{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Prostate+Cancer&page=3&q=castration-resistant",
    "query": {
      "q": "castration-resistant",
      "condition": "Prostate Cancer",
      "page": 3
    },
    "page_size": 10
  },
  "pagination": {
    "page": 3,
    "page_size": 10,
    "total_count": 744,
    "total_pages": 75,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Prostate+Cancer&page=4&q=castration-resistant&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Prostate+Cancer&page=2&q=castration-resistant&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-04T03:21:38.239Z",
  "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": "NCT03582475",
      "title": "Pembrolizumab With Combination Chemotherapy in Treating Participants With Locally Advanced or Metastatic Small Cell/Neuroendocrine Cancers of Urothelium or Prostate",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Bladder Small Cell Neuroendocrine Carcinoma",
        "Castration-Resistant Prostate Carcinoma",
        "Metastatic Bladder Urothelial Carcinoma",
        "Metastatic Urethral Urothelial Carcinoma",
        "Prostate Carcinoma Metastatic in the Bone",
        "Prostate Neuroendocrine Neoplasm",
        "Prostate Small Cell Carcinoma",
        "Stage III Bladder Cancer American Joint Committee on Cancer ( AJCC) v8",
        "Stage III Prostate Cancer AJCC v8",
        "Stage III Urethral Cancer AJCC v8",
        "Stage IV Bladder Cancer AJCC v8",
        "Stage IV Prostate Cancer AJCC v8",
        "Stage IV Urethral Cancer AJCC v8",
        "Stage IVA Bladder Cancer AJCC v8",
        "Stage IVB Bladder Cancer AJCC v8",
        "Ureter Small Cell Carcinoma",
        "Urothelial Carcinoma"
      ],
      "interventions": [
        {
          "name": "Carboplatin",
          "type": "DRUG"
        },
        {
          "name": "Cisplatin",
          "type": "DRUG"
        },
        {
          "name": "Docetaxel",
          "type": "DRUG"
        },
        {
          "name": "Etoposide",
          "type": "DRUG"
        },
        {
          "name": "Pembrolizumab",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "DRUG",
        "BIOLOGICAL"
      ],
      "sponsor": "Jonsson Comprehensive Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 15,
      "start_date": "2019-01-11",
      "completion_date": "2026-12-01",
      "has_results": true,
      "last_update_posted_date": "2025-11-12",
      "last_synced_at": "2026-10-04T03:21:38.239Z",
      "location_count": 1,
      "location_summary": "Los Angeles, California",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03582475"
    },
    {
      "nct_id": "NCT05202301",
      "title": "A Study Using Available Data to Learn to What Extent Patients With Prostate Cancer Who Received Second Generation Androgen Receptor Inhibitors Took Their Medication as Prescribed or Stopped Taking Their Medication Completely",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Prostate Cancer"
      ],
      "interventions": [
        {
          "name": "Darolutamide (Nubeqa, BAY1841788)",
          "type": "DRUG"
        },
        {
          "name": "Enzalutamide",
          "type": "DRUG"
        },
        {
          "name": "Apalutamide",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Bayer",
      "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": 13779,
      "start_date": "2022-01-15",
      "completion_date": "2025-07-15",
      "has_results": false,
      "last_update_posted_date": "2025-08-11",
      "last_synced_at": "2026-10-04T03:21:38.239Z",
      "location_count": 1,
      "location_summary": "Whippany, New Jersey",
      "locations": [
        {
          "city": "Whippany",
          "state": "New Jersey"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05202301"
    },
    {
      "nct_id": "NCT02370355",
      "title": "Molecular Characterization of CTCs and ctDNA in Blood and Plasma Samples From Patients With Metastatic and/or Hormone-Resistant Prostate Cancer",
      "overall_status": "TERMINATED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Hormone-Resistant Prostate Cancer",
        "Metastatic Prostate Carcinoma"
      ],
      "interventions": [
        {
          "name": "Cytology Specimen Collection Procedure",
          "type": "OTHER"
        },
        {
          "name": "Laboratory Biomarker Analysis",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of Southern California",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "19 Years",
        "maximum_age": null,
        "sex": "MALE",
        "summary": "19 Years and older · Male only"
      },
      "enrollment_count": 24,
      "start_date": "2014-12-23",
      "completion_date": "2016-06-08",
      "has_results": false,
      "last_update_posted_date": "2017-04-17",
      "last_synced_at": "2026-10-04T03:21:38.239Z",
      "location_count": 1,
      "location_summary": "Los Angeles, California",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02370355"
    },
    {
      "nct_id": "NCT02663193",
      "title": "Real-World Study of Enzalutamide and Abiraterone Acetate (With Prednisone) Tolerability",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Prostate Cancer"
      ],
      "interventions": [
        {
          "name": "No Intervention",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Janssen Scientific Affairs, 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": 108,
      "start_date": "2015-12",
      "completion_date": "2017-01",
      "has_results": false,
      "last_update_posted_date": "2025-02-03",
      "last_synced_at": "2026-10-04T03:21:38.239Z",
      "location_count": 20,
      "location_summary": "Homewood, Alabama • La Mesa, California • Wheat Ridge, Colorado + 17 more",
      "locations": [
        {
          "city": "Homewood",
          "state": "Alabama"
        },
        {
          "city": "La Mesa",
          "state": "California"
        },
        {
          "city": "Wheat Ridge",
          "state": "Colorado"
        },
        {
          "city": "Daytona Beach",
          "state": "Florida"
        },
        {
          "city": "Indianapolis",
          "state": "Indiana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02663193"
    },
    {
      "nct_id": "NCT06531499",
      "title": "A Study of Radiation Dosimetry, Safety, and Tolerability of Extended Lutetium (177Lu) Vipivotide Tetraxetan Treatment in Chemo-naïve Adults With Metastatic Castration-resistant Prostate Cancer: RADIOpharmaceutical DOSimetry Evaluation (RADIODOSE) Study",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Metastatic Castration-Resistant Prostate Cancer"
      ],
      "interventions": [
        {
          "name": "AAA617",
          "type": "DRUG"
        },
        {
          "name": "Gonadotropin-releasing hormone (GnRH) analogues",
          "type": "DRUG"
        },
        {
          "name": "Gonadotropin-releasing hormone (GnRH) antagonists",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Novartis Pharmaceuticals",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "100 Years",
        "sex": "MALE",
        "summary": "18 Years to 100 Years · Male only"
      },
      "enrollment_count": 106,
      "start_date": "2024-11-11",
      "completion_date": "2028-11-24",
      "has_results": false,
      "last_update_posted_date": "2025-12-31",
      "last_synced_at": "2026-10-04T03:21:38.239Z",
      "location_count": 5,
      "location_summary": "Los Angeles, California • Palo Alto, California • Rochester, Minnesota + 2 more",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Palo Alto",
          "state": "California"
        },
        {
          "city": "Rochester",
          "state": "Minnesota"
        },
        {
          "city": "St Louis",
          "state": "Missouri"
        },
        {
          "city": "Omaha",
          "state": "Nebraska"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06531499"
    },
    {
      "nct_id": "NCT04363164",
      "title": "Sequential Testosterone and Enzalutamide Prevents Unfavorable Progression",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Castration Resistant Metastatic Prostate Cancer"
      ],
      "interventions": [
        {
          "name": "Testosterone cypionate",
          "type": "DRUG"
        },
        {
          "name": "Enzalutamide",
          "type": "DRUG"
        },
        {
          "name": "Testosterone enanthate",
          "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": "90 Years",
        "sex": "MALE",
        "summary": "18 Years to 90 Years · Male only"
      },
      "enrollment_count": 150,
      "start_date": "2020-08-19",
      "completion_date": "2028-07",
      "has_results": false,
      "last_update_posted_date": "2026-07-17",
      "last_synced_at": "2026-10-04T03:21:38.239Z",
      "location_count": 6,
      "location_summary": "San Diego, California • Baltimore, Maryland • Boston, Massachusetts + 3 more",
      "locations": [
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "Baltimore",
          "state": "Maryland"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Minneapolis",
          "state": "Minnesota"
        },
        {
          "city": "Omaha",
          "state": "Nebraska"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04363164"
    },
    {
      "nct_id": "NCT05047536",
      "title": "KZR-261 in Subjects With Advanced Solid Malignancies",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Advanced/Metastatic Solid Tumor"
      ],
      "interventions": [
        {
          "name": "KZR-261",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Kezar Life Sciences, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 61,
      "start_date": "2021-09-30",
      "completion_date": "2025-01-17",
      "has_results": true,
      "last_update_posted_date": "2025-12-19",
      "last_synced_at": "2026-10-04T03:21:38.239Z",
      "location_count": 12,
      "location_summary": "Los Angeles, California • Tampa, Florida • Atlanta, Georgia + 7 more",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Tampa",
          "state": "Florida"
        },
        {
          "city": "Atlanta",
          "state": "Georgia"
        },
        {
          "city": "Detroit",
          "state": "Michigan"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05047536"
    },
    {
      "nct_id": "NCT07288359",
      "title": "Study of GVV858 as a Single Agent or in Combination With Endocrine Therapy in Patients With HR+/HER2- Breast Cancer and Other Advanced Solid Tumors",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Advanced HR+/HER2- Breast Cancer",
        "Advanced CCNE1-amplified Solid Tumors",
        "Metastatic Castration-resistant Prostate Cancer"
      ],
      "interventions": [
        {
          "name": "GVV858",
          "type": "DRUG"
        },
        {
          "name": "Fulvestrant",
          "type": "DRUG"
        },
        {
          "name": "Letrozole",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Novartis Pharmaceuticals",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 205,
      "start_date": "2025-12-29",
      "completion_date": "2031-05-09",
      "has_results": false,
      "last_update_posted_date": "2026-07-30",
      "last_synced_at": "2026-10-04T03:21:38.239Z",
      "location_count": 3,
      "location_summary": "Atlanta, Georgia • Nashville, Tennessee • San Antonio, Texas",
      "locations": [
        {
          "city": "Atlanta",
          "state": "Georgia"
        },
        {
          "city": "Nashville",
          "state": "Tennessee"
        },
        {
          "city": "San Antonio",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07288359"
    },
    {
      "nct_id": "NCT01977651",
      "title": "A Study to Evaluate the Potential Increased Risk of Seizures Among Metastatic Castration-Resistant Prostate Cancer (mCRPC) Patients Treated With Enzalutamide",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Metastatic Castration-resistant Prostate Cancer (mCRPC)"
      ],
      "interventions": [
        {
          "name": "Enzalutamide",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Astellas Pharma Global Development, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "MALE",
        "summary": "Male only"
      },
      "enrollment_count": 424,
      "start_date": "2013-09-25",
      "completion_date": "2019-01-11",
      "has_results": true,
      "last_update_posted_date": "2024-12-06",
      "last_synced_at": "2026-10-04T03:21:38.239Z",
      "location_count": 9,
      "location_summary": "Anchorage, Alaska • Detroit, Michigan • New York, New York + 5 more",
      "locations": [
        {
          "city": "Anchorage",
          "state": "Alaska"
        },
        {
          "city": "Detroit",
          "state": "Michigan"
        },
        {
          "city": "New York",
          "state": "New York"
        },
        {
          "city": "New York",
          "state": "New York"
        },
        {
          "city": "Syracuse",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01977651"
    },
    {
      "nct_id": "NCT01046916",
      "title": "Safety and Efficacy Study of TAK-700 in Patients With Nonmetastatic Castration-resistant Prostate Cancer and a Rising Prostate-specific Antigen",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Prostate Cancer"
      ],
      "interventions": [
        {
          "name": "TAK-700",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Millennium 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": 38,
      "start_date": "2010-05",
      "completion_date": "2013-03",
      "has_results": false,
      "last_update_posted_date": "2016-04-04",
      "last_synced_at": "2026-10-04T03:21:38.239Z",
      "location_count": 3,
      "location_summary": "Ann Arbor, Michigan • Portland, Oregon • Madison, Wisconsin",
      "locations": [
        {
          "city": "Ann Arbor",
          "state": "Michigan"
        },
        {
          "city": "Portland",
          "state": "Oregon"
        },
        {
          "city": "Madison",
          "state": "Wisconsin"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01046916"
    }
  ]
}