{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=ARN-509+%28Phase+1%29",
    "query": {
      "intervention": "ARN-509 (Phase 1)"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 46,
    "total_pages": 5,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=ARN-509+%28Phase+1%29&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-26T01:08:16.298Z",
  "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": "NCT03009981",
      "title": "A Study of Androgen Annihilation in High-Risk Biochemically Relapsed Prostate Cancer",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Prostate Cancer"
      ],
      "interventions": [
        {
          "name": "Apalutamide",
          "type": "DRUG"
        },
        {
          "name": "LHRH Analogue",
          "type": "DRUG"
        },
        {
          "name": "Abiraterone Acetate",
          "type": "DRUG"
        },
        {
          "name": "Prednisone",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Alliance Foundation Trials, LLC.",
      "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": 504,
      "start_date": "2017-03-06",
      "completion_date": "2025-06-25",
      "has_results": false,
      "last_update_posted_date": "2025-12-18",
      "last_synced_at": "2026-09-26T01:08:16.298Z",
      "location_count": 69,
      "location_summary": "Phoenix, Arizona • Chula Vista, California • Duarte, California + 58 more",
      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Chula Vista",
          "state": "California"
        },
        {
          "city": "Duarte",
          "state": "California"
        },
        {
          "city": "Fremont",
          "state": "California"
        },
        {
          "city": "Fresno",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03009981"
    },
    {
      "nct_id": "NCT03371719",
      "title": "Radiation Therapy With or Without Apalutamide in Treating Patients With Recurrent Prostate Cancer, the BALANCE Trial",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Recurrent Prostate Carcinoma",
        "Stage III Prostate Adenocarcinoma AJCC v7",
        "Stage IV Prostate Adenocarcinoma AJCC v7"
      ],
      "interventions": [
        {
          "name": "Apalutamide",
          "type": "DRUG"
        },
        {
          "name": "External Beam Radiation Therapy",
          "type": "RADIATION"
        },
        {
          "name": "Placebo Administration",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "RADIATION",
        "OTHER"
      ],
      "sponsor": "NRG Oncology",
      "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": 298,
      "start_date": "2018-06-20",
      "completion_date": "2026-10-27",
      "has_results": true,
      "last_update_posted_date": "2026-08-28",
      "last_synced_at": "2026-09-26T01:08:16.298Z",
      "location_count": 352,
      "location_summary": "Gilbert, Arizona • Peoria, Arizona • Scottsdale, Arizona + 251 more",
      "locations": [
        {
          "city": "Gilbert",
          "state": "Arizona"
        },
        {
          "city": "Peoria",
          "state": "Arizona"
        },
        {
          "city": "Scottsdale",
          "state": "Arizona"
        },
        {
          "city": "Surprise",
          "state": "Arizona"
        },
        {
          "city": "Little Rock",
          "state": "Arkansas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03371719"
    },
    {
      "nct_id": "NCT04134260",
      "title": "Testing the Addition of the Drug Apalutamide to the Usual Hormone Therapy and Radiation Therapy After Surgery for Prostate Cancer, INNOVATE Trial",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Prostate Adenocarcinoma",
        "Stage I Prostate Cancer AJCC v8",
        "Stage II Prostate Cancer AJCC v8",
        "Stage III Prostate Cancer AJCC v8",
        "Stage IVA Prostate Cancer AJCC v8"
      ],
      "interventions": [
        {
          "name": "Apalutamide",
          "type": "DRUG"
        },
        {
          "name": "Biospecimen Collection",
          "type": "PROCEDURE"
        },
        {
          "name": "Bone Scan",
          "type": "PROCEDURE"
        },
        {
          "name": "Computed Tomography",
          "type": "PROCEDURE"
        },
        {
          "name": "Hormone Therapy",
          "type": "DRUG"
        },
        {
          "name": "Magnetic Resonance Imaging",
          "type": "PROCEDURE"
        },
        {
          "name": "Positron Emission Tomography",
          "type": "PROCEDURE"
        },
        {
          "name": "Quality-of-Life Assessment",
          "type": "OTHER"
        },
        {
          "name": "Questionnaire Administration",
          "type": "OTHER"
        },
        {
          "name": "Radiation Therapy",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "DRUG",
        "PROCEDURE",
        "OTHER",
        "RADIATION"
      ],
      "sponsor": "NRG Oncology",
      "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": 586,
      "start_date": "2020-04-16",
      "completion_date": "2031-11-01",
      "has_results": false,
      "last_update_posted_date": "2026-08-17",
      "last_synced_at": "2026-09-26T01:08:16.298Z",
      "location_count": 348,
      "location_summary": "Phoenix, Arizona • Little Rock, Arkansas • Anaheim, California + 259 more",
      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Little Rock",
          "state": "Arkansas"
        },
        {
          "city": "Anaheim",
          "state": "California"
        },
        {
          "city": "Baldwin Park",
          "state": "California"
        },
        {
          "city": "Bellflower",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04134260"
    },
    {
      "nct_id": "NCT02906605",
      "title": "A Study of the Clinical Activity and Safety of JNJ-64041809, a Live Attenuated Listeria Monocytogenes Immunotherapy, in Combination With Apalutamide Versus Apalutamide in Subjects With Metastatic Castration-resistant Prostate Cancer",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Prostatic Neoplasms, Castration-Resistant"
      ],
      "interventions": [
        {
          "name": "JNJ-809",
          "type": "DRUG"
        },
        {
          "name": "Apalutamide",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "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": 0,
      "start_date": "2016-10",
      "completion_date": "2018-09",
      "has_results": false,
      "last_update_posted_date": "2016-11-22",
      "last_synced_at": "2026-09-26T01:08:16.298Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02906605"
    },
    {
      "nct_id": "NCT04104893",
      "title": "A Study of CHeckpoint Inhibitors in Men With prOgressive Metastatic Castrate Resistant Prostate Cancer Characterized by a Mismatch Repair Deficiency or Biallelic CDK12 Inactivation",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Metastatic Castration Resistant Prostate Cancer"
      ],
      "interventions": [
        {
          "name": "Pembrolizumab",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "VA Office of Research and Development",
      "sponsor_class": "FED",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "MALE",
        "summary": "18 Years and older · Male only"
      },
      "enrollment_count": 40,
      "start_date": "2020-02-20",
      "completion_date": "2026-12-31",
      "has_results": false,
      "last_update_posted_date": "2026-09-21",
      "last_synced_at": "2026-09-26T01:08:16.298Z",
      "location_count": 13,
      "location_summary": "San Francisco, California • West Los Angeles, California • Washington D.C., District of Columbia + 10 more",
      "locations": [
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "West Los Angeles",
          "state": "California"
        },
        {
          "city": "Washington D.C.",
          "state": "District of Columbia"
        },
        {
          "city": "Bay Pines",
          "state": "Florida"
        },
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04104893"
    },
    {
      "nct_id": "NCT04495179",
      "title": "A Study of AZD4635 With Durvalumab and With Cabazitaxel and Durvalumab in Patients With mCRPC.",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Progressive Metastatic Castrate-Resistant Prostate Cancer"
      ],
      "interventions": [
        {
          "name": "AZD4635",
          "type": "DRUG"
        },
        {
          "name": "Durvalumab",
          "type": "DRUG"
        },
        {
          "name": "Cabazitaxel",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "AstraZeneca",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "150 Years",
        "sex": "MALE",
        "summary": "18 Years to 150 Years · Male only"
      },
      "enrollment_count": 30,
      "start_date": "2020-08-04",
      "completion_date": "2022-08-08",
      "has_results": true,
      "last_update_posted_date": "2023-08-09",
      "last_synced_at": "2026-09-26T01:08:16.298Z",
      "location_count": 5,
      "location_summary": "Sacramento, California • Tampa, Florida • Atlanta, Georgia + 2 more",
      "locations": [
        {
          "city": "Sacramento",
          "state": "California"
        },
        {
          "city": "Tampa",
          "state": "Florida"
        },
        {
          "city": "Atlanta",
          "state": "Georgia"
        },
        {
          "city": "St Louis",
          "state": "Missouri"
        },
        {
          "city": "Winston-Salem",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04495179"
    },
    {
      "nct_id": "NCT04513717",
      "title": "Two Studies for Patients With High Risk Prostate Cancer Testing Less Intense Treatment for Patients With a Low Gene Risk Score and Testing a More Intense Treatment for Patients With a High Gene Risk Score, The PREDICT-RT Trial",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Prostate Adenocarcinoma",
        "Stage III Prostate Cancer AJCC v8",
        "Stage IVA Prostate Cancer AJCC v8"
      ],
      "interventions": [
        {
          "name": "Apalutamide",
          "type": "DRUG"
        },
        {
          "name": "Bicalutamide",
          "type": "DRUG"
        },
        {
          "name": "Biospecimen Collection",
          "type": "PROCEDURE"
        },
        {
          "name": "Bone Scan",
          "type": "PROCEDURE"
        },
        {
          "name": "Buserelin",
          "type": "DRUG"
        },
        {
          "name": "Computed Tomography",
          "type": "PROCEDURE"
        },
        {
          "name": "Degarelix",
          "type": "DRUG"
        },
        {
          "name": "Flutamide",
          "type": "DRUG"
        },
        {
          "name": "Goserelin",
          "type": "DRUG"
        },
        {
          "name": "Histrelin",
          "type": "DRUG"
        },
        {
          "name": "Leuprolide",
          "type": "DRUG"
        },
        {
          "name": "Magnetic Resonance Elastography",
          "type": "PROCEDURE"
        },
        {
          "name": "Positron Emission Tomography",
          "type": "PROCEDURE"
        },
        {
          "name": "Quality-of-Life Assessment",
          "type": "OTHER"
        },
        {
          "name": "Questionnaire Administration",
          "type": "OTHER"
        },
        {
          "name": "Radiation Therapy",
          "type": "RADIATION"
        },
        {
          "name": "Relugolix",
          "type": "DRUG"
        },
        {
          "name": "Triptorelin",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG",
        "PROCEDURE",
        "OTHER",
        "RADIATION"
      ],
      "sponsor": "NRG Oncology",
      "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": 2753,
      "start_date": "2021-01-21",
      "completion_date": "2038-12-31",
      "has_results": false,
      "last_update_posted_date": "2026-08-17",
      "last_synced_at": "2026-09-26T01:08:16.298Z",
      "location_count": 594,
      "location_summary": "Fairbanks, Alaska • Gilbert, Arizona • Peoria, Arizona + 438 more",
      "locations": [
        {
          "city": "Fairbanks",
          "state": "Alaska"
        },
        {
          "city": "Gilbert",
          "state": "Arizona"
        },
        {
          "city": "Gilbert",
          "state": "Arizona"
        },
        {
          "city": "Peoria",
          "state": "Arizona"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04513717"
    },
    {
      "nct_id": "NCT03551782",
      "title": "A Study of Cetrelimab (JNJ-63723283), a Programmed Cell Death Receptor-1 (PD-1) Inhibitor, Administered in Combination With Apalutamide in Participants With Metastatic Castration-Resistant Prostate Cancer",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Castration-Resistant Prostatic Neoplasms"
      ],
      "interventions": [
        {
          "name": "Cetrelimab 480 mg",
          "type": "DRUG"
        },
        {
          "name": "Apalutamide 240 mg",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "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": 33,
      "start_date": "2018-06-28",
      "completion_date": "2021-11-11",
      "has_results": false,
      "last_update_posted_date": "2022-02-25",
      "last_synced_at": "2026-09-26T01:08:16.298Z",
      "location_count": 11,
      "location_summary": "San Francisco, California • Shreveport, Louisiana • Ann Arbor, Michigan + 7 more",
      "locations": [
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "Shreveport",
          "state": "Louisiana"
        },
        {
          "city": "Ann Arbor",
          "state": "Michigan"
        },
        {
          "city": "Bay Saint Louis",
          "state": "Mississippi"
        },
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03551782"
    },
    {
      "nct_id": "NCT07645326",
      "title": "RISK-ADAPT Protocol in Metastatic Hormone-Sensitive Prostate Cancer (mHSPC)",
      "overall_status": "NOT_YET_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Metastatic Hormone-sensitive Prostate Cancer (mHSPC)"
      ],
      "interventions": [
        {
          "name": "Androgen Deprivation Therapy (ADT)",
          "type": "DRUG"
        },
        {
          "name": "Androgen Receptor Pathway Inhibitor (ARPI)",
          "type": "DRUG"
        },
        {
          "name": "Prostate Radiation",
          "type": "RADIATION"
        },
        {
          "name": "Docetaxel",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG",
        "RADIATION"
      ],
      "sponsor": "Georgetown University",
      "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": 108,
      "start_date": "2026-08",
      "completion_date": "2032-08",
      "has_results": false,
      "last_update_posted_date": "2026-06-17",
      "last_synced_at": "2026-09-26T01:08:16.298Z",
      "location_count": 1,
      "location_summary": "Washington D.C., District of Columbia",
      "locations": [
        {
          "city": "Washington D.C.",
          "state": "District of Columbia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07645326"
    },
    {
      "nct_id": "NCT02257736",
      "title": "An Efficacy and Safety Study of Apalutamide (JNJ-56021927) in Combination With Abiraterone Acetate and Prednisone Versus Abiraterone Acetate and Prednisone in Participants With Chemotherapy-naive Metastatic Castration-resistant Prostate Cancer (mCRPC)",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Prostatic Neoplasms"
      ],
      "interventions": [
        {
          "name": "Apalutamide",
          "type": "DRUG"
        },
        {
          "name": "Abiraterone acetate",
          "type": "DRUG"
        },
        {
          "name": "Prednisone",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Aragon 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": 982,
      "start_date": "2014-11-26",
      "completion_date": "2027-12-31",
      "has_results": true,
      "last_update_posted_date": "2026-08-31",
      "last_synced_at": "2026-09-26T01:08:16.298Z",
      "location_count": 46,
      "location_summary": "Phoenix, Arizona • La Mesa, California • Los Angeles, California + 43 more",
      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "La Mesa",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Modesto",
          "state": "California"
        },
        {
          "city": "San Diego",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02257736"
    }
  ]
}