{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=GnRH+agonist%2Fantagonist&page=2",
    "query": {
      "intervention": "GnRH agonist/antagonist",
      "page": 2
    },
    "page_size": 10
  },
  "pagination": {
    "page": 2,
    "page_size": 10,
    "total_count": 57,
    "total_pages": 6,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=GnRH+agonist%2Fantagonist&page=3&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=GnRH+agonist%2Fantagonist&page=1&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-04T13:34:58.801Z",
  "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": "NCT01669291",
      "title": "Effect of GnRH Antagonist vs Agonist Long on IVF Outcome, Peak Estradiol Level,and Duration of Stimulation",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Fertility"
      ],
      "interventions": [
        {
          "name": "Bravelle and Menopur",
          "type": "DRUG"
        },
        {
          "name": "Agonist",
          "type": "DRUG"
        },
        {
          "name": "Antagonist",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Main Line Fertility Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "40 Years",
        "sex": "FEMALE",
        "summary": "21 Years to 40 Years · Female only"
      },
      "enrollment_count": 43,
      "start_date": "2012-07",
      "completion_date": "2014-05",
      "has_results": false,
      "last_update_posted_date": "2014-06-04",
      "last_synced_at": "2026-10-04T13:34:58.801Z",
      "location_count": 1,
      "location_summary": "Bryn Mawr, Pennsylvania",
      "locations": [
        {
          "city": "Bryn Mawr",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01669291"
    },
    {
      "nct_id": "NCT04191096",
      "title": "Efficacy and Safety of Pembrolizumab (MK-3475) Plus Enzalutamide Plus Androgen Deprivation Therapy (ADT) Versus Placebo Plus Enzalutamide Plus ADT in Participants With Metastatic Hormone-Sensitive Prostate Cancer (mHSPC) (MK-3475-991/KEYNOTE-991)",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Metastatic Hormone-Sensitive Prostate Cancer"
      ],
      "interventions": [
        {
          "name": "Pembrolizumab",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Enzalutamide",
          "type": "DRUG"
        },
        {
          "name": "Androgen Deprivation Therapy (ADT)",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "DRUG",
        "OTHER"
      ],
      "sponsor": "Merck Sharp & Dohme 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": 1251,
      "start_date": "2020-02-12",
      "completion_date": "2026-04-08",
      "has_results": true,
      "last_update_posted_date": "2026-09-28",
      "last_synced_at": "2026-10-04T13:34:58.801Z",
      "location_count": 27,
      "location_summary": "Anchorage, Alaska • Duarte, California • Los Angeles, California + 22 more",
      "locations": [
        {
          "city": "Anchorage",
          "state": "Alaska"
        },
        {
          "city": "Anchorage",
          "state": "Alaska"
        },
        {
          "city": "Duarte",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Aurora",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04191096"
    },
    {
      "nct_id": "NCT00103376",
      "title": "Bortezomib With or Without Hormone Therapy in Treating Patients With Relapsed Prostate Cancer",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Prostate Cancer"
      ],
      "interventions": [
        {
          "name": "Velcade",
          "type": "DRUG"
        },
        {
          "name": "LH-RH Agonist",
          "type": "DRUG"
        },
        {
          "name": "Androgen Receptor Antagonists",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Medical University of South Carolina",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "120 Years",
        "sex": "MALE",
        "summary": "18 Years to 120 Years · Male only"
      },
      "enrollment_count": 23,
      "start_date": "2004-10",
      "completion_date": "2011-06",
      "has_results": true,
      "last_update_posted_date": "2018-11-05",
      "last_synced_at": "2026-10-04T13:34:58.801Z",
      "location_count": 4,
      "location_summary": "Loma Linda, California • Charleston, South Carolina • Columbia, South Carolina + 1 more",
      "locations": [
        {
          "city": "Loma Linda",
          "state": "California"
        },
        {
          "city": "Charleston",
          "state": "South Carolina"
        },
        {
          "city": "Columbia",
          "state": "South Carolina"
        },
        {
          "city": "Spartanburg",
          "state": "South Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00103376"
    },
    {
      "nct_id": "NCT00349258",
      "title": "The Use of GnRH Agonist Trigger in the Prevention of OHSS",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Ovarian Hyperstimulation Syndrome"
      ],
      "interventions": [
        {
          "name": "Leuprolide acetate",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Connecticut",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "20 Years",
        "maximum_age": "39 Years",
        "sex": "FEMALE",
        "summary": "20 Years to 39 Years · Female only"
      },
      "enrollment_count": 66,
      "start_date": "2004-08",
      "completion_date": "2006-05",
      "has_results": false,
      "last_update_posted_date": "2006-07-06",
      "last_synced_at": "2026-10-04T13:34:58.801Z",
      "location_count": 1,
      "location_summary": "Farmington, Connecticut",
      "locations": [
        {
          "city": "Farmington",
          "state": "Connecticut"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00349258"
    },
    {
      "nct_id": "NCT00309985",
      "title": "Androgen Ablation Therapy With or Without Chemotherapy in Treating Patients With Metastatic Prostate Cancer",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Metastatic Hormone-sensitive Prostate Cancer"
      ],
      "interventions": [
        {
          "name": "androgen-deprivation therapy",
          "type": "DRUG"
        },
        {
          "name": "docetaxel",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "ECOG-ACRIN Cancer Research Group",
      "sponsor_class": "NETWORK",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "MALE",
        "summary": "18 Years and older · Male only"
      },
      "enrollment_count": 790,
      "start_date": "2006-09-26",
      "completion_date": "2025-01-31",
      "has_results": true,
      "last_update_posted_date": "2025-12-11",
      "last_synced_at": "2026-10-04T13:34:58.801Z",
      "location_count": 343,
      "location_summary": "Anchorage, Alaska • Fairbanks, Alaska • Phoenix, Arizona + 243 more",
      "locations": [
        {
          "city": "Anchorage",
          "state": "Alaska"
        },
        {
          "city": "Fairbanks",
          "state": "Alaska"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Scottsdale",
          "state": "Arizona"
        },
        {
          "city": "Fort Smith",
          "state": "Arkansas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00309985"
    },
    {
      "nct_id": "NCT02508636",
      "title": "Trial of Radiotherapy With Leuprolide and Enzalutamide in High Risk Prostate Cancer",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Prostatic Neoplasms",
        "Pelvic Nodal"
      ],
      "interventions": [
        {
          "name": "Enzalutamide",
          "type": "DRUG"
        },
        {
          "name": "Leuprolide",
          "type": "DRUG"
        },
        {
          "name": "Intensity-Modulated Radiation Therapy",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "DRUG",
        "RADIATION"
      ],
      "sponsor": "University of California, San Francisco",
      "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": 11,
      "start_date": "2015-12-22",
      "completion_date": "2020-08-31",
      "has_results": true,
      "last_update_posted_date": "2021-10-12",
      "last_synced_at": "2026-10-04T13:34:58.801Z",
      "location_count": 1,
      "location_summary": "San Francisco, California",
      "locations": [
        {
          "city": "San Francisco",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02508636"
    },
    {
      "nct_id": "NCT02458716",
      "title": "Cytoreductive Prostatectomy in Treating Patients With Newly Diagnosed, Metastatic Prostate Cancer",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Metastatic Prostate Carcinoma",
        "Metastatic Prostatic Adenocarcinoma",
        "Prostate Carcinoma Metastatic to the Bone"
      ],
      "interventions": [
        {
          "name": "Robotic Assisted Radical Prostatectomy",
          "type": "PROCEDURE"
        },
        {
          "name": "Conventional open retropubic radical prostectomy",
          "type": "PROCEDURE"
        },
        {
          "name": "Laboratory Biomarker Analysis",
          "type": "OTHER"
        },
        {
          "name": "Quality-of-Life Assessment",
          "type": "OTHER"
        },
        {
          "name": "ADT (androgen deprivation therapy) (i.e. leuprolide) plus an androgen receptor inhibitor (i.e. bicalutamide)",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "OTHER",
        "DRUG"
      ],
      "sponsor": "Rutgers, The State University of New Jersey",
      "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": 26,
      "start_date": "2015-03-06",
      "completion_date": "2020-01-14",
      "has_results": false,
      "last_update_posted_date": "2021-04-08",
      "last_synced_at": "2026-10-04T13:34:58.801Z",
      "location_count": 3,
      "location_summary": "Duarte, California • Orange, California • New Brunswick, New Jersey",
      "locations": [
        {
          "city": "Duarte",
          "state": "California"
        },
        {
          "city": "Orange",
          "state": "California"
        },
        {
          "city": "New Brunswick",
          "state": "New Jersey"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02458716"
    },
    {
      "nct_id": "NCT02663908",
      "title": "A Trial Comparing Cardiovascular Safety of Degarelix Versus Leuprolide in Patients With Advanced Prostate Cancer and Cardiovascular Disease",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Prostate Cancer"
      ],
      "interventions": [
        {
          "name": "Degarelix",
          "type": "DRUG"
        },
        {
          "name": "Leuprolide",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Ferring Pharmaceuticals",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "MALE",
        "summary": "Male only"
      },
      "enrollment_count": 545,
      "start_date": "2016-04-19",
      "completion_date": "2021-03-29",
      "has_results": true,
      "last_update_posted_date": "2022-06-29",
      "last_synced_at": "2026-10-04T13:34:58.801Z",
      "location_count": 48,
      "location_summary": "Birmingham, Alabama • Tucson, Arizona • Little Rock, Arkansas + 42 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Tucson",
          "state": "Arizona"
        },
        {
          "city": "Tucson",
          "state": "Arizona"
        },
        {
          "city": "Tucson",
          "state": "Arizona"
        },
        {
          "city": "Little Rock",
          "state": "Arkansas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02663908"
    },
    {
      "nct_id": "NCT05726292",
      "title": "A Study of Enzalutamide Plus the Glucocorticoid Receptor Antagonist Relacorilant Versus Placebo for Patients With High-risk Localized Prostate Cancer",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Prostate Cancer",
        "Prostate Adenocarcinoma"
      ],
      "interventions": [
        {
          "name": "Relacorilant",
          "type": "DRUG"
        },
        {
          "name": "Enzalutamide",
          "type": "DRUG"
        },
        {
          "name": "Placebo (Sugar Pill)",
          "type": "OTHER"
        },
        {
          "name": "Androgen Deprivation Therapy",
          "type": "OTHER"
        },
        {
          "name": "Radical Prostatectomy",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER",
        "PROCEDURE"
      ],
      "sponsor": "University of Chicago",
      "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": 90,
      "start_date": "2025-01-06",
      "completion_date": "2028-04-01",
      "has_results": false,
      "last_update_posted_date": "2026-08-31",
      "last_synced_at": "2026-10-04T13:34:58.801Z",
      "location_count": 4,
      "location_summary": "Chicago, Illinois • Evanston, Illinois • Portland, Oregon + 1 more",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        },
        {
          "city": "Evanston",
          "state": "Illinois"
        },
        {
          "city": "Portland",
          "state": "Oregon"
        },
        {
          "city": "Dallas",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05726292"
    },
    {
      "nct_id": "NCT01226888",
      "title": "Changes in Brown Adipose Tissue Activity In Men Receiving Androgen Deprivation Therapy for Prostate Cancer",
      "overall_status": "TERMINATED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Prostate Cancer"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Massachusetts General Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "MALE",
        "summary": "Male only"
      },
      "enrollment_count": 2,
      "start_date": "2010-09",
      "completion_date": "2012-10",
      "has_results": false,
      "last_update_posted_date": "2012-11-05",
      "last_synced_at": "2026-10-04T13:34:58.801Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01226888"
    }
  ]
}