{ "api_version": "1", "request": { "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Nifedipine&page=3", "query": { "intervention": "Nifedipine", "page": 3 }, "page_size": 10 }, "pagination": { "page": 3, "page_size": 10, "total_count": 61, "total_pages": 7, "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Nifedipine&page=4&page_size=10", "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Nifedipine&page=2&page_size=10" }, "source": "remote", "last_synced_at": "2026-10-17T11:15:31.671Z", "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": "NCT05309460", "title": "Labetalol or Nifedipine for Control of Postpartum Hypertension: A Randomized Controlled Trial", "overall_status": "RECRUITING", "study_type": "INTERVENTIONAL", "phases": [ "PHASE4" ], "conditions": [ "Postpartum Preeclampsia", "Hypertension in Pregnancy" ], "interventions": [ { "name": "Labetalol Oral Tablet", "type": "DRUG" }, { "name": "NIFEdipine ER", "type": "DRUG" } ], "intervention_types": [ "DRUG" ], "sponsor": "Nebraska Methodist Health System", "sponsor_class": "OTHER", "healthy_volunteers": false, "eligibility": { "minimum_age": "19 Years", "maximum_age": null, "sex": "FEMALE", "summary": "19 Years and older · Female only" }, "enrollment_count": 600, "start_date": "2022-06-20", "completion_date": "2024-12-01", "has_results": false, "last_update_posted_date": "2024-04-12", "last_synced_at": "2026-10-17T11:15:31.671Z", "location_count": 1, "location_summary": "Omaha, Nebraska", "locations": [ { "city": "Omaha", "state": "Nebraska" } ], "official_url": "https://clinicaltrials.gov/study/NCT05309460" }, { "nct_id": "NCT00608140", "title": "Effectiveness of Surgical Mitral Valve Repair Versus Medical Treatment for People With Significant Mitral Regurgitation and Non-ischemic Congestive Heart Failure", "overall_status": "TERMINATED", "study_type": "INTERVENTIONAL", "phases": [ "PHASE3" ], "conditions": [ "Mitral Valve Insufficiency", "Heart Failure" ], "interventions": [ { "name": "Surgical mitral valvuloplasty with placement of annular ring (SMVR)", "type": "PROCEDURE" }, { "name": "Optimal medical therapy (OMT)", "type": "DRUG" } ], "intervention_types": [ "PROCEDURE", "DRUG" ], "sponsor": "Duke University", "sponsor_class": "OTHER", "healthy_volunteers": false, "eligibility": { "minimum_age": "18 Years", "maximum_age": null, "sex": "ALL", "summary": "18 Years and older" }, "enrollment_count": 2, "start_date": "2008-03", "completion_date": "2010-03", "has_results": true, "last_update_posted_date": "2018-04-04", "last_synced_at": "2026-10-17T11:15:31.671Z", "location_count": 8, "location_summary": "Atlanta, Georgia • Boston, Massachusetts • Minneapolis, Minnesota + 5 more", "locations": [ { "city": "Atlanta", "state": "Georgia" }, { "city": "Boston", "state": "Massachusetts" }, { "city": "Minneapolis", "state": "Minnesota" }, { "city": "Rochester", "state": "Minnesota" }, { "city": "Durham", "state": "North Carolina" } ], "official_url": "https://clinicaltrials.gov/study/NCT00608140" }, { "nct_id": "NCT05989581", "title": "Chronic Hypertension and Pregnancy 2 (CHAP2) Pilot Project", "overall_status": "RECRUITING", "study_type": "INTERVENTIONAL", "phases": [ "PHASE1" ], "conditions": [ "Hypertension in Pregnancy" ], "interventions": [ { "name": "Labetalol or Nifedipine", "type": "DRUG" } ], "intervention_types": [ "DRUG" ], "sponsor": "University of Alabama at Birmingham", "sponsor_class": "OTHER", "healthy_volunteers": true, "eligibility": { "minimum_age": "14 Years", "maximum_age": "89 Years", "sex": "FEMALE", "summary": "14 Years to 89 Years · Female only" }, "enrollment_count": 74, "start_date": "2024-04-24", "completion_date": "2026-12-31", "has_results": false, "last_update_posted_date": "2026-08-11", "last_synced_at": "2026-10-17T11:15:31.671Z", "location_count": 1, "location_summary": "Birmingham, Alabama", "locations": [ { "city": "Birmingham", "state": "Alabama" } ], "official_url": "https://clinicaltrials.gov/study/NCT05989581" }, { "nct_id": "NCT02438371", "title": "Nifedipine or Nifedipine Plus Indomethacin for Treatment of Acute Preterm Labor", "overall_status": "TERMINATED", "study_type": "INTERVENTIONAL", "phases": [ "PHASE4" ], "conditions": [ "Preterm Labor" ], "interventions": [ { "name": "Nifedipine", "type": "DRUG" }, { "name": "Indomethacin", "type": "DRUG" } ], "intervention_types": [ "DRUG" ], "sponsor": "The University of Texas Health Science Center, Houston", "sponsor_class": "OTHER", "healthy_volunteers": false, "eligibility": { "minimum_age": "18 Years", "maximum_age": "50 Years", "sex": "FEMALE", "summary": "18 Years to 50 Years · Female only" }, "enrollment_count": 49, "start_date": "2015-05", "completion_date": "2019-10-10", "has_results": true, "last_update_posted_date": "2021-11-24", "last_synced_at": "2026-10-17T11:15:31.671Z", "location_count": 1, "location_summary": "Houston, Texas", "locations": [ { "city": "Houston", "state": "Texas" } ], "official_url": "https://clinicaltrials.gov/study/NCT02438371" }, { "nct_id": "NCT04392375", "title": "Nifedipine XL Versus Placebo for the Treatment of Preeclampsia With Severe Features During Induction of Labor", "overall_status": "COMPLETED", "study_type": "INTERVENTIONAL", "phases": [ "PHASE4" ], "conditions": [ "Preeclampsia Severe" ], "interventions": [ { "name": "Nifedipine 30 MG", "type": "DRUG" }, { "name": "Placebos", "type": "DRUG" } ], "intervention_types": [ "DRUG" ], "sponsor": "Ohio State University", "sponsor_class": "OTHER", "healthy_volunteers": false, "eligibility": { "minimum_age": "18 Years", "maximum_age": "45 Years", "sex": "FEMALE", "summary": "18 Years to 45 Years · Female only" }, "enrollment_count": 110, "start_date": "2020-06-09", "completion_date": "2022-05-10", "has_results": true, "last_update_posted_date": "2023-07-24", "last_synced_at": "2026-10-17T11:15:31.671Z", "location_count": 1, "location_summary": "Columbus, Ohio", "locations": [ { "city": "Columbus", "state": "Ohio" } ], "official_url": "https://clinicaltrials.gov/study/NCT04392375" }, { "nct_id": "NCT05139238", "title": "Postpartum Hypertension Study", "overall_status": "TERMINATED", "study_type": "INTERVENTIONAL", "phases": [ "PHASE4" ], "conditions": [ "Postpartum Pregnancy-Induced Hypertension", "Postpartum Preeclampsia", "Pregnancy-Induced Hypertension in Postpartum", "Hypertensive Emergency" ], "interventions": [ { "name": "Labetalol", "type": "DRUG" }, { "name": "Nifedipine", "type": "DRUG" } ], "intervention_types": [ "DRUG" ], "sponsor": "Columbia University", "sponsor_class": "OTHER", "healthy_volunteers": false, "eligibility": { "minimum_age": "18 Years", "maximum_age": null, "sex": "FEMALE", "summary": "18 Years and older · Female only" }, "enrollment_count": 2, "start_date": "2022-07-04", "completion_date": "2025-08-21", "has_results": true, "last_update_posted_date": "2026-05-06", "last_synced_at": "2026-10-17T11:15:31.671Z", "location_count": 1, "location_summary": "New York, New York", "locations": [ { "city": "New York", "state": "New York" } ], "official_url": "https://clinicaltrials.gov/study/NCT05139238" }, { "nct_id": "NCT00661895", "title": "Black Education and Treatment of Hypertension (BEAT HTN)", "overall_status": "COMPLETED", "study_type": "INTERVENTIONAL", "phases": [ "PHASE4" ], "conditions": [ "Hypertension" ], "interventions": [ { "name": "Hydrochlorothiazide", "type": "DRUG" }, { "name": "Lisinopril", "type": "DRUG" }, { "name": "Lisinopril and Hydrochlorothiazide", "type": "DRUG" }, { "name": "Nifedipine XL", "type": "DRUG" }, { "name": "Metoprolol tartrate", "type": "DRUG" }, { "name": "Atenolol", "type": "DRUG" }, { "name": "Valsartan", "type": "DRUG" }, { "name": "Doxazosin", "type": "DRUG" }, { "name": "Clonidine", "type": "DRUG" }, { "name": "Hydralazine", "type": "DRUG" }, { "name": "Metoprolol succinate", "type": "DRUG" }, { "name": "Amlodipine", "type": "DRUG" } ], "intervention_types": [ "DRUG" ], "sponsor": "Creighton University", "sponsor_class": "OTHER", "healthy_volunteers": false, "eligibility": { "minimum_age": "25 Years", "maximum_age": "80 Years", "sex": "ALL", "summary": "25 Years to 80 Years" }, "enrollment_count": 99, "start_date": "2005-08", "completion_date": "2009-11", "has_results": true, "last_update_posted_date": "2012-12-04", "last_synced_at": "2026-10-17T11:15:31.671Z", "location_count": 1, "location_summary": "Omaha, Nebraska", "locations": [ { "city": "Omaha", "state": "Nebraska" } ], "official_url": "https://clinicaltrials.gov/study/NCT00661895" }, { "nct_id": "NCT00865891", "title": "A Relative Bioavailability Study of 60 mg Nifedipine Extended Release Tablets Under Fasting Conditions", "overall_status": "COMPLETED", "study_type": "INTERVENTIONAL", "phases": [ "PHASE1" ], "conditions": [ "Healthy" ], "interventions": [ { "name": "Nifedipine Extended Release tablets 60 mg, single dose", "type": "DRUG" }, { "name": "ADALAT® CC Extended Release Tablets 60 mg", "type": "DRUG" } ], "intervention_types": [ "DRUG" ], "sponsor": "Actavis Inc.", "sponsor_class": "INDUSTRY", "healthy_volunteers": true, "eligibility": { "minimum_age": "18 Years", "maximum_age": "45 Years", "sex": "ALL", "summary": "18 Years to 45 Years" }, "enrollment_count": 96, "start_date": "2005-07", "completion_date": "2005-07", "has_results": false, "last_update_posted_date": "2010-08-17", "last_synced_at": "2026-10-17T11:15:31.671Z", "location_count": 1, "location_summary": "Fargo, North Dakota", "locations": [ { "city": "Fargo", "state": "North Dakota" } ], "official_url": "https://clinicaltrials.gov/study/NCT00865891" }, { "nct_id": "NCT03511118", "title": "Pharmacokinetics and Safety of Commonly Used Drugs in Lactating Women and Breastfed Infants", "overall_status": "RECRUITING", "study_type": "OBSERVATIONAL", "phases": [], "conditions": [ "Lactating Women on Select DOI", "Breastfed Infants of Mothers on Select DOI" ], "interventions": [ { "name": "Tranexamic acid (TXA)", "type": "DRUG" }, { "name": "labetalol", "type": "DRUG" }, { "name": "metformin", "type": "DRUG" }, { "name": "nifedipine", "type": "DRUG" }, { "name": "clindamycin", "type": "DRUG" }, { "name": "oxycodone", "type": "DRUG" }, { "name": "azithromycin", "type": "DRUG" }, { "name": "escitalopram", "type": "DRUG" }, { "name": "sertraline", "type": "DRUG" }, { "name": "ondansetron", "type": "DRUG" }, { "name": "Ciprofloxacin", "type": "DRUG" }, { "name": "Doxycycline", "type": "DRUG" }, { "name": "Levofloxacin", "type": "DRUG" }, { "name": "Methylphenidate", "type": "DRUG" }, { "name": "Sumatriptan", "type": "DRUG" }, { "name": "Citalopram", "type": "DRUG" }, { "name": "Cyclobenzaprine", "type": "DRUG" }, { "name": "Furosemide", "type": "DRUG" }, { "name": "Gabapentin", "type": "DRUG" }, { "name": "Hydrochlorothiazide", "type": "DRUG" }, { "name": "Hydroxyurea", "type": "DRUG" }, { "name": "Rosuvastatin", "type": "DRUG" }, { "name": "Topiramate", "type": "DRUG" }, { "name": "Trazodone", "type": "DRUG" }, { "name": "Valganciclovir", "type": "DRUG" }, { "name": "Venlafaxine", "type": "DRUG" }, { "name": "Verapamil", "type": "DRUG" }, { "name": "Remdesivir", "type": "DRUG" }, { "name": "Anakinra", "type": "DRUG" }, { "name": "Tocilizumab", "type": "DRUG" }, { "name": "Fluvoxamine", "type": "DRUG" }, { "name": "Amoxicillin", "type": "DRUG" }, { "name": "Bupropion", "type": "DRUG" }, { "name": "Duloxetine", "type": "DRUG" }, { "name": "Hydrocodone", "type": "DRUG" }, { "name": "Levetiracetam", "type": "DRUG" }, { "name": "Paroxetine", "type": "DRUG" }, { "name": "Buprenorphine", "type": "DRUG" } ], "intervention_types": [ "DRUG" ], "sponsor": "Duke University", "sponsor_class": "OTHER", "healthy_volunteers": false, "eligibility": { "minimum_age": null, "maximum_age": null, "sex": "ALL", "summary": "Not listed" }, "enrollment_count": 1600, "start_date": "2018-10-04", "completion_date": "2028-07-31", "has_results": false, "last_update_posted_date": "2026-07-29", "last_synced_at": "2026-10-17T11:15:31.671Z", "location_count": 20, "location_summary": "La Jolla, California • Loma Linda, California • Chicago, Illinois + 15 more", "locations": [ { "city": "La Jolla", "state": "California" }, { "city": "Loma Linda", "state": "California" }, { "city": "Chicago", "state": "Illinois" }, { "city": "Chicago", "state": "Illinois" }, { "city": "Indianapolis", "state": "Indiana" } ], "official_url": "https://clinicaltrials.gov/study/NCT03511118" }, { "nct_id": "NCT05049616", "title": "Oral Combined Hydrochlorothiazide/Lisinopril Versus Oral Nifedipine for Postpartum Hypertension", "overall_status": "COMPLETED", "study_type": "INTERVENTIONAL", "phases": [ "PHASE4" ], "conditions": [ "Hypertension in Pregnancy", "Postpartum Preeclampsia" ], "interventions": [ { "name": "ACE Inhibitors and Diuretics", "type": "DRUG" }, { "name": "NIFEdipine ER", "type": "DRUG" } ], "intervention_types": [ "DRUG" ], "sponsor": "The University of Texas Health Science Center, Houston", "sponsor_class": "OTHER", "healthy_volunteers": false, "eligibility": { "minimum_age": "18 Years", "maximum_age": null, "sex": "FEMALE", "summary": "18 Years and older · Female only" }, "enrollment_count": 70, "start_date": "2021-10-18", "completion_date": "2023-09-01", "has_results": true, "last_update_posted_date": "2025-11-10", "last_synced_at": "2026-10-17T11:15:31.671Z", "location_count": 1, "location_summary": "Houston, Texas", "locations": [ { "city": "Houston", "state": "Texas" } ], "official_url": "https://clinicaltrials.gov/study/NCT05049616" } ] }