{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Testosterone+injection",
    "query": {
      "intervention": "Testosterone injection"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 100,
    "total_pages": 10,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Testosterone+injection&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-02T08:37:50.455Z",
  "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": "NCT03576001",
      "title": "Multimodality Intervention for Function and Metabolism in SCI",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Spinal Cord Injuries"
      ],
      "interventions": [
        {
          "name": "Testosterone Undecanoate",
          "type": "DRUG"
        },
        {
          "name": "hybrid exercise",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "DRUG",
        "BEHAVIORAL"
      ],
      "sponsor": "Brigham and Women's Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "19 Years",
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "19 Years to 70 Years"
      },
      "enrollment_count": 84,
      "start_date": "2019-08-23",
      "completion_date": "2025-03-30",
      "has_results": true,
      "last_update_posted_date": "2026-05-07",
      "last_synced_at": "2026-09-02T08:37:50.455Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03576001"
    },
    {
      "nct_id": "NCT00123110",
      "title": "Insulin Resistance and Testosterone in Women",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Insulin Resistance",
        "Postmenopause"
      ],
      "interventions": [
        {
          "name": "metformin",
          "type": "DRUG"
        },
        {
          "name": "leuprolide injection",
          "type": "DRUG"
        },
        {
          "name": "placebo pill",
          "type": "DRUG"
        },
        {
          "name": "placebo injection",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Pennsylvania",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "50 Years",
        "maximum_age": "79 Years",
        "sex": "FEMALE",
        "summary": "50 Years to 79 Years · Female only"
      },
      "enrollment_count": 35,
      "start_date": "2005-07",
      "completion_date": "2011-12",
      "has_results": true,
      "last_update_posted_date": "2019-05-23",
      "last_synced_at": "2026-09-02T08:37:50.455Z",
      "location_count": 1,
      "location_summary": "Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00123110"
    },
    {
      "nct_id": "NCT07476001",
      "title": "Phase 2a Study of High-Dose Testosterone Followed by Radioligand Therapy in mCRPC",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Metastatic Castration-resistant Prostate Cancer"
      ],
      "interventions": [
        {
          "name": "Testosterone cypionate (Tc)",
          "type": "DRUG"
        },
        {
          "name": "ADT with Luteinizing hormone-releasing hormone (LHRH) analog",
          "type": "DRUG"
        },
        {
          "name": "PSMA-617",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "H. Lee Moffitt Cancer Center and Research Institute",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "MALE",
        "summary": "18 Years and older · Male only"
      },
      "enrollment_count": 12,
      "start_date": "2026-03-03",
      "completion_date": "2027-09",
      "has_results": false,
      "last_update_posted_date": "2026-05-15",
      "last_synced_at": "2026-09-02T08:37:50.455Z",
      "location_count": 1,
      "location_summary": "Tampa, Florida",
      "locations": [
        {
          "city": "Tampa",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07476001"
    },
    {
      "nct_id": "NCT00433173",
      "title": "Insulin Sensitivity in Men With the Metabolic Syndrome",
      "overall_status": "SUSPENDED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Metabolic Syndrome"
      ],
      "interventions": [
        {
          "name": "intravenous glucose tolerance test",
          "type": "PROCEDURE"
        },
        {
          "name": "testosterone",
          "type": "DRUG"
        },
        {
          "name": "anastrozole",
          "type": "DRUG"
        },
        {
          "name": "goserelin acetate implant",
          "type": "DRUG"
        },
        {
          "name": "aerobic capacity (VO2 Max)",
          "type": "PROCEDURE"
        },
        {
          "name": "MRI",
          "type": "PROCEDURE"
        },
        {
          "name": "muscle biopsy",
          "type": "PROCEDURE"
        },
        {
          "name": "measurement of resting metabolic rate (energy expenditure)",
          "type": "PROCEDURE"
        },
        {
          "name": "Dual energy x-ray absorptiometry",
          "type": "PROCEDURE"
        },
        {
          "name": "Fasting oral glucose tolerance test",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "DRUG"
      ],
      "sponsor": "National Institute of Diabetes and Digestive and Kidney Diseases (NIDDK)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "50 Years",
        "maximum_age": "75 Years",
        "sex": "MALE",
        "summary": "50 Years to 75 Years · Male only"
      },
      "enrollment_count": 72,
      "start_date": "2006-05",
      "completion_date": "2011-03",
      "has_results": false,
      "last_update_posted_date": "2010-03-02",
      "last_synced_at": "2026-09-02T08:37:50.455Z",
      "location_count": 2,
      "location_summary": "Baltimore, Maryland • Boston, Massachusetts",
      "locations": [
        {
          "city": "Baltimore",
          "state": "Maryland"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00433173"
    },
    {
      "nct_id": "NCT01327495",
      "title": "PROS-2 Dose Response Effects of Exogenous Testosterone on the Prostate",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2",
        "PHASE3"
      ],
      "conditions": [
        "Healthy"
      ],
      "interventions": [
        {
          "name": "placebo acyline",
          "type": "OTHER"
        },
        {
          "name": "placebo gel",
          "type": "OTHER"
        },
        {
          "name": "Testosterone 1% gel 1.25 g",
          "type": "DRUG"
        },
        {
          "name": "Testosterone 1% gel 2.5 g",
          "type": "DRUG"
        },
        {
          "name": "Testosterone 1% gel 5.0 g",
          "type": "DRUG"
        },
        {
          "name": "testosterone 1% gel 10 g",
          "type": "DRUG"
        },
        {
          "name": "testosterone 1% gel 15 g",
          "type": "DRUG"
        },
        {
          "name": "Acyline",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "OTHER",
        "DRUG"
      ],
      "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": 62,
      "start_date": "2011-10",
      "completion_date": "2014-12",
      "has_results": true,
      "last_update_posted_date": "2017-10-05",
      "last_synced_at": "2026-09-02T08:37:50.455Z",
      "location_count": 1,
      "location_summary": "Seattle, Washington",
      "locations": [
        {
          "city": "Seattle",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01327495"
    },
    {
      "nct_id": "NCT00757185",
      "title": "Compromised Microcirculation in Women With Polycystic Ovary Syndrome",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "EARLY_PHASE1"
      ],
      "conditions": [
        "Polycystic Ovary Syndrome"
      ],
      "interventions": [
        {
          "name": "ganirelix acetate",
          "type": "DRUG"
        },
        {
          "name": "methyl testosterone",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Yale University",
      "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": 28,
      "start_date": "2008-02",
      "completion_date": "2012-12",
      "has_results": false,
      "last_update_posted_date": "2016-07-04",
      "last_synced_at": "2026-09-02T08:37:50.455Z",
      "location_count": 1,
      "location_summary": "New Haven, Connecticut",
      "locations": [
        {
          "city": "New Haven",
          "state": "Connecticut"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00757185"
    },
    {
      "nct_id": "NCT00203996",
      "title": "Polycystic Ovary Syndrome (PCOS) and Sleep Apnea",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Polycystic Ovary Syndrome",
        "Obstructive Sleep Apnea"
      ],
      "interventions": [
        {
          "name": "continuous positive airway pressure (CPAP)",
          "type": "DEVICE"
        },
        {
          "name": "depot leuprolide plus estrogen/progestin replacement",
          "type": "DRUG"
        },
        {
          "name": "pioglitazone",
          "type": "DRUG"
        },
        {
          "name": "REM frag",
          "type": "PROCEDURE"
        },
        {
          "name": "SWS supp",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "DEVICE",
        "DRUG",
        "PROCEDURE"
      ],
      "sponsor": "University of Chicago",
      "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": 37,
      "start_date": "2003-09",
      "completion_date": "2008-06",
      "has_results": true,
      "last_update_posted_date": "2023-03-21",
      "last_synced_at": "2026-09-02T08:37:50.455Z",
      "location_count": 1,
      "location_summary": "Chicago, Illinois",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00203996"
    },
    {
      "nct_id": "NCT06059118",
      "title": "Difluoromethylornithine and High Dose Testosterone With Enzalutamide in Metastatic Castration-Resistant Prostate Cancer",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Prostate Cancer"
      ],
      "interventions": [
        {
          "name": "DFMO",
          "type": "DRUG"
        },
        {
          "name": "testosterone cypionate",
          "type": "DRUG"
        },
        {
          "name": "Luteinizing hormone-releasing hormone (LHRH) analogue",
          "type": "DRUG"
        },
        {
          "name": "Enzalutamide",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Sidney Kimmel Comprehensive Cancer Center at Johns Hopkins",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "MALE",
        "summary": "18 Years and older · Male only"
      },
      "enrollment_count": 50,
      "start_date": "2023-10-04",
      "completion_date": "2029-11-30",
      "has_results": false,
      "last_update_posted_date": "2026-01-14",
      "last_synced_at": "2026-09-02T08:37:50.455Z",
      "location_count": 1,
      "location_summary": "Baltimore, Maryland",
      "locations": [
        {
          "city": "Baltimore",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06059118"
    },
    {
      "nct_id": "NCT06393634",
      "title": "Comparing Direct and Indirect Detection Methods of Multiple Routes of Testosterone Administration",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "EARLY_PHASE1"
      ],
      "conditions": [
        "Healthy"
      ],
      "interventions": [
        {
          "name": "Testosterone injection",
          "type": "DRUG"
        },
        {
          "name": "Testosterone gel",
          "type": "DRUG"
        },
        {
          "name": "Testosterone Oral",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Sports Medicine Research and Testing Laboratory",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "60 Years",
        "sex": "MALE",
        "summary": "18 Years to 60 Years · Male only"
      },
      "enrollment_count": 14,
      "start_date": "2024-11-27",
      "completion_date": "2024-11-27",
      "has_results": false,
      "last_update_posted_date": "2024-12-03",
      "last_synced_at": "2026-09-02T08:37:50.455Z",
      "location_count": 1,
      "location_summary": "South Jordan, Utah",
      "locations": [
        {
          "city": "South Jordan",
          "state": "Utah"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06393634"
    },
    {
      "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": "2026-09-02T08:37:50.455Z",
      "location_count": 1,
      "location_summary": "Seattle, Washington",
      "locations": [
        {
          "city": "Seattle",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00490555"
    }
  ]
}