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Showing 25–48 of 24 matching trials from the live ClinicalTrials.gov search.
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Recruiting Phase 4 Interventional

PEACE Trial: Postpartum Evaluation of Antihypertensive Cessation and Efficacy

NCT06915792
View directory record Official record
Conditions
Postpartum Hypertension (PPHT)
Interventions
Labetalol, Nifedipine
Drug
Lead sponsor
University of California, Los Angeles
Other
Eligibility
18 Years to 64 Years · Female only
Enrollment
110 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2027
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Jun 4, 2026 · Synced Sep 29, 2026, 12:26 AM EDT
Recruiting Phase 1 Interventional Accepts healthy volunteers

Chronic Hypertension and Pregnancy 2 (CHAP2) Pilot Project

NCT05989581
View directory record Official record
Conditions
Hypertension in Pregnancy
Interventions
Labetalol or Nifedipine
Drug
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
14 Years to 89 Years · Female only
Enrollment
74 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2026
U.S. locations
1
States / cities
Birmingham, Alabama
Source: ClinicalTrials.gov public record
Updated Aug 10, 2026 · Synced Sep 29, 2026, 12:26 AM EDT
Completed Not applicable Interventional

Nifedipine vs Placebo for Maintenance Tocolysis of Preterm Labor.

NCT00185952
View directory record Official record
Conditions
Obstetric Labor, Premature, Venous Thrombosis
Interventions
Nifedipine
Drug
Lead sponsor
Stanford University
Other
Eligibility
18 Years to 55 Years · Female only
Enrollment
70 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2001 – 2008
U.S. locations
1
States / cities
Stanford, California
Source: ClinicalTrials.gov public record
Updated Jun 12, 2011 · Synced Sep 29, 2026, 12:26 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers Results available

Drug Interaction With Proton Pump Inhibitors for Nifedipine ER Tablets

NCT03100838
View directory record Official record
Conditions
Healthy Volunteers
Interventions
Nifedipine 60 MG Extended Release Oral Tablet, omeprazole/sodium bicarbonate, SmartPill (TM)
Drug · Device
Lead sponsor
Food and Drug Administration (FDA)
Federal
Eligibility
18 Years to 55 Years
Enrollment
64 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2018
U.S. locations
1
States / cities
Columbia, Missouri
Source: ClinicalTrials.gov public record
Updated Aug 15, 2019 · Synced Sep 29, 2026, 12:26 AM EDT
Completed Phase 4 Interventional Results available

Oral Combined Hydrochlorothiazide/Lisinopril Versus Oral Nifedipine for Postpartum Hypertension

NCT05049616
View directory record Official record
Conditions
Hypertension in Pregnancy, Postpartum Preeclampsia
Interventions
ACE Inhibitors and Diuretics, NIFEdipine ER
Drug
Lead sponsor
The University of Texas Health Science Center, Houston
Other
Eligibility
18 Years and older · Female only
Enrollment
70 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2023
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Nov 9, 2025 · Synced Sep 29, 2026, 12:26 AM EDT
Terminated Phase 4 Interventional Results available

Persistent Postpartum Hypertension Pilot Trial

NCT04349124
View directory record Official record
Conditions
Hypertension in Pregnancy
Interventions
Nifedipine Extended-Release Tablets
Drug
Lead sponsor
Duke University
Other
Eligibility
18 Years to 60 Years · Female only
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
1
States / cities
Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Apr 2, 2023 · Synced Sep 29, 2026, 12:26 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

A Relative Bioavailability Study of 60 mg Nifedipine ER Tablets Under Non-fasting Conditions

NCT00864617
View directory record Official record
Conditions
Healthy
Interventions
Nifedipine Extended Release tablets 60 mg, single dose, ADALAT® CC Extended Release Tablets 60 mg
Drug
Lead sponsor
Actavis Inc.
Industry
Eligibility
18 Years to 45 Years
Enrollment
84 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2005
U.S. locations
1
States / cities
Fargo, North Dakota
Source: ClinicalTrials.gov public record
Updated Aug 16, 2010 · Synced Sep 29, 2026, 12:26 AM EDT
Terminated Phase 3 Interventional

Tocolytics Trial: Intravenous (IV) Magnesium Versus Oral Nifedpine in Fetal Fibronectin (FFN) Postive Population

NCT00641784
View directory record Official record
Conditions
Labor, Premature
Interventions
Magnesium, Nifedlipine
Drug
Lead sponsor
MemorialCare
Other
Eligibility
18 Years to 55 Years · Female only
Enrollment
200 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2012
U.S. locations
1
States / cities
Long Beach, California
Source: ClinicalTrials.gov public record
Updated Sep 17, 2009 · Synced Sep 29, 2026, 12:26 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Evaluating the Utility of Continuous Positive Airway Pressure in the Treatment of High Altitude Pulmonary Edema

NCT04186598
View directory record Official record
Conditions
Continuous Positive Airway Pressure, High Altitude Pulmonary Edema
Interventions
CPAP mask system, Nifedipine 30 MG, CPAP mask system without PEEP
Device · Drug
Lead sponsor
CommonSpirit Health
Other
Eligibility
18 Years and older
Enrollment
64 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2023
U.S. locations
1
States / cities
Breckenridge, Colorado
Source: ClinicalTrials.gov public record
Updated Feb 6, 2024 · Synced Sep 29, 2026, 12:26 AM EDT
Not listed Phase 3 Interventional Accepts healthy volunteers

Alfuzosin for Medical Expulsion Therapy of Ureteral Stones

NCT00713739
View directory record Official record
Conditions
Kidney Stones
Interventions
Alfuzosin, nifedipine, doxazosin, prazosin
Drug
Lead sponsor
United States Naval Medical Center, San Diego
Federal
Eligibility
18 Years and older
Enrollment
240 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2012
U.S. locations
1
States / cities
San Diego, California
Source: ClinicalTrials.gov public record
Updated Apr 26, 2012 · Synced Sep 29, 2026, 12:26 AM EDT
Recruiting Not applicable Interventional

Nifedipine and Enalapril vs Nifedipine and Labetalol for the Treatment of Postpartum Hypertension Study

NCT07363343
View directory record Official record
Conditions
Hypertension, Postpartum Preeclampsia
Interventions
Nifedipine and Enalapril, Nifedipine and Labetalol
Drug
Lead sponsor
The Cleveland Clinic
Other
Eligibility
18 Years and older · Female only
Enrollment
200 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2029
U.S. locations
1
States / cities
Cleveland, Ohio
Source: ClinicalTrials.gov public record
Updated Aug 2, 2026 · Synced Sep 29, 2026, 12:26 AM EDT
Completed Phase 2 Interventional

Study of Nifedipine GITS and Candesartan Combination Compared to Monotherapy in Patients With Essential Hypertension

NCT01303783
View directory record Official record
Conditions
Hypertension, Essential
Interventions
Candesartan cilexetil (Atacand), 4 mg, Candesartan cilexetil (Atacand), 8 mg, Nifedipine GITS (Adalat, BAYA1040), 20 mg, Nifedipine GITS (Adalat, BAYA1040), 30 mg, Nifedipine GITS (Adalat, BAYA1040), 60 mg, Placebo, Candesartan cilexetil (Atacand), 16 mg, Candesartan cilexetil (Atacand), 32 mg
Drug
Lead sponsor
Bayer
Industry
Eligibility
18 Years and older
Enrollment
1,381 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2012
U.S. locations
23
States / cities
Mobile, Alabama • Los Angeles, California • Coral Gables, Florida + 18 more
Source: ClinicalTrials.gov public record
Updated Apr 17, 2017 · Synced Sep 29, 2026, 12:26 AM EDT
Completed Phase 4 Interventional Results available

Chronic Hypertension and Pregnancy (CHAP) Project

NCT02299414
View directory record Official record
Conditions
Hypertension
Interventions
Anti-hypertensive therapy, No anti-hypertensive therapy (unless BP is severe)
Drug · Other
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
12 Years and older · Female only
Enrollment
2,408 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2022
U.S. locations
72
States / cities
Birmingham, Alabama • Mobile, Alabama • Little Rock, Arkansas + 54 more
Source: ClinicalTrials.gov public record
Updated May 16, 2023 · Synced Sep 29, 2026, 12:26 AM EDT
Completed Phase 1Phase 2 Interventional

Congenital Adrenal Hyperplasia: Calcium Channels as Therapeutic Targets

NCT00000102
View directory record Official record
Conditions
Congenital Adrenal Hyperplasia
Interventions
Nifedipine
Drug
Lead sponsor
National Center for Research Resources (NCRR)
NIH
Eligibility
14 Years to 35 Years
Healthy volunteers
Healthy volunteers not accepted
U.S. locations
1
States / cities
Charleston, South Carolina
Source: ClinicalTrials.gov public record
Updated Jun 23, 2005 · Synced Sep 29, 2026, 12:26 AM EDT
Completed Phase 1 Interventional

Drug Discrimination in Methadone-Maintained Humans Study 1

NCT00593463
View directory record Official record
Conditions
Drug Dependence
Interventions
Cycloserine, Diltiazem, Gabapentin, Isradipine, Naloxone, Nifedipine, Placebo, Saline, Verapamil
Drug · Device
Lead sponsor
University of Arkansas
Other
Eligibility
18 Years to 65 Years
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2010
U.S. locations
1
States / cities
Little Rock, Arkansas
Source: ClinicalTrials.gov public record
Updated Mar 10, 2011 · Synced Sep 29, 2026, 12:26 AM EDT
Completed No phase listed Observational

Individualized Dosing of Nifedipine For Tocolysis in Preterm Labor

NCT02090920
View directory record Official record
Conditions
Preterm Labor
Interventions
Nifedipine
Drug
Lead sponsor
Indiana University
Other
Eligibility
18 Years and older · Female only
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2019
U.S. locations
2
States / cities
Indianapolis, Indiana
Source: ClinicalTrials.gov public record
Updated Jun 25, 2019 · Synced Sep 29, 2026, 12:26 AM EDT
Not listed Early Phase 1 Interventional

Use of Impedance Cardiography to Decrease the Risk of Pre-eclampsia in Obese Patients

NCT03105661
View directory record Official record
Conditions
Obesity, Morbid, Preeclampsia
Interventions
Labetalol Hydrochloride 200 mg, NIFEdipine 60 mg, Atenolol 25 mg
Drug
Lead sponsor
University of Tennessee Graduate School of Medicine
Other
Eligibility
18 Years to 51 Years · Female only
Enrollment
400 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2020
U.S. locations
1
States / cities
Knoxville, Tennessee
Source: ClinicalTrials.gov public record
Updated Feb 21, 2019 · Synced Sep 29, 2026, 12:26 AM EDT
Completed Phase 1 Interventional

Drug Discrimination in Methadone-Maintained Humans Study 3

NCT01068847
View directory record Official record
Conditions
Drug Dependence
Interventions
2-4 of the drugs listed below
Drug
Lead sponsor
University of Arkansas
Other
Eligibility
18 Years to 65 Years
Enrollment
9 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2012
U.S. locations
1
States / cities
Little Rock, Arkansas
Source: ClinicalTrials.gov public record
Updated Mar 6, 2013 · Synced Sep 29, 2026, 12:26 AM EDT
Withdrawn Early Phase 1 Interventional

Impedance Cardiography to Decrease the Risk of Preeclampsia

NCT03245970
View directory record Official record
Conditions
Chronic Hypertension Complicating Pregnancy (Diagnosis), Preeclampsia
Interventions
Labetalol Hydrocholoride 200 mg orally every 12 hours, Nifedipine 60 mg orally daily, Atenolol 25 mg daily
Drug
Lead sponsor
University of Tennessee Medical Center
Other
Eligibility
18 Years to 51 Years · Female only
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2020
U.S. locations
1
States / cities
Knoxville, Tennessee
Source: ClinicalTrials.gov public record
Updated Aug 4, 2020 · Synced Sep 29, 2026, 12:26 AM EDT
Completed No phase listed Observational

ACEI or ARB and COVID-19 Severity and Mortality in US Veterans

NCT04467931
View directory record Official record
Conditions
Hypertension, COVID
Interventions
ACEI/ARB, Non-ACEI/ARB, ACEI, ARB
Drug
Lead sponsor
University of Utah
Other
Eligibility
18 Years and older
Enrollment
22,213 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020
U.S. locations
1
States / cities
Salt Lake City, Utah
Source: ClinicalTrials.gov public record
Updated Apr 27, 2021 · Synced Sep 29, 2026, 12:26 AM EDT
Completed Phase 3 Interventional Results available

Open-Label Long-Term Safety and Efficacy Study of Fixed Dose Combination of Nifedipine Gastrointestinal Therapeutic System and Candesartan Cilexetil in Subjects With Moderate to Severe Essential Hypertension

NCT01788358
View directory record Official record
Conditions
Hypertension
Interventions
Nifedipine GITS/Candesartan Cilexetil FDC(BAY98-7106)
Drug
Lead sponsor
Bayer
Industry
Eligibility
18 Years and older
Enrollment
508 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2014
U.S. locations
39
States / cities
Foley, Alabama • Carmichael, California • Los Angeles, California + 33 more
Source: ClinicalTrials.gov public record
Updated Oct 23, 2017 · Synced Sep 29, 2026, 12:26 AM EDT
Completed Phase 4 Interventional Results available

Amlodipine Versus Nifedipine ER for the Management of Postpartum Hypertension

NCT04790279
View directory record Official record
Conditions
Hypertension in Pregnancy
Interventions
Amlodipine, NIFEdipine ER
Drug
Lead sponsor
Prisma Health-Upstate
Other
Eligibility
18 Years and older · Female only
Enrollment
175 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2023
U.S. locations
1
States / cities
Greenville, South Carolina
Source: ClinicalTrials.gov public record
Updated Oct 27, 2024 · Synced Sep 29, 2026, 12:26 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

A Relative Bioavailability Study of 60 mg Nifedipine Extended Release Tablets Under Fasting Conditions

NCT00865891
View directory record Official record
Conditions
Healthy
Interventions
Nifedipine Extended Release tablets 60 mg, single dose, ADALAT® CC Extended Release Tablets 60 mg
Drug
Lead sponsor
Actavis Inc.
Industry
Eligibility
18 Years to 45 Years
Enrollment
96 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2005
U.S. locations
1
States / cities
Fargo, North Dakota
Source: ClinicalTrials.gov public record
Updated Aug 16, 2010 · Synced Sep 29, 2026, 12:26 AM EDT
Terminated Phase 4 Interventional Results available

Postpartum Hypertension Study

NCT05139238
View directory record Official record
Conditions
Postpartum Pregnancy-Induced Hypertension, Postpartum Preeclampsia, Pregnancy-Induced Hypertension in Postpartum, Hypertensive Emergency
Interventions
Labetalol, Nifedipine
Drug
Lead sponsor
Columbia University
Other
Eligibility
18 Years and older · Female only
Enrollment
2 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2025
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated May 5, 2026 · Synced Sep 29, 2026, 12:26 AM EDT