{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=RAYOS&page=40",
    "query": {
      "intervention": "RAYOS",
      "page": 40
    },
    "page_size": 10
  },
  "pagination": {
    "page": 40,
    "page_size": 10,
    "total_count": 1200,
    "total_pages": 120,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=RAYOS&page=41&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=RAYOS&page=39&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-29T00:08:35.037Z",
  "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": "NCT05689021",
      "title": "CJNJ-67652000 and Prednisone for Treatment of Metastatic Castration-Resistant Prostate Cancer and SPOP Gene Mutations",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Castration-Resistant Prostate Carcinoma",
        "Metastatic Prostate Adenocarcinoma",
        "Stage IVB Prostate Cancer AJCC v8"
      ],
      "interventions": [
        {
          "name": "Abiraterone Acetate/Niraparib",
          "type": "DRUG"
        },
        {
          "name": "Biospecimen Collection",
          "type": "PROCEDURE"
        },
        {
          "name": "Bone Scan",
          "type": "PROCEDURE"
        },
        {
          "name": "Computed Tomography",
          "type": "PROCEDURE"
        },
        {
          "name": "Magnetic Resonance Imaging",
          "type": "PROCEDURE"
        },
        {
          "name": "Prednisone",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG",
        "PROCEDURE"
      ],
      "sponsor": "Mayo Clinic",
      "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": 8,
      "start_date": "2024-03-05",
      "completion_date": "2026-07-02",
      "has_results": false,
      "last_update_posted_date": "2026-07-22",
      "last_synced_at": "2026-10-29T00:08:35.037Z",
      "location_count": 3,
      "location_summary": "Scottsdale, Arizona • Jacksonville, Florida • Rochester, Minnesota",
      "locations": [
        {
          "city": "Scottsdale",
          "state": "Arizona"
        },
        {
          "city": "Jacksonville",
          "state": "Florida"
        },
        {
          "city": "Rochester",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05689021"
    },
    {
      "nct_id": "NCT02685267",
      "title": "Docetaxel/Prednisone Versus Docetaxel/Prednisone and Enzalutamide in Castration-Resistant Prostate Cancer",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Prostate Cancer"
      ],
      "interventions": [
        {
          "name": "Docetaxel",
          "type": "DRUG"
        },
        {
          "name": "Enzalutamide",
          "type": "DRUG"
        },
        {
          "name": "Prednisone",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Prostate Cancer Clinical Trials Consortium",
      "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": 9,
      "start_date": "2016-02",
      "completion_date": "2017-08",
      "has_results": true,
      "last_update_posted_date": "2021-04-09",
      "last_synced_at": "2026-10-29T00:08:35.037Z",
      "location_count": 5,
      "location_summary": "Chicago, Illinois • Decatur, Illinois • Evanston, Illinois + 2 more",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        },
        {
          "city": "Decatur",
          "state": "Illinois"
        },
        {
          "city": "Evanston",
          "state": "Illinois"
        },
        {
          "city": "Buffalo",
          "state": "New York"
        },
        {
          "city": "Madison",
          "state": "Wisconsin"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02685267"
    },
    {
      "nct_id": "NCT00331344",
      "title": "Treating Patients With Metastatic Prostate Cancer Not Responding to Hormone and Chemotherapy",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Adenocarcinoma of the Prostate",
        "Recurrent Prostate Cancer",
        "Stage IV Prostate Cancer"
      ],
      "interventions": [
        {
          "name": "mitoxantrone hydrochloride",
          "type": "DRUG"
        },
        {
          "name": "ixabepilone",
          "type": "DRUG"
        },
        {
          "name": "prednisone",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "National Cancer Institute (NCI)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "MALE",
        "summary": "18 Years and older · Male only"
      },
      "enrollment_count": 100,
      "start_date": "2006-04",
      "completion_date": "2010-11",
      "has_results": true,
      "last_update_posted_date": "2017-10-31",
      "last_synced_at": "2026-10-29T00:08:35.037Z",
      "location_count": 2,
      "location_summary": "San Francisco, California • Madison, Wisconsin",
      "locations": [
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "Madison",
          "state": "Wisconsin"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00331344"
    },
    {
      "nct_id": "NCT00555464",
      "title": "Clinical Trial of Vincristine vs. Prednisolone for Treatment of Complicated Hemangiomas",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Hemangioma"
      ],
      "interventions": [
        {
          "name": "Vincristine",
          "type": "DRUG"
        },
        {
          "name": "Prednisone",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Medical College of Wisconsin",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": "6 Months",
        "sex": "ALL",
        "summary": "Up to 6 Months"
      },
      "enrollment_count": 8,
      "start_date": "2007-11",
      "completion_date": "2012-12",
      "has_results": true,
      "last_update_posted_date": "2013-06-11",
      "last_synced_at": "2026-10-29T00:08:35.037Z",
      "location_count": 1,
      "location_summary": "Milwaukee, Wisconsin",
      "locations": [
        {
          "city": "Milwaukee",
          "state": "Wisconsin"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00555464"
    },
    {
      "nct_id": "NCT02166463",
      "title": "Brentuximab Vedotin and Combination Chemotherapy in Treating Children and Young Adults With Stage IIB, Stage IIIB, IVA, or IVB Hodgkin Lymphoma",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Ann Arbor Stage IIB Hodgkin Lymphoma",
        "Ann Arbor Stage IIIB Hodgkin Lymphoma",
        "Ann Arbor Stage IVA Hodgkin Lymphoma",
        "Ann Arbor Stage IVB Hodgkin Lymphoma",
        "Childhood Hodgkin Lymphoma",
        "Classic Hodgkin Lymphoma"
      ],
      "interventions": [
        {
          "name": "Bleomycin Sulfate",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Brentuximab Vedotin",
          "type": "DRUG"
        },
        {
          "name": "Cyclophosphamide",
          "type": "DRUG"
        },
        {
          "name": "Doxorubicin Hydrochloride",
          "type": "DRUG"
        },
        {
          "name": "Etoposide",
          "type": "DRUG"
        },
        {
          "name": "Laboratory Biomarker Analysis",
          "type": "OTHER"
        },
        {
          "name": "Methylprednisolone",
          "type": "DRUG"
        },
        {
          "name": "Pharmacological Study",
          "type": "OTHER"
        },
        {
          "name": "Prednisone",
          "type": "DRUG"
        },
        {
          "name": "Quality-of-Life Assessment",
          "type": "OTHER"
        },
        {
          "name": "Questionnaire Administration",
          "type": "OTHER"
        },
        {
          "name": "Vincristine Sulfate",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "DRUG",
        "OTHER"
      ],
      "sponsor": "National Cancer Institute (NCI)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "2 Years",
        "maximum_age": "22 Years",
        "sex": "ALL",
        "summary": "2 Years to 22 Years"
      },
      "enrollment_count": 600,
      "start_date": "2015-03-19",
      "completion_date": "2026-10-03",
      "has_results": true,
      "last_update_posted_date": "2026-10-01",
      "last_synced_at": "2026-10-29T00:08:35.037Z",
      "location_count": 182,
      "location_summary": "Birmingham, Alabama • Mobile, Alabama • Anchorage, Alaska + 140 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Mobile",
          "state": "Alabama"
        },
        {
          "city": "Anchorage",
          "state": "Alaska"
        },
        {
          "city": "Mesa",
          "state": "Arizona"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02166463"
    },
    {
      "nct_id": "NCT03726749",
      "title": "Tocilizumab Plus a Short Prednisone Taper for GCA",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Giant Cell Arteritis"
      ],
      "interventions": [
        {
          "name": "Tocilizumab",
          "type": "DRUG"
        },
        {
          "name": "Prednisone",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Massachusetts General Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "50 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "50 Years and older"
      },
      "enrollment_count": 30,
      "start_date": "2018-11-28",
      "completion_date": "2021-12-29",
      "has_results": true,
      "last_update_posted_date": "2022-12-02",
      "last_synced_at": "2026-10-29T00:08:35.037Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03726749"
    },
    {
      "nct_id": "NCT05681481",
      "title": "A Phase 3 Study to Evaluate the Long-term Safety, Tolerability and Efficacy of Efgartigimod PH20 SC in Adult Participants With Bullous Pemphigoid",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Bullous Pemphigoid"
      ],
      "interventions": [
        {
          "name": "efgartigimod PH20 SC",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Prednisone",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "DRUG"
      ],
      "sponsor": "argenx",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 64,
      "start_date": "2023-03-22",
      "completion_date": "2025-03-20",
      "has_results": true,
      "last_update_posted_date": "2026-02-25",
      "last_synced_at": "2026-10-29T00:08:35.037Z",
      "location_count": 6,
      "location_summary": "Phoenix, Arizona • Fountain Valley, California • Miami, Florida + 3 more",
      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Fountain Valley",
          "state": "California"
        },
        {
          "city": "Miami",
          "state": "Florida"
        },
        {
          "city": "Ann Arbor",
          "state": "Michigan"
        },
        {
          "city": "St Louis",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05681481"
    },
    {
      "nct_id": "NCT00024167",
      "title": "Chemotherapy With or Without Strontium-89 in Treating Patients With Prostate Cancer",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Prostate Cancer"
      ],
      "interventions": [
        {
          "name": "Docetaxel",
          "type": "DRUG"
        },
        {
          "name": "Doxorubicin hydrochloride",
          "type": "DRUG"
        },
        {
          "name": "Estramustine phosphate sodium",
          "type": "DRUG"
        },
        {
          "name": "Ketoconazole",
          "type": "DRUG"
        },
        {
          "name": "Prednisone",
          "type": "DRUG"
        },
        {
          "name": "Vinblastine",
          "type": "DRUG"
        },
        {
          "name": "Strontium chloride Sr 89",
          "type": "RADIATION"
        },
        {
          "name": "Dexamethasone",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG",
        "RADIATION"
      ],
      "sponsor": "M.D. Anderson Cancer Center",
      "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": 265,
      "start_date": "2002-04",
      "completion_date": null,
      "has_results": true,
      "last_update_posted_date": "2016-03-22",
      "last_synced_at": "2026-10-29T00:08:35.037Z",
      "location_count": 40,
      "location_summary": "Gainesville, Georgia • Savannah, Georgia • Hines, Illinois + 23 more",
      "locations": [
        {
          "city": "Gainesville",
          "state": "Georgia"
        },
        {
          "city": "Savannah",
          "state": "Georgia"
        },
        {
          "city": "Hines",
          "state": "Illinois"
        },
        {
          "city": "Rockford",
          "state": "Illinois"
        },
        {
          "city": "Bettendorf",
          "state": "Iowa"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00024167"
    },
    {
      "nct_id": "NCT04054375",
      "title": "Weekly Steroids in Muscular Dystrophy",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Limb-girdle Muscular Dystrophy",
        "Becker Muscular Dystrophy"
      ],
      "interventions": [
        {
          "name": "Prednisone",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Northwestern University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 20,
      "start_date": "2019-07-01",
      "completion_date": "2022-03-01",
      "has_results": true,
      "last_update_posted_date": "2023-09-21",
      "last_synced_at": "2026-10-29T00:08:35.037Z",
      "location_count": 1,
      "location_summary": "Chicago, Illinois",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04054375"
    },
    {
      "nct_id": "NCT03994731",
      "title": "Study of KRYSTEXXA® (Pegloticase) Plus Methotrexate in Participants With Uncontrolled Gout",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Gout"
      ],
      "interventions": [
        {
          "name": "Pegloticase",
          "type": "BIOLOGICAL"
        },
        {
          "name": "methotrexate",
          "type": "DRUG"
        },
        {
          "name": "placebo",
          "type": "DRUG"
        },
        {
          "name": "folic acid",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "gout flare prophylaxis regimen",
          "type": "DRUG"
        },
        {
          "name": "fexofenadine",
          "type": "DRUG"
        },
        {
          "name": "acetaminophen",
          "type": "DRUG"
        },
        {
          "name": "methylprednisolone",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "DRUG",
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "Amgen",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 152,
      "start_date": "2019-06-13",
      "completion_date": "2022-04-11",
      "has_results": true,
      "last_update_posted_date": "2024-06-26",
      "last_synced_at": "2026-10-29T00:08:35.037Z",
      "location_count": 60,
      "location_summary": "Birmingham, Alabama • Anchorage, Alaska • Flagstaff, Arizona + 54 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Anchorage",
          "state": "Alaska"
        },
        {
          "city": "Flagstaff",
          "state": "Arizona"
        },
        {
          "city": "Glendale",
          "state": "Arizona"
        },
        {
          "city": "Mesa",
          "state": "Arizona"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03994731"
    }
  ]
}