{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=GI198745",
    "query": {
      "intervention": "GI198745"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 56,
    "total_pages": 6,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=GI198745&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-11T16:19:56.556Z",
  "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": "NCT00399165",
      "title": "Oral Androgens in Man-4: (Short Title: Oral T-4)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Contraception"
      ],
      "interventions": [
        {
          "name": "Testosterone Enanthate",
          "type": "DRUG"
        },
        {
          "name": "Dutasteride",
          "type": "DRUG"
        },
        {
          "name": "placebo sesame oil",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "University of Washington",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "55 Years",
        "sex": "MALE",
        "summary": "18 Years to 55 Years · Male only"
      },
      "enrollment_count": 20,
      "start_date": "2006-11",
      "completion_date": "2007-05",
      "has_results": false,
      "last_update_posted_date": "2008-09-22",
      "last_synced_at": "2026-09-11T16:19:56.556Z",
      "location_count": 1,
      "location_summary": "Seattle, Washington",
      "locations": [
        {
          "city": "Seattle",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00399165"
    },
    {
      "nct_id": "NCT00805701",
      "title": "Study Assessing The Efficacy And Safety Of Avodart (Dutasteride) At Improving Urinary Symptoms In Men With Prostate Cancer Who Are Undergoing Seed Implantation",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Prostate Cancer"
      ],
      "interventions": [
        {
          "name": "avodart",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Bay State Clinical Trials, Inc.",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "35 Years",
        "maximum_age": "90 Years",
        "sex": "MALE",
        "summary": "35 Years to 90 Years · Male only"
      },
      "enrollment_count": 40,
      "start_date": "2009-01",
      "completion_date": "2014-04",
      "has_results": false,
      "last_update_posted_date": "2014-05-14",
      "last_synced_at": "2026-09-11T16:19:56.556Z",
      "location_count": 1,
      "location_summary": "Watertown, Massachusetts",
      "locations": [
        {
          "city": "Watertown",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00805701"
    },
    {
      "nct_id": "NCT00668642",
      "title": "Effect of Dutasteride on Androgen-Response Gene Expression in Patients With Advanced Prostate Cancer",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Prostate Cancer"
      ],
      "interventions": [
        {
          "name": "Dutasteride",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Endeavor Health",
      "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": 20,
      "start_date": "2007-03",
      "completion_date": "2013-05",
      "has_results": true,
      "last_update_posted_date": "2023-08-22",
      "last_synced_at": "2026-09-11T16:19:56.556Z",
      "location_count": 3,
      "location_summary": "Chicago, Illinois • Evanston, Illinois",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        },
        {
          "city": "Chicago",
          "state": "Illinois"
        },
        {
          "city": "Evanston",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00668642"
    },
    {
      "nct_id": "NCT04677855",
      "title": "Study of PCUR-101 in Combination With ADT in Patients With mCRPC",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Prostate Cancer"
      ],
      "interventions": [
        {
          "name": "PCUR-101",
          "type": "DRUG"
        },
        {
          "name": "Dutasteride 0.5 mg",
          "type": "DRUG"
        },
        {
          "name": "Abiraterone and Prednisone",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Pellficure Pharmaceuticals, Inc",
      "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": 7,
      "start_date": "2021-03-30",
      "completion_date": "2023-11-20",
      "has_results": false,
      "last_update_posted_date": "2024-04-10",
      "last_synced_at": "2026-09-11T16:19:56.556Z",
      "location_count": 2,
      "location_summary": "Ann Arbor, Michigan • Omaha, Nebraska",
      "locations": [
        {
          "city": "Ann Arbor",
          "state": "Michigan"
        },
        {
          "city": "Omaha",
          "state": "Nebraska"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04677855"
    },
    {
      "nct_id": "NCT00161421",
      "title": "Oral Androgens in Man-3 (ORAL T-3) Pharmacokinetics of Oral Testosterone",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Contraception",
        "Hypogonadism"
      ],
      "interventions": [
        {
          "name": "Oral Testosterone",
          "type": "DRUG"
        },
        {
          "name": "Leuprolide (Lupron)",
          "type": "DRUG"
        },
        {
          "name": "Dutasteride",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Washington",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "50 Years",
        "sex": "MALE",
        "summary": "18 Years to 50 Years · Male only"
      },
      "enrollment_count": 18,
      "start_date": "2005-03",
      "completion_date": "2006-07",
      "has_results": false,
      "last_update_posted_date": "2008-09-19",
      "last_synced_at": "2026-09-11T16:19:56.556Z",
      "location_count": 1,
      "location_summary": "Seattle, Washington",
      "locations": [
        {
          "city": "Seattle",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00161421"
    },
    {
      "nct_id": "NCT00883909",
      "title": "ARI103094-Follow-Up Study for REDUCE Study Subjects",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Neoplasms, Prostate"
      ],
      "interventions": [
        {
          "name": "dutasteride",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "GlaxoSmithKline",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "50 Years",
        "maximum_age": null,
        "sex": "MALE",
        "summary": "50 Years and older · Male only"
      },
      "enrollment_count": 2795,
      "start_date": "2009-04-09",
      "completion_date": "2010-12-29",
      "has_results": false,
      "last_update_posted_date": "2017-07-11",
      "last_synced_at": "2026-09-11T16:19:56.556Z",
      "location_count": 73,
      "location_summary": "Anchorage, Alaska • Phoenix, Arizona • Little Rock, Arkansas + 68 more",
      "locations": [
        {
          "city": "Anchorage",
          "state": "Alaska"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Little Rock",
          "state": "Arkansas"
        },
        {
          "city": "Anaheim",
          "state": "California"
        },
        {
          "city": "La Mesa",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00883909"
    },
    {
      "nct_id": "NCT01473030",
      "title": "Long-term Effects of Dutasteride on Architectural and Nuclear Morphometric Features of Benign Prostate Tissue",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Benign Prostate Tissue"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "University of Illinois at Chicago",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "50 Years",
        "maximum_age": "75 Years",
        "sex": "MALE",
        "summary": "50 Years to 75 Years · Male only"
      },
      "enrollment_count": 80,
      "start_date": "2011-11",
      "completion_date": "2018-12",
      "has_results": false,
      "last_update_posted_date": "2020-10-05",
      "last_synced_at": "2026-09-11T16:19:56.556Z",
      "location_count": 1,
      "location_summary": "Chicago, Illinois",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01473030"
    },
    {
      "nct_id": "NCT02159690",
      "title": "A Phase II Neoadjuvant Study of Enzalutamide, Abiraterone Acetate, Dutasteride and Degarelix in Men With Localized Prostate Cancer Pre-prostatectomy",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Prostate Cancer",
        "Localized Prostate Cancer"
      ],
      "interventions": [
        {
          "name": "Enzalutamide",
          "type": "DRUG"
        },
        {
          "name": "Abiraterone acetate",
          "type": "DRUG"
        },
        {
          "name": "Prednisone",
          "type": "DRUG"
        },
        {
          "name": "Dutasteride",
          "type": "DRUG"
        },
        {
          "name": "Degarelix",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Kenneth Pienta, MD",
      "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": 0,
      "start_date": "2014-09",
      "completion_date": "2015-01",
      "has_results": false,
      "last_update_posted_date": "2015-01-26",
      "last_synced_at": "2026-09-11T16:19:56.556Z",
      "location_count": 1,
      "location_summary": "Baltimore, Maryland",
      "locations": [
        {
          "city": "Baltimore",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02159690"
    },
    {
      "nct_id": "NCT01484808",
      "title": "The Utility of PSADv (PSA Density Velocity) While on Dutasteride for Predicting Prostate Cancer Incidence and Grade and Stage",
      "overall_status": "UNKNOWN",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Prostate Cancer"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "University Urological Associates Inc.",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "50 Years",
        "maximum_age": "74 Years",
        "sex": "MALE",
        "summary": "50 Years to 74 Years · Male only"
      },
      "enrollment_count": 6600,
      "start_date": "2012-01",
      "completion_date": "2012-05",
      "has_results": false,
      "last_update_posted_date": "2011-12-02",
      "last_synced_at": "2026-09-11T16:19:56.556Z",
      "location_count": 1,
      "location_summary": "Providence, Rhode Island",
      "locations": [
        {
          "city": "Providence",
          "state": "Rhode Island"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01484808"
    },
    {
      "nct_id": "NCT00706966",
      "title": "MRI and Magnetic Resonance Spectroscopy Imaging in Patients Receiving Dutasteride for Benign Prostatic Hypertrophy and Low-Risk Prostate Cancer",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Nonmalignant Neoplasm",
        "Prostate Cancer"
      ],
      "interventions": [
        {
          "name": "dutasteride",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of California, San Francisco",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "MALE",
        "summary": "Male only"
      },
      "enrollment_count": 10,
      "start_date": "2005-06",
      "completion_date": "2011-08",
      "has_results": true,
      "last_update_posted_date": "2014-01-17",
      "last_synced_at": "2026-09-11T16:19:56.556Z",
      "location_count": 1,
      "location_summary": "San Francisco, California",
      "locations": [
        {
          "city": "San Francisco",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00706966"
    }
  ]
}