{ "api_version": "1", "request": { "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Placebo+Amlodipine&page=2", "query": { "intervention": "Placebo Amlodipine", "page": 2 }, "page_size": 10 }, "pagination": { "page": 2, "page_size": 10, "total_count": 27, "total_pages": 3, "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Placebo+Amlodipine&page=3&page_size=10", "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Placebo+Amlodipine&page=1&page_size=10" }, "source": "remote", "last_synced_at": "2026-10-06T16:19:46.083Z", "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": "NCT02850081", "title": "Statin Neuroprotection and Carotid Endarterectomy: Safety, Feasibility and Outcomes", "overall_status": "TERMINATED", "study_type": "INTERVENTIONAL", "phases": [ "PHASE3" ], "conditions": [ "Carotid Artery Stenosis", "Strokes" ], "interventions": [ { "name": "Statin", "type": "DRUG" }, { "name": "Atorvastatin", "type": "DRUG" }, { "name": "Placebo", "type": "OTHER" } ], "intervention_types": [ "DRUG", "OTHER" ], "sponsor": "Columbia University", "sponsor_class": "OTHER", "healthy_volunteers": false, "eligibility": { "minimum_age": "18 Years", "maximum_age": null, "sex": "ALL", "summary": "18 Years and older" }, "enrollment_count": 31, "start_date": "2017-06-01", "completion_date": "2020-03-31", "has_results": true, "last_update_posted_date": "2026-05-07", "last_synced_at": "2026-10-06T16:19:46.083Z", "location_count": 7, "location_summary": "Ridgewood, New Jersey • Albany, New York • Buffalo, New York + 1 more", "locations": [ { "city": "Ridgewood", "state": "New Jersey" }, { "city": "Albany", "state": "New York" }, { "city": "Buffalo", "state": "New York" }, { "city": "New York", "state": "New York" }, { "city": "New York", "state": "New York" } ], "official_url": "https://clinicaltrials.gov/study/NCT02850081" }, { "nct_id": "NCT00412113", "title": "A Multi-Risk Factor Strategy vs a Guideline-Based Approach in Achieving Blood Pressure and Lipid Goals in Hypertensives at Extra Risk", "overall_status": "COMPLETED", "study_type": "INTERVENTIONAL", "phases": [ "PHASE4" ], "conditions": [ "Dyslipidemia", "Hypertension" ], "interventions": [ { "name": "Amlodipine besylate", "type": "DRUG" }, { "name": "Amlodipine besylate/atorvastatin calcium single pill combination", "type": "DRUG" } ], "intervention_types": [ "DRUG" ], "sponsor": "Pfizer's Upjohn has merged with Mylan to form Viatris Inc.", "sponsor_class": "INDUSTRY", "healthy_volunteers": false, "eligibility": { "minimum_age": "21 Years", "maximum_age": null, "sex": "ALL", "summary": "21 Years and older" }, "enrollment_count": 245, "start_date": "2007-01", "completion_date": "2008-04", "has_results": true, "last_update_posted_date": "2021-02-11", "last_synced_at": "2026-10-06T16:19:46.083Z", "location_count": 51, "location_summary": "Birmingham, Alabama • Mesa, Arizona • Garden Grove, California + 44 more", "locations": [ { "city": "Birmingham", "state": "Alabama" }, { "city": "Birmingham", "state": "Alabama" }, { "city": "Birmingham", "state": "Alabama" }, { "city": "Mesa", "state": "Arizona" }, { "city": "Garden Grove", "state": "California" } ], "official_url": "https://clinicaltrials.gov/study/NCT00412113" }, { "nct_id": "NCT01692301", "title": "Study of the Safety and Efficacy of LCZ696 on Arterial Stiffness in Elderly Patients With Hypertension", "overall_status": "COMPLETED", "study_type": "INTERVENTIONAL", "phases": [ "PHASE2" ], "conditions": [ "Hypertension" ], "interventions": [ { "name": "LCZ696", "type": "DRUG" }, { "name": "Olmesartan", "type": "DRUG" }, { "name": "LCZ696 matching placebo", "type": "DRUG" }, { "name": "Olmesartan matching placebo", "type": "DRUG" }, { "name": "amlodipine", "type": "DRUG" }, { "name": "hydrochlorothiazide", "type": "DRUG" } ], "intervention_types": [ "DRUG" ], "sponsor": "Novartis Pharmaceuticals", "sponsor_class": "INDUSTRY", "healthy_volunteers": false, "eligibility": { "minimum_age": "60 Years", "maximum_age": null, "sex": "ALL", "summary": "60 Years and older" }, "enrollment_count": 454, "start_date": "2012-12", "completion_date": "2015-04", "has_results": true, "last_update_posted_date": "2016-05-04", "last_synced_at": "2026-10-06T16:19:46.083Z", "location_count": 11, "location_summary": "Clearwater, Florida • Chicago, Illinois • Baltimore, Maryland + 8 more", "locations": [ { "city": "Clearwater", "state": "Florida" }, { "city": "Chicago", "state": "Illinois" }, { "city": "Baltimore", "state": "Maryland" }, { "city": "Belzoni", "state": "Mississippi" }, { "city": "Jackson", "state": "Mississippi" } ], "official_url": "https://clinicaltrials.gov/study/NCT01692301" }, { "nct_id": "NCT00417170", "title": "Comparison of Aliskiren and Amlodipine on Insulin Resistance and Endothelial Dysfunction in Patients With Hypertension and Metabolic Syndrome", "overall_status": "COMPLETED", "study_type": "INTERVENTIONAL", "phases": [ "PHASE2" ], "conditions": [ "High Blood Pressure", "Metabolic Syndrome", "Insulin Resistance", "Endothelial Dysfunction" ], "interventions": [ { "name": "Aliskiren", "type": "DRUG" }, { "name": "Amlodipine", "type": "DRUG" }, { "name": "Placebo Aliskiren", "type": "DRUG" }, { "name": "Placebo Amlodipine", "type": "DRUG" } ], "intervention_types": [ "DRUG" ], "sponsor": "Novartis Pharmaceuticals", "sponsor_class": "INDUSTRY", "healthy_volunteers": false, "eligibility": { "minimum_age": "18 Years", "maximum_age": "65 Years", "sex": "ALL", "summary": "18 Years to 65 Years" }, "enrollment_count": 48, "start_date": "2007-10", "completion_date": "2010-07", "has_results": true, "last_update_posted_date": "2011-09-26", "last_synced_at": "2026-10-06T16:19:46.083Z", "location_count": 1, "location_summary": "Santa Monica, California", "locations": [ { "city": "Santa Monica", "state": "California" } ], "official_url": "https://clinicaltrials.gov/study/NCT00417170" }, { "nct_id": "NCT01117038", "title": "Drug Interaction Study of Avanafil and Enalapril or Amlodipine", "overall_status": "COMPLETED", "study_type": "INTERVENTIONAL", "phases": [ "PHASE1" ], "conditions": [ "Erectile Dysfunction" ], "interventions": [ { "name": "avanafil and enalapril", "type": "DRUG" }, { "name": "avanafil and amlodipine", "type": "DRUG" } ], "intervention_types": [ "DRUG" ], "sponsor": "VIVUS LLC", "sponsor_class": "INDUSTRY", "healthy_volunteers": true, "eligibility": { "minimum_age": "40 Years", "maximum_age": "65 Years", "sex": "MALE", "summary": "40 Years to 65 Years · Male only" }, "enrollment_count": 48, "start_date": "2010-04", "completion_date": "2010-05", "has_results": false, "last_update_posted_date": "2011-08-10", "last_synced_at": "2026-10-06T16:19:46.083Z", "location_count": 1, "location_summary": "Tempe, Arizona", "locations": [ { "city": "Tempe", "state": "Arizona" } ], "official_url": "https://clinicaltrials.gov/study/NCT01117038" }, { "nct_id": "NCT04518306", "title": "Efficacy and Safety of GMRx2 Compared to Placebo for the Treatment of Hypertension", "overall_status": "COMPLETED", "study_type": "INTERVENTIONAL", "phases": [ "PHASE3" ], "conditions": [ "Hypertension" ], "interventions": [ { "name": "Telmisartan 10 mg/amlodipine 1.25 mg/indapamide 0.625 mg", "type": "DRUG" }, { "name": "Telmisartan 20 mg/amlodipine 2.5 mg/indapamide 1.25 mg", "type": "DRUG" }, { "name": "Placebo", "type": "DRUG" } ], "intervention_types": [ "DRUG" ], "sponsor": "George Medicines PTY Limited", "sponsor_class": "INDUSTRY", "healthy_volunteers": false, "eligibility": { "minimum_age": "18 Years", "maximum_age": null, "sex": "ALL", "summary": "18 Years and older" }, "enrollment_count": 755, "start_date": "2021-06-14", "completion_date": "2023-10-18", "has_results": true, "last_update_posted_date": "2025-06-03", "last_synced_at": "2026-10-06T16:19:46.083Z", "location_count": 23, "location_summary": "Phoenix, Arizona • Scottsdale, Arizona • Tucson, Arizona + 17 more", "locations": [ { "city": "Phoenix", "state": "Arizona" }, { "city": "Scottsdale", "state": "Arizona" }, { "city": "Tucson", "state": "Arizona" }, { "city": "South Gate", "state": "California" }, { "city": "Tarzana", "state": "California" } ], "official_url": "https://clinicaltrials.gov/study/NCT04518306" }, { "nct_id": "NCT05312892", "title": "Sympathetic Mechanisms in Obesity-Crossover Design", "overall_status": "RECRUITING", "study_type": "INTERVENTIONAL", "phases": [ "PHASE1", "PHASE2" ], "conditions": [ "Obesity", "Hypertension" ], "interventions": [ { "name": "Amlodipine", "type": "DRUG" }, { "name": "Moxonidine", "type": "DRUG" }, { "name": "Placebo", "type": "DRUG" } ], "intervention_types": [ "DRUG" ], "sponsor": "Vanderbilt University Medical Center", "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": 12, "start_date": "2022-05-20", "completion_date": "2030-12-31", "has_results": false, "last_update_posted_date": "2026-02-27", "last_synced_at": "2026-10-06T16:19:46.083Z", "location_count": 1, "location_summary": "Nashville, Tennessee", "locations": [ { "city": "Nashville", "state": "Tennessee" } ], "official_url": "https://clinicaltrials.gov/study/NCT05312892" }, { "nct_id": "NCT00591266", "title": "Efficacy and Safety of Azilsartan Medoxomil, Once Daily (QD), Co-Administered With Amlodipine in Participants With Essential Hypertension", "overall_status": "COMPLETED", "study_type": "INTERVENTIONAL", "phases": [ "PHASE3" ], "conditions": [ "Hypertension" ], "interventions": [ { "name": "Azilsartan Medoxomil and amlodipine", "type": "DRUG" }, { "name": "Amlodipine", "type": "DRUG" } ], "intervention_types": [ "DRUG" ], "sponsor": "Takeda", "sponsor_class": "INDUSTRY", "healthy_volunteers": false, "eligibility": { "minimum_age": "18 Years", "maximum_age": null, "sex": "ALL", "summary": "18 Years and older" }, "enrollment_count": 566, "start_date": "2007-10", "completion_date": "2009-04", "has_results": true, "last_update_posted_date": "2011-07-22", "last_synced_at": "2026-10-06T16:19:46.083Z", "location_count": 50, "location_summary": "Mesa, Arizona • Phoenix, Arizona • Anaheim, California + 47 more", "locations": [ { "city": "Mesa", "state": "Arizona" }, { "city": "Phoenix", "state": "Arizona" }, { "city": "Anaheim", "state": "California" }, { "city": "Beverly Hills", "state": "California" }, { "city": "Burbank", "state": "California" } ], "official_url": "https://clinicaltrials.gov/study/NCT00591266" }, { "nct_id": "NCT01368536", "title": "Study to Evaluate the Efficacy and Safety of the Combination of Valturna and Amlodipine or Valturna and Chlorthalidone Versus Valturna Alone in Patients With Stage 2 Hypertension and Diabetes", "overall_status": "TERMINATED", "study_type": "INTERVENTIONAL", "phases": [ "PHASE4" ], "conditions": [ "Hypertension", "Stage 2 Hypertension", "Diabetes" ], "interventions": [ { "name": "Valturna", "type": "DRUG" }, { "name": "Amlodipine", "type": "DRUG" }, { "name": "Chlorthalidone", "type": "DRUG" }, { "name": "Placebo of Valturna Tablet", "type": "DRUG" }, { "name": "Placebo Capsule", "type": "DRUG" } ], "intervention_types": [ "DRUG" ], "sponsor": "Novartis Pharmaceuticals", "sponsor_class": "INDUSTRY", "healthy_volunteers": false, "eligibility": { "minimum_age": "18 Years", "maximum_age": null, "sex": "ALL", "summary": "18 Years and older" }, "enrollment_count": 975, "start_date": "2011-05", "completion_date": "2012-02", "has_results": true, "last_update_posted_date": "2013-03-21", "last_synced_at": "2026-10-06T16:19:46.083Z", "location_count": 95, "location_summary": "Athens, Alabama • Florence, Alabama • Huntsville, Alabama + 78 more", "locations": [ { "city": "Athens", "state": "Alabama" }, { "city": "Florence", "state": "Alabama" }, { "city": "Huntsville", "state": "Alabama" }, { "city": "Montgomery", "state": "Alabama" }, { "city": "Muscle Shoals", "state": "Alabama" } ], "official_url": "https://clinicaltrials.gov/study/NCT01368536" }, { "nct_id": "NCT00281580", "title": "Telmisartan (Micardis) and Amlodipine (Norvasc) - Factorial Design Study for the Treatment of Hypertension", "overall_status": "COMPLETED", "study_type": "INTERVENTIONAL", "phases": [ "PHASE3" ], "conditions": [ "Hypertension" ], "interventions": [ { "name": "Amlodipine 5 mg", "type": "DRUG" }, { "name": "Placebo", "type": "DRUG" }, { "name": "Telmisartan 20 mg", "type": "DRUG" }, { "name": "Telmisartan 40 mg", "type": "DRUG" }, { "name": "Amlodipine 10 mg", "type": "DRUG" }, { "name": "Telmisartan 80 mg", "type": "DRUG" }, { "name": "Amlodipine 2.5 mg", "type": "DRUG" } ], "intervention_types": [ "DRUG" ], "sponsor": "Boehringer Ingelheim", "sponsor_class": "INDUSTRY", "healthy_volunteers": false, "eligibility": { "minimum_age": "18 Years", "maximum_age": null, "sex": "ALL", "summary": "18 Years and older" }, "enrollment_count": 1461, "start_date": "2006-04", "completion_date": null, "has_results": true, "last_update_posted_date": "2014-03-27", "last_synced_at": "2026-10-06T16:19:46.083Z", "location_count": 101, "location_summary": "Fairhope, Alabama • Huntsville, Alabama • Chandler, Arizona + 81 more", "locations": [ { "city": "Fairhope", "state": "Alabama" }, { "city": "Huntsville", "state": "Alabama" }, { "city": "Huntsville", "state": "Alabama" }, { "city": "Huntsville", "state": "Alabama" }, { "city": "Chandler", "state": "Arizona" } ], "official_url": "https://clinicaltrials.gov/study/NCT00281580" } ] }