": "2010-02-11",
      "last_synced_at": "2026-09-07T23:49:09.902Z",
      "location_count": 18,
      "location_summary": "Birmingham, Alabama • Huntsville, Alabama • Carmichael, California + 14 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Huntsville",
          "state": "Alabama"
        },
        {
          "city": "Carmichael",
          "state": "California"
        },
        {
          "city": "Mission Viejo",
          "state": "California"
        },
        {
          "city": "Torrance",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00962637"
    },
    {
      "nct_id": "NCT02160704",
      "title": "Androxal in Male Infertility",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2",
        "PHASE3"
      ],
      "conditions": [
        "Infertility"
      ],
      "interventions": [
        {
          "name": "Enclomiphene citrate",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "Baylor College of Medicine",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "35 Years",
        "sex": "MALE",
        "summary": "18 Years to 35 Years · Male only"
      },
      "enrollment_count": 0,
      "start_date": "2014-09-22",
      "completion_date": "2016-08-02",
      "has_results": false,
      "last_update_posted_date": "2019-07-11",
      "last_synced_at": "2026-09-07T23:49:09.902Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02160704"
    },
    {
      "nct_id": "NCT06470906",
      "title": "Feasibility of an Oral Intervention for Sexual Health in Transgender Men",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Vaginal Dysbiosis",
        "Vaginal Disease",
        "Molecular-bacterial Vaginosis"
      ],
      "interventions": [
        {
          "name": "Probiotic Group",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Placebo Group",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "Columbia University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "45 Years",
        "sex": "MALE",
        "summary": "18 Years to 45 Years · Male only"
      },
      "enrollment_count": 29,
      "start_date": "2024-08-14",
      "completion_date": "2024-11-21",
      "has_results": false,
      "last_update_posted_date": "2025-05-09",
      "last_synced_at": "2026-09-07T23:49:09.902Z",
      "location_count": 1,
      "location_summary": "Brooklyn, New York",
      "locations": [
        {
          "city": "Brooklyn",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06470906"
    },
    {
      "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": "2026-09-07T23:49:09.902Z",
      "location_count": 1,
      "location_summary": "St Louis, Missouri",
      "locations": [
        {
          "city": "St Louis",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00345969"
    }
  ]
}