{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Castration-Resistant&page=25",
    "query": {
      "condition": "Castration-Resistant",
      "page": 25
    },
    "page_size": 10
  },
  "pagination": {
    "page": 25,
    "page_size": 10,
    "total_count": 667,
    "total_pages": 67,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Castration-Resistant&page=26&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Castration-Resistant&page=24&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-30T15:56:38.747Z",
  "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": "NCT01517802",
      "title": "A Study That Provides Long-term Safety Follow-up and Examines Long-term Exposure to Abiraterone Acetate",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Metastatic Castration-resistant Prostate Cancer",
        "Metastatic Breast Cancer"
      ],
      "interventions": [
        {
          "name": "Abiraterone acetate",
          "type": "DRUG"
        },
        {
          "name": "Prednisone",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Janssen Research & Development, LLC",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 32,
      "start_date": "2012-03-28",
      "completion_date": "2021-04-22",
      "has_results": true,
      "last_update_posted_date": "2022-05-10",
      "last_synced_at": "2026-10-30T15:56:38.747Z",
      "location_count": 10,
      "location_summary": "Aurora, Colorado • Marrero, Louisiana • Boston, Massachusetts + 7 more",
      "locations": [
        {
          "city": "Aurora",
          "state": "Colorado"
        },
        {
          "city": "Marrero",
          "state": "Louisiana"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Omaha",
          "state": "Nebraska"
        },
        {
          "city": "East Setauket",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01517802"
    },
    {
      "nct_id": "NCT02625857",
      "title": "Safety & Immunogenicity of JNJ-64041809, a Live Attenuated Double-deleted Listeria Immunotherapy, in Participants With Metastatic Castration-resistant Prostate Cancer",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Prostatic Neoplasms, Castration-Resistant"
      ],
      "interventions": [
        {
          "name": "JNJ-64041809 (Cohort 1A and 1B)",
          "type": "BIOLOGICAL"
        },
        {
          "name": "JNJ-64041809 (Cohort 2A and 2B)",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Janssen Research & Development, 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": 26,
      "start_date": "2015-12-10",
      "completion_date": "2018-07-03",
      "has_results": false,
      "last_update_posted_date": "2025-02-03",
      "last_synced_at": "2026-10-30T15:56:38.747Z",
      "location_count": 6,
      "location_summary": "San Francisco, California • Baltimore, Maryland • St Louis, Missouri + 3 more",
      "locations": [
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "Baltimore",
          "state": "Maryland"
        },
        {
          "city": "St Louis",
          "state": "Missouri"
        },
        {
          "city": "Nashville",
          "state": "Tennessee"
        },
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02625857"
    },
    {
      "nct_id": "NCT01540071",
      "title": "Trial of NRX 194204 in Castration- and Taxane-Resistant Prostate Cancer",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Castration Resistant Prostate Cancer"
      ],
      "interventions": [
        {
          "name": "NRX 194204",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Io Therapeutics",
      "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": "2011-08",
      "completion_date": "2015-12",
      "has_results": true,
      "last_update_posted_date": "2021-05-14",
      "last_synced_at": "2026-10-30T15:56:38.747Z",
      "location_count": 1,
      "location_summary": "Fountain Valley, California",
      "locations": [
        {
          "city": "Fountain Valley",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01540071"
    },
    {
      "nct_id": "NCT01193257",
      "title": "Study Comparing Orteronel Plus Prednisone in Participants With Metastatic Castration-Resistant Prostate Cancer.",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Prostate Cancer"
      ],
      "interventions": [
        {
          "name": "Orteronel",
          "type": "DRUG"
        },
        {
          "name": "Prednisone",
          "type": "DRUG"
        },
        {
          "name": "Orteronel Placebo",
          "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": 1099,
      "start_date": "2010-11-15",
      "completion_date": "2016-02-29",
      "has_results": true,
      "last_update_posted_date": "2018-12-19",
      "last_synced_at": "2026-10-30T15:56:38.747Z",
      "location_count": 37,
      "location_summary": "Anchorage, Alaska • Fort Smith, Arkansas • Fountain Valley, California + 33 more",
      "locations": [
        {
          "city": "Anchorage",
          "state": "Alaska"
        },
        {
          "city": "Fort Smith",
          "state": "Arkansas"
        },
        {
          "city": "Fountain Valley",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Riverside",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01193257"
    },
    {
      "nct_id": "NCT06004661",
      "title": "Study of Lutetium (177Lu) Vipivotide Tetraxetan in mCRPC Participants With Moderately and Severely Impaired and With Normal Renal Function",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Metastatic Castration-Resistant Prostate Cancer (mCRPC)"
      ],
      "interventions": [
        {
          "name": "AAA617",
          "type": "DRUG"
        },
        {
          "name": "68Ga-PSMA-11",
          "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": 23,
      "start_date": "2024-04-04",
      "completion_date": "2026-12-14",
      "has_results": false,
      "last_update_posted_date": "2026-07-10",
      "last_synced_at": "2026-10-30T15:56:38.747Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06004661"
    },
    {
      "nct_id": "NCT07213674",
      "title": "A Study of Xaluritamig Plus Abiraterone Versus Investigator's Choice in Participants With Chemotherapy-naïve Metastatic Castration-resistant Prostate Cancer",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Metastatic Castration-resistant Prostate Cancer"
      ],
      "interventions": [
        {
          "name": "Xaluritamig",
          "type": "DRUG"
        },
        {
          "name": "Abiraterone acetate",
          "type": "DRUG"
        },
        {
          "name": "Docetaxel",
          "type": "DRUG"
        },
        {
          "name": "Cabazitaxel",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Amgen",
      "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": 750,
      "start_date": "2025-11-28",
      "completion_date": "2032-08-30",
      "has_results": false,
      "last_update_posted_date": "2026-10-20",
      "last_synced_at": "2026-10-30T15:56:38.747Z",
      "location_count": 46,
      "location_summary": "Goodyear, Arizona • Tucson, Arizona • Duarte, California + 37 more",
      "locations": [
        {
          "city": "Goodyear",
          "state": "Arizona"
        },
        {
          "city": "Tucson",
          "state": "Arizona"
        },
        {
          "city": "Duarte",
          "state": "California"
        },
        {
          "city": "Duarte",
          "state": "California"
        },
        {
          "city": "Fullerton",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07213674"
    },
    {
      "nct_id": "NCT04854369",
      "title": "68Ga-PSMA-11 Patients With Newly Diagnosed and Recurrent Prostate Cancer (Firefly)",
      "overall_status": "NO_LONGER_AVAILABLE",
      "study_type": "EXPANDED_ACCESS",
      "phases": [],
      "conditions": [
        "Prostatic Neoplasms",
        "Prostatic Neoplasms, Castration-Resistant"
      ],
      "interventions": [
        {
          "name": "68 Ga-PSMA-11 prepared using a PSMA-11 Sterile Cold Kit",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Tulane University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": null,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "MALE",
        "summary": "18 Years and older · Male only"
      },
      "enrollment_count": null,
      "start_date": null,
      "completion_date": null,
      "has_results": false,
      "last_update_posted_date": "2023-04-11",
      "last_synced_at": "2026-10-30T15:56:38.747Z",
      "location_count": 1,
      "location_summary": "New Orleans, Louisiana",
      "locations": [
        {
          "city": "New Orleans",
          "state": "Louisiana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04854369"
    },
    {
      "nct_id": "NCT02379390",
      "title": "Cabazitaxel Versus the Switch to Alternative AR Targeted Therapy Enzalutamide or Abiraterone in Metastatic Castration-Resistant Prostate Cancer (mCRPC) Primary Resistant Patients to Abiraterone or Enzalutamide",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Prostate Cancer Metastatic"
      ],
      "interventions": [
        {
          "name": "Cabazitaxel XRP6258",
          "type": "DRUG"
        },
        {
          "name": "Ezalutamide",
          "type": "DRUG"
        },
        {
          "name": "Abiraterone acetate",
          "type": "DRUG"
        },
        {
          "name": "Prednisone",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Sanofi",
      "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": 8,
      "start_date": "2015-06-17",
      "completion_date": "2018-05-10",
      "has_results": true,
      "last_update_posted_date": "2019-06-21",
      "last_synced_at": "2026-10-30T15:56:38.747Z",
      "location_count": 14,
      "location_summary": "Muscle Shoals, Alabama • Anchorage, Alaska • Anaheim, California + 11 more",
      "locations": [
        {
          "city": "Muscle Shoals",
          "state": "Alabama"
        },
        {
          "city": "Anchorage",
          "state": "Alaska"
        },
        {
          "city": "Anaheim",
          "state": "California"
        },
        {
          "city": "Sacramento",
          "state": "California"
        },
        {
          "city": "Boca Raton",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02379390"
    },
    {
      "nct_id": "NCT06288113",
      "title": "Re-treatment With 177Lu-PSMA-617 for the Treatment of Metastatic Castration-Resistant Prostate Cancer, RE-LuPSMA Trial",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Castration-Resistant Prostate Carcinoma",
        "Stage IVB Prostate Cancer AJCC v8"
      ],
      "interventions": [
        {
          "name": "Biospecimen Collection",
          "type": "PROCEDURE"
        },
        {
          "name": "Computed Tomography",
          "type": "PROCEDURE"
        },
        {
          "name": "Gallium Ga 68 Gozetotide",
          "type": "OTHER"
        },
        {
          "name": "Lutetium Lu 177 Vipivotide Tetraxetan",
          "type": "DRUG"
        },
        {
          "name": "Positron Emission Tomography",
          "type": "PROCEDURE"
        },
        {
          "name": "Questionnaire Administration",
          "type": "OTHER"
        },
        {
          "name": "Single Photon Emission Computed Tomography",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "OTHER",
        "DRUG"
      ],
      "sponsor": "Jonsson Comprehensive Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "MALE",
        "summary": "Male only"
      },
      "enrollment_count": 40,
      "start_date": "2024-08-01",
      "completion_date": "2028-01-27",
      "has_results": false,
      "last_update_posted_date": "2026-03-13",
      "last_synced_at": "2026-10-30T15:56:38.747Z",
      "location_count": 1,
      "location_summary": "Los Angeles, California",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06288113"
    },
    {
      "nct_id": "NCT07682649",
      "title": "Escalating Cycle 1 Dose of Lu-177-PSMA-617 for the Treatment of Metastatic Castration Resistant Prostate Cancer",
      "overall_status": "NOT_YET_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Metastatic Castration-Resistant Prostate Carcinoma",
        "Stage IVB Prostate Cancer AJCC v8"
      ],
      "interventions": [
        {
          "name": "Biospecimen Collection",
          "type": "PROCEDURE"
        },
        {
          "name": "Computed Tomography",
          "type": "PROCEDURE"
        },
        {
          "name": "Gallium Ga 68 Gozetotide",
          "type": "OTHER"
        },
        {
          "name": "Lutetium Lu 177 Vipivotide Tetraxetan",
          "type": "DRUG"
        },
        {
          "name": "Positron Emission Tomography",
          "type": "DEVICE"
        },
        {
          "name": "Questionnaire Administration",
          "type": "OTHER"
        },
        {
          "name": "Single Photon Emission Computed Tomography",
          "type": "DEVICE"
        },
        {
          "name": "Technetium Tc-99m Sulfur Colloid",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "OTHER",
        "DRUG",
        "DEVICE"
      ],
      "sponsor": "University of Michigan Rogel 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": 20,
      "start_date": "2026-12-01",
      "completion_date": "2031-12",
      "has_results": false,
      "last_update_posted_date": "2026-10-15",
      "last_synced_at": "2026-10-30T15:56:38.747Z",
      "location_count": 1,
      "location_summary": "Ann Arbor, Michigan",
      "locations": [
        {
          "city": "Ann Arbor",
          "state": "Michigan"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07682649"
    }
  ]
}