{ "api_version": "1", "request": { "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=GnRH+antagonist&page=5", "query": { "intervention": "GnRH antagonist", "page": 5 }, "page_size": 10 }, "pagination": { "page": 5, "page_size": 10, "total_count": 105, "total_pages": 11, "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=GnRH+antagonist&page=6&page_size=10", "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=GnRH+antagonist&page=4&page_size=10" }, "source": "remote", "last_synced_at": "2026-10-04T01:47:53.066Z", "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": "NCT00802360", "title": "MENOPUR® Versus FOLLISTIM®", "overall_status": "COMPLETED", "study_type": "INTERVENTIONAL", "phases": [ "PHASE4" ], "conditions": [ "Infertility" ], "interventions": [ { "name": "Menotropin", "type": "DRUG" }, { "name": "Progestrone vaginal insert", "type": "DRUG" }, { "name": "follitropin beta", "type": "DRUG" }, { "name": "Progesterone in oil", "type": "DRUG" }, { "name": "Ganirelix", "type": "DRUG" } ], "intervention_types": [ "DRUG" ], "sponsor": "Ferring Pharmaceuticals", "sponsor_class": "INDUSTRY", "healthy_volunteers": false, "eligibility": { "minimum_age": "18 Years", "maximum_age": "42 Years", "sex": "FEMALE", "summary": "18 Years to 42 Years · Female only" }, "enrollment_count": 173, "start_date": "2008-12", "completion_date": "2010-01", "has_results": true, "last_update_posted_date": "2011-11-02", "last_synced_at": "2026-10-04T01:47:53.066Z", "location_count": 7, "location_summary": "Pasadena, California • San Diego, California • Littleton, Colorado + 4 more", "locations": [ { "city": "Pasadena", "state": "California" }, { "city": "San Diego", "state": "California" }, { "city": "Littleton", "state": "Colorado" }, { "city": "Clearwater", "state": "Florida" }, { "city": "Naperville", "state": "Illinois" } ], "official_url": "https://clinicaltrials.gov/study/NCT00802360" }, { "nct_id": "NCT05422911", "title": "Abiraterone, Enzalutamide, or Apalutamide in Castrate-sensitive Prostate Cancer.", "overall_status": "RECRUITING", "study_type": "INTERVENTIONAL", "phases": [ "PHASE2" ], "conditions": [ "Metastatic Cancer", "Neoplasm, Prostate", "Castrate-sensitive", "Castrate-sensitive Prostate Cancer" ], "interventions": [ { "name": "Abiraterone acetate", "type": "DRUG" }, { "name": "Apalutamide", "type": "DRUG" }, { "name": "Enzalutamide", "type": "DRUG" } ], "intervention_types": [ "DRUG" ], "sponsor": "Sun Pharmaceutical Industries Limited", "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": 192, "start_date": "2022-08-31", "completion_date": "2027-12-31", "has_results": false, "last_update_posted_date": "2026-06-15", "last_synced_at": "2026-10-04T01:47:53.066Z", "location_count": 12, "location_summary": "Los Angeles, California • Tampa, Florida • Ann Arbor, Michigan + 9 more", "locations": [ { "city": "Los Angeles", "state": "California" }, { "city": "Tampa", "state": "Florida" }, { "city": "Ann Arbor", "state": "Michigan" }, { "city": "St Louis", "state": "Missouri" }, { "city": "New York", "state": "New York" } ], "official_url": "https://clinicaltrials.gov/study/NCT05422911" }, { "nct_id": "NCT04327934", "title": "Mechanisms of Hypertension in Women With Polycystic Ovary Syndrome", "overall_status": "TERMINATED", "study_type": "INTERVENTIONAL", "phases": [ "EARLY_PHASE1" ], "conditions": [ "Polycystic Ovary Syndrome", "Hypertension" ], "interventions": [ { "name": "GnRH antagonist", "type": "DRUG" }, { "name": "GnRH antagonist + MethylTESTOSTERone 5 MG", "type": "DRUG" } ], "intervention_types": [ "DRUG" ], "sponsor": "Yale University", "sponsor_class": "OTHER", "healthy_volunteers": true, "eligibility": { "minimum_age": "18 Years", "maximum_age": "35 Years", "sex": "FEMALE", "summary": "18 Years to 35 Years · Female only" }, "enrollment_count": 28, "start_date": "2017-12-01", "completion_date": "2022-06-30", "has_results": true, "last_update_posted_date": "2024-02-02", "last_synced_at": "2026-10-04T01:47:53.066Z", "location_count": 1, "location_summary": "New Haven, Connecticut", "locations": [ { "city": "New Haven", "state": "Connecticut" } ], "official_url": "https://clinicaltrials.gov/study/NCT04327934" }, { "nct_id": "NCT04447872", "title": "The LUTEAL Trial: Luteal Stimulation vs. Estrogen Priming Protocol", "overall_status": "UNKNOWN", "study_type": "INTERVENTIONAL", "phases": [ "NA" ], "conditions": [ "Infertility", "Diminished Ovarian Reserve", "IVF" ], "interventions": [ { "name": "Timing of injectable gonadotropins", "type": "PROCEDURE" } ], "intervention_types": [ "PROCEDURE" ], "sponsor": "Northwell Health", "sponsor_class": "OTHER", "healthy_volunteers": false, "eligibility": { "minimum_age": "20 Years", "maximum_age": "45 Years", "sex": "FEMALE", "summary": "20 Years to 45 Years · Female only" }, "enrollment_count": 142, "start_date": "2020-09-15", "completion_date": "2025-06", "has_results": false, "last_update_posted_date": "2023-10-16", "last_synced_at": "2026-10-04T01:47:53.066Z", "location_count": 1, "location_summary": "Manhasset, New York", "locations": [ { "city": "Manhasset", "state": "New York" } ], "official_url": "https://clinicaltrials.gov/study/NCT04447872" }, { "nct_id": "NCT05628363", "title": "Adaptive Stereotactic Body Radiation Therapy to the Prostate and Pelvic Nodes With Simultaneous Integrated Boost to the MR-detected Nodule for Patients With High-risk and Unfavorable Intermediate-risk Prostate Cancer", "overall_status": "ACTIVE_NOT_RECRUITING", "study_type": "INTERVENTIONAL", "phases": [ "NA" ], "conditions": [ "Prostate Cancer", "Cancer of the Prostate" ], "interventions": [ { "name": "Ethos Varian treatment system", "type": "DEVICE" }, { "name": "Adaptive stereotactic body radiotherapy", "type": "RADIATION" }, { "name": "Androgen deprivation therapy", "type": "DRUG" } ], "intervention_types": [ "DEVICE", "RADIATION", "DRUG" ], "sponsor": "Washington University School of Medicine", "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": 28, "start_date": "2023-01-18", "completion_date": "2030-07-25", "has_results": true, "last_update_posted_date": "2026-07-02", "last_synced_at": "2026-10-04T01:47:53.066Z", "location_count": 1, "location_summary": "St Louis, Missouri", "locations": [ { "city": "St Louis", "state": "Missouri" } ], "official_url": "https://clinicaltrials.gov/study/NCT05628363" }, { "nct_id": "NCT02758431", "title": "Cardiovascular Outcomes of Low Testosterone", "overall_status": "COMPLETED", "study_type": "INTERVENTIONAL", "phases": [ "NA" ], "conditions": [ "Hypogonadism" ], "interventions": [ { "name": "Acyline", "type": "DRUG" }, { "name": "Placebo Gel", "type": "DRUG" }, { "name": "Placebo Tablet", "type": "DRUG" }, { "name": "Testosterone Gel", "type": "DRUG" }, { "name": "Arimidex", "type": "DRUG" } ], "intervention_types": [ "DRUG" ], "sponsor": "University of Colorado, Denver", "sponsor_class": "OTHER", "healthy_volunteers": true, "eligibility": { "minimum_age": "18 Years", "maximum_age": "75 Years", "sex": "MALE", "summary": "18 Years to 75 Years · Male only" }, "enrollment_count": 232, "start_date": "2016-07-01", "completion_date": "2023-01-04", "has_results": false, "last_update_posted_date": "2024-10-10", "last_synced_at": "2026-10-04T01:47:53.066Z", "location_count": 1, "location_summary": "Denver, Colorado", "locations": [ { "city": "Denver", "state": "Colorado" } ], "official_url": "https://clinicaltrials.gov/study/NCT02758431" }, { "nct_id": "NCT02042196", "title": "Sex Hormones and Atherosclerosis Prevention in Perimenopausal Women", "overall_status": "COMPLETED", "study_type": "INTERVENTIONAL", "phases": [ "EARLY_PHASE1" ], "conditions": [ "Menopause", "Aging" ], "interventions": [ { "name": "KUVAN", "type": "DRUG" }, { "name": "Placebo", "type": "DRUG" }, { "name": "Cetrotide", "type": "DRUG" }, { "name": "Climara", "type": "DRUG" }, { "name": "Placebo transdermal patch", "type": "DRUG" } ], "intervention_types": [ "DRUG" ], "sponsor": "University of Colorado, Denver", "sponsor_class": "OTHER", "healthy_volunteers": true, "eligibility": { "minimum_age": "18 Years", "maximum_age": "70 Years", "sex": "FEMALE", "summary": "18 Years to 70 Years · Female only" }, "enrollment_count": 100, "start_date": "2013-12", "completion_date": "2016-05-02", "has_results": false, "last_update_posted_date": "2019-07-11", "last_synced_at": "2026-10-04T01:47:53.066Z", "location_count": 1, "location_summary": "Aurora, Colorado", "locations": [ { "city": "Aurora", "state": "Colorado" } ], "official_url": "https://clinicaltrials.gov/study/NCT02042196" }, { "nct_id": "NCT05057546", "title": "Ovarian Hormone Regulation of Central and Cerebrovascular Hemodynamics (NoMEN Study)", "overall_status": "ACTIVE_NOT_RECRUITING", "study_type": "INTERVENTIONAL", "phases": [ "PHASE4" ], "conditions": [ "Menopause", "Estrogen Deficiency", "Women", "Aging" ], "interventions": [ { "name": "GnRH antagonist", "type": "DRUG" } ], "intervention_types": [ "DRUG" ], "sponsor": "University of Colorado, Denver", "sponsor_class": "OTHER", "healthy_volunteers": true, "eligibility": { "minimum_age": "18 Years", "maximum_age": "65 Years", "sex": "FEMALE", "summary": "18 Years to 65 Years · Female only" }, "enrollment_count": 55, "start_date": "2021-11-22", "completion_date": "2025-07-28", "has_results": false, "last_update_posted_date": "2025-03-27", "last_synced_at": "2026-10-04T01:47:53.066Z", "location_count": 1, "location_summary": "Aurora, Colorado", "locations": [ { "city": "Aurora", "state": "Colorado" } ], "official_url": "https://clinicaltrials.gov/study/NCT05057546" }, { "nct_id": "NCT00589134", "title": "The Effects of Estradiol and Progesterone on Arginine Vasopressin Regulation and Serum Sodium Concentration", "overall_status": "COMPLETED", "study_type": "INTERVENTIONAL", "phases": [ "NA" ], "conditions": [ "Exercise Induced Hyponatremia" ], "interventions": [ { "name": "Gatorade Endurance Formula", "type": "DIETARY_SUPPLEMENT" }, { "name": "ganirelix acetate", "type": "OTHER" } ], "intervention_types": [ "DIETARY_SUPPLEMENT", "OTHER" ], "sponsor": "Yale University", "sponsor_class": "OTHER", "healthy_volunteers": true, "eligibility": { "minimum_age": "18 Years", "maximum_age": "35 Years", "sex": "FEMALE", "summary": "18 Years to 35 Years · Female only" }, "enrollment_count": 26, "start_date": "2006-01", "completion_date": "2009-12", "has_results": false, "last_update_posted_date": "2020-03-30", "last_synced_at": "2026-10-04T01:47:53.066Z", "location_count": 1, "location_summary": "New Haven, Connecticut", "locations": [ { "city": "New Haven", "state": "Connecticut" } ], "official_url": "https://clinicaltrials.gov/study/NCT00589134" }, { "nct_id": "NCT00460642", "title": "GnRH Antagonist to Prepare Recipients for Embryo Transfer", "overall_status": "COMPLETED", "study_type": "INTERVENTIONAL", "phases": [ "NA" ], "conditions": [ "Infertility" ], "interventions": [ { "name": "GnRH Antagonist (Cetrotide)", "type": "DRUG" } ], "intervention_types": [ "DRUG" ], "sponsor": "Institute for Human Reproduction (IHR)", "sponsor_class": "OTHER", "healthy_volunteers": false, "eligibility": { "minimum_age": "20 Years", "maximum_age": "50 Years", "sex": "FEMALE", "summary": "20 Years to 50 Years · Female only" }, "enrollment_count": 130, "start_date": "2007-01", "completion_date": "2009-12", "has_results": false, "last_update_posted_date": "2010-05-26", "last_synced_at": "2026-10-04T01:47:53.066Z", "location_count": 2, "location_summary": "Chicago, Illinois • Oakbrook Terrace, Illinois", "locations": [ { "city": "Chicago", "state": "Illinois" }, { "city": "Oakbrook Terrace", "state": "Illinois" } ], "official_url": "https://clinicaltrials.gov/study/NCT00460642" } ] }