{ "api_version": "1", "request": { "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Placebo+losartan&page=2", "query": { "intervention": "Placebo losartan", "page": 2 }, "page_size": 10 }, "pagination": { "page": 2, "page_size": 10, "total_count": 46, "total_pages": 5, "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Placebo+losartan&page=3&page_size=10", "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Placebo+losartan&page=1&page_size=10" }, "source": "remote", "last_synced_at": "2026-10-01T09:41:22.936Z", "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": "NCT00981747", "title": "Targeting Vascular Reactivity in Idiopathic Pulmonary Fibrosis", "overall_status": "TERMINATED", "study_type": "INTERVENTIONAL", "phases": [ "PHASE2", "PHASE3" ], "conditions": [ "Idiopathic Pulmonary Fibrosis", "Pulmonary Fibrosis" ], "interventions": [ { "name": "Sildenafil", "type": "DRUG" }, { "name": "Losartan", "type": "DRUG" }, { "name": "Sildenafil and Losartan", "type": "DRUG" }, { "name": "Placebo Oral Tablet", "type": "DRUG" } ], "intervention_types": [ "DRUG" ], "sponsor": "Alicia Gerke", "sponsor_class": "OTHER", "healthy_volunteers": false, "eligibility": { "minimum_age": "18 Years", "maximum_age": "99 Years", "sex": "ALL", "summary": "18 Years to 99 Years" }, "enrollment_count": 12, "start_date": "2009-09", "completion_date": "2016-12", "has_results": true, "last_update_posted_date": "2018-11-13", "last_synced_at": "2026-10-01T09:41:22.936Z", "location_count": 1, "location_summary": "Iowa City, Iowa", "locations": [ { "city": "Iowa City", "state": "Iowa" } ], "official_url": "https://clinicaltrials.gov/study/NCT00981747" }, { "nct_id": "NCT00675987", "title": "A Randomized Clinical Trial To Study Losartan On Endothelial Dysfunction and Insulin Resistance In Obese Patients", "overall_status": "COMPLETED", "study_type": "INTERVENTIONAL", "phases": [ "PHASE4" ], "conditions": [ "Obesity", "Hypertension", "Hyperglycemia" ], "interventions": [ { "name": "losartan", "type": "DRUG" }, { "name": "Placebo control", "type": "DRUG" } ], "intervention_types": [ "DRUG" ], "sponsor": "Brigham and Women's Hospital", "sponsor_class": "OTHER", "healthy_volunteers": false, "eligibility": { "minimum_age": "18 Years", "maximum_age": "75 Years", "sex": "ALL", "summary": "18 Years to 75 Years" }, "enrollment_count": 53, "start_date": "2007-05", "completion_date": "2008-12", "has_results": true, "last_update_posted_date": "2018-09-06", "last_synced_at": "2026-10-01T09:41:22.936Z", "location_count": 9, "location_summary": "Little Rock, Arkansas • San Diego, California • Miami, Florida + 6 more", "locations": [ { "city": "Little Rock", "state": "Arkansas" }, { "city": "San Diego", "state": "California" }, { "city": "Miami", "state": "Florida" }, { "city": "Indianapolis", "state": "Indiana" }, { "city": "Boston", "state": "Massachusetts" } ], "official_url": "https://clinicaltrials.gov/study/NCT00675987" }, { "nct_id": "NCT06933706", "title": "Losartan to Improve Outcomes After Multi-ligament Knee Injury", "overall_status": "RECRUITING", "study_type": "INTERVENTIONAL", "phases": [ "PHASE2" ], "conditions": [ "Multi-ligament Knee Injury" ], "interventions": [ { "name": "losartan 25 mg", "type": "DRUG" }, { "name": "Placebo capsule", "type": "OTHER" } ], "intervention_types": [ "DRUG", "OTHER" ], "sponsor": "Brigham and Women's Hospital", "sponsor_class": "OTHER", "healthy_volunteers": false, "eligibility": { "minimum_age": "18 Years", "maximum_age": "40 Years", "sex": "ALL", "summary": "18 Years to 40 Years" }, "enrollment_count": 90, "start_date": "2025-10-01", "completion_date": "2029-09-30", "has_results": false, "last_update_posted_date": "2026-01-20", "last_synced_at": "2026-10-01T09:41:22.936Z", "location_count": 3, "location_summary": "Lexington, Kentucky • Bethesda, Maryland • Foxborough, Massachusetts", "locations": [ { "city": "Lexington", "state": "Kentucky" }, { "city": "Bethesda", "state": "Maryland" }, { "city": "Foxborough", "state": "Massachusetts" } ], "official_url": "https://clinicaltrials.gov/study/NCT06933706" }, { "nct_id": "NCT01210430", "title": "Local Vasoconstriction in Postural Tachycardia Syndrome", "overall_status": "COMPLETED", "study_type": "INTERVENTIONAL", "phases": [ "EARLY_PHASE1" ], "conditions": [ "Postural Tachycardia Syndrome" ], "interventions": [ { "name": "Losartan", "type": "DRUG" }, { "name": "Ascorbic Acid (Vitamin C)", "type": "DRUG" }, { "name": "Normal Saline", "type": "DRUG" } ], "intervention_types": [ "DRUG" ], "sponsor": "New York Medical College", "sponsor_class": "OTHER", "healthy_volunteers": true, "eligibility": { "minimum_age": "14 Years", "maximum_age": "29 Years", "sex": "ALL", "summary": "14 Years to 29 Years" }, "enrollment_count": 74, "start_date": "2010-07", "completion_date": "2015-06", "has_results": false, "last_update_posted_date": "2021-06-10", "last_synced_at": "2026-10-01T09:41:22.936Z", "location_count": 1, "location_summary": "Hawthorne, New York", "locations": [ { "city": "Hawthorne", "state": "New York" } ], "official_url": "https://clinicaltrials.gov/study/NCT01210430" }, { "nct_id": "NCT04328012", "title": "COVID MED Trial - Comparison Of Therapeutics for Hospitalized Patients Infected With COVID-19", "overall_status": "TERMINATED", "study_type": "INTERVENTIONAL", "phases": [ "PHASE2", "PHASE3" ], "conditions": [ "SARS-CoV-2 Infection" ], "interventions": [ { "name": "Losartan", "type": "DRUG" }, { "name": "Placebo", "type": "DRUG" } ], "intervention_types": [ "DRUG" ], "sponsor": "Bassett Healthcare", "sponsor_class": "OTHER", "healthy_volunteers": false, "eligibility": { "minimum_age": "18 Years", "maximum_age": null, "sex": "ALL", "summary": "18 Years and older" }, "enrollment_count": 15, "start_date": "2020-04-06", "completion_date": "2021-12-01", "has_results": false, "last_update_posted_date": "2022-03-24", "last_synced_at": "2026-10-01T09:41:22.936Z", "location_count": 1, "location_summary": "Cooperstown, New York", "locations": [ { "city": "Cooperstown", "state": "New York" } ], "official_url": "https://clinicaltrials.gov/study/NCT04328012" }, { "nct_id": "NCT02235909", "title": "An Efficacy and Safety Study in Children 6 to Less Than 18 Years of Age With Hypertension", "overall_status": "COMPLETED", "study_type": "INTERVENTIONAL", "phases": [ "PHASE3" ], "conditions": [ "Hypertension" ], "interventions": [ { "name": "Azilsartan Medoxomil Low-dose", "type": "DRUG" }, { "name": "Losartan", "type": "DRUG" }, { "name": "Placebo for Azilsartan Medoxomil", "type": "DRUG" }, { "name": "Placebo for Losartan", "type": "DRUG" }, { "name": "Azilsartan Medoxomil Medium-dose (20 mg)", "type": "DRUG" }, { "name": "Azilsartan Medoxomil High-dose (40 mg)", "type": "DRUG" } ], "intervention_types": [ "DRUG" ], "sponsor": "Arbor Pharmaceuticals, Inc.", "sponsor_class": "INDUSTRY", "healthy_volunteers": false, "eligibility": { "minimum_age": "6 Years", "maximum_age": "18 Years", "sex": "ALL", "summary": "6 Years to 18 Years" }, "enrollment_count": 377, "start_date": "2015-03-30", "completion_date": "2019-11-11", "has_results": true, "last_update_posted_date": "2025-02-25", "last_synced_at": "2026-10-01T09:41:22.936Z", "location_count": 17, "location_summary": "Anaheim, California • Hialeah, Florida • Miami, Florida + 12 more", "locations": [ { "city": "Anaheim", "state": "California" }, { "city": "Hialeah", "state": "Florida" }, { "city": "Miami", "state": "Florida" }, { "city": "Miami", "state": "Florida" }, { "city": "Miami", "state": "Florida" } ], "official_url": "https://clinicaltrials.gov/study/NCT02235909" }, { "nct_id": "NCT00223717", "title": "Treatment of Supine Hypertension in Autonomic Failure", "overall_status": "COMPLETED", "study_type": "INTERVENTIONAL", "phases": [ "PHASE1" ], "conditions": [ "Hypertension" ], "interventions": [ { "name": "Clonidine", "type": "DRUG" }, { "name": "Nitroglycerin transdermal", "type": "DRUG" }, { "name": "Dipyridamole/ Aspirin (Aggrenox)", "type": "DRUG" }, { "name": "Desmopressin (DDAVP)", "type": "DRUG" }, { "name": "Sildenafil", "type": "DRUG" }, { "name": "Nifedipine", "type": "DRUG" }, { "name": "Hydralazine", "type": "DRUG" }, { "name": "Hydrochlorothiazide", "type": "DRUG" }, { "name": "Placebo", "type": "DRUG" }, { "name": "Bosentan", "type": "DRUG" }, { "name": "Diltiazem", "type": "DRUG" }, { "name": "Eplerenone", "type": "DRUG" }, { "name": "guanfacine", "type": "DRUG" }, { "name": "L-arginine", "type": "DIETARY_SUPPLEMENT" }, { "name": "captopril", "type": "DRUG" }, { "name": "carbidopa", "type": "DRUG" }, { "name": "losartan", "type": "DRUG" }, { "name": "metoprolol tartrate", "type": "DRUG" }, { "name": "nebivolol hydrochloride", "type": "DRUG" }, { "name": "prazosin hydrochloride", "type": "DRUG" }, { "name": "tamsulosin hydrochloride", "type": "DRUG" }, { "name": "Head-up tilt.", "type": "OTHER" }, { "name": "aliskiren", "type": "DRUG" }, { "name": "Local heat stress", "type": "OTHER" } ], "intervention_types": [ "DRUG", "DIETARY_SUPPLEMENT", "OTHER" ], "sponsor": "Vanderbilt University", "sponsor_class": "OTHER", "healthy_volunteers": false, "eligibility": { "minimum_age": "18 Years", "maximum_age": "80 Years", "sex": "ALL", "summary": "18 Years to 80 Years" }, "enrollment_count": 152, "start_date": "2001-01", "completion_date": "2017-01", "has_results": false, "last_update_posted_date": "2017-10-13", "last_synced_at": "2026-10-01T09:41:22.936Z", "location_count": 1, "location_summary": "Nashville, Tennessee", "locations": [ { "city": "Nashville", "state": "Tennessee" } ], "official_url": "https://clinicaltrials.gov/study/NCT00223717" }, { "nct_id": "NCT00275639", "title": "The Effects of Angiotensin II Receptor Blockade on Kidney Function and Scarring After Liver Transplant", "overall_status": "COMPLETED", "study_type": "INTERVENTIONAL", "phases": [ "PHASE4" ], "conditions": [ "Liver Transplant Recipients" ], "interventions": [ { "name": "Cozaar", "type": "DRUG" } ], "intervention_types": [ "DRUG" ], "sponsor": "Mayo Clinic", "sponsor_class": "OTHER", "healthy_volunteers": null, "eligibility": { "minimum_age": "18 Years", "maximum_age": "70 Years", "sex": "ALL", "summary": "18 Years to 70 Years" }, "enrollment_count": 62, "start_date": "2004-12", "completion_date": "2007-08", "has_results": false, "last_update_posted_date": "2012-01-06", "last_synced_at": "2026-10-01T09:41:22.936Z", "location_count": 1, "location_summary": "Rochester, Minnesota", "locations": [ { "city": "Rochester", "state": "Minnesota" } ], "official_url": "https://clinicaltrials.gov/study/NCT00275639" }, { "nct_id": "NCT01852942", "title": "Reversing Tissue Fibrosis to Improve Immune Reconstitution in HIV", "overall_status": "COMPLETED", "study_type": "INTERVENTIONAL", "phases": [ "PHASE2" ], "conditions": [ "HIV Infection", "HIV Infections" ], "interventions": [ { "name": "Losartan", "type": "DRUG" }, { "name": "Placebo", "type": "DRUG" } ], "intervention_types": [ "DRUG" ], "sponsor": "University of Minnesota", "sponsor_class": "OTHER", "healthy_volunteers": true, "eligibility": { "minimum_age": "18 Years", "maximum_age": null, "sex": "ALL", "summary": "18 Years and older" }, "enrollment_count": 52, "start_date": "2014-09", "completion_date": "2019-07-16", "has_results": true, "last_update_posted_date": "2020-12-11", "last_synced_at": "2026-10-01T09:41:22.936Z", "location_count": 1, "location_summary": "Minneapolis, Minnesota", "locations": [ { "city": "Minneapolis", "state": "Minnesota" } ], "official_url": "https://clinicaltrials.gov/study/NCT01852942" }, { "nct_id": "NCT00001534", "title": "Long Term Effects of Enalapril and Losartan on Genetic Heart Disease", "overall_status": "COMPLETED", "study_type": "OBSERVATIONAL", "phases": [], "conditions": [ "Hypertrophic Cardiomyopathy", "Left Ventricular Hypertrophy", "Myocardial Ischemia" ], "interventions": [ { "name": "Losartan", "type": "DRUG" } ], "intervention_types": [ "DRUG" ], "sponsor": "National Heart, Lung, and Blood Institute (NHLBI)", "sponsor_class": "NIH", "healthy_volunteers": false, "eligibility": { "minimum_age": null, "maximum_age": null, "sex": "ALL", "summary": "Not listed" }, "enrollment_count": 112, "start_date": "1996-09", "completion_date": "2003-04", "has_results": false, "last_update_posted_date": "2008-03-04", "last_synced_at": "2026-10-01T09:41:22.936Z", "location_count": 1, "location_summary": "Bethesda, Maryland", "locations": [ { "city": "Bethesda", "state": "Maryland" } ], "official_url": "https://clinicaltrials.gov/study/NCT00001534" } ] }