Independent directory Public ClinicalTrials.gov records United States
Clear filters
ClinicalTrials.gov public records Last synced Sep 15, 2026, 7:52 AM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Showing 1–17 of 17 matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
Conditions
Preeclampsia Severe
Interventions
Nifedipine 30 MG, Placebos
Drug
Lead sponsor
Ohio State University
Other
Eligibility
18 Years to 45 Years · Female only
Enrollment
110 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2022
U.S. locations
1
States / cities
Columbus, Ohio
Conditions
Hypertension, Pregnancy-Induced
Interventions
Nifedipine ER
Drug
Lead sponsor
Medical College of Wisconsin
Other
Eligibility
18 Years and older · Female only
Enrollment
618 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2029
U.S. locations
2
States / cities
Chicago, Illinois • Milwaukee, Wisconsin
Completed Phase 1 Interventional Accepts healthy volunteers Results available

Drug Interaction With Proton Pump Inhibitors for Nifedipine ER Tablets

NCT03100838
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
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
Conditions
Preeclampsia With Severe Features
Interventions
Nifedipine XL
Drug
Lead sponsor
Ohio State University
Other
Eligibility
18 Years to 45 Years · Female only
Enrollment
56 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2023
U.S. locations
1
States / cities
Columbus, Ohio
Conditions
Postpartum Complication, Maternal Hypertension, High Blood Pressure
Interventions
Oral Nifedipine, Oral Labetalol
Drug
Lead sponsor
Loma Linda University
Other
Eligibility
18 Years and older · Female only
Enrollment
500 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2027
U.S. locations
1
States / cities
Loma Linda, California
Conditions
Hypertension in Pregnancy
Interventions
Enalapril 10mg QD, Nifedipine 30mg XL BID
Drug
Lead sponsor
Nebraska Methodist Health System
Other
Eligibility
19 Years and older · Female only
Enrollment
850 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2028
U.S. locations
1
States / cities
Omaha, Nebraska
Recruiting Phase 1 Interventional Accepts healthy volunteers

Chronic Hypertension and Pregnancy 2 (CHAP2) Pilot Project

NCT05989581
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
Conditions
Hypertension
Interventions
Hydrochlorothiazide, Lisinopril, Lisinopril and Hydrochlorothiazide, Nifedipine XL, Metoprolol tartrate, Atenolol, Valsartan, Doxazosin, Clonidine, Hydralazine, Metoprolol succinate, Amlodipine
Drug
Lead sponsor
Creighton University
Other
Eligibility
25 Years to 80 Years
Enrollment
99 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2009
U.S. locations
1
States / cities
Omaha, Nebraska
Conditions
Cognitive Impairment, Hypertension, Aging
Interventions
candesartan, lisinopril, hydrochlorothiazide, nifedipine, long acting, metoprolol, long-acting
Drug
Lead sponsor
University of Southern California
Other
Eligibility
60 Years and older
Enrollment
53 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2012
U.S. locations
2
States / cities
Los Angeles, California • Boston, Massachusetts
Completed Not applicable Interventional Results available

Oral Nifedipine Versus Oral Labetalol

NCT02168309
Conditions
Severe Postpartum Hypertension
Interventions
Labetalol, Nifedipine
Drug
Lead sponsor
Cedars-Sinai Medical Center
Other
Eligibility
18 Years to 100 Years · Female only
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2016
U.S. locations
1
States / cities
Los Angeles, California
Not listed Phase 3 Interventional Accepts healthy volunteers

Alfuzosin for Medical Expulsion Therapy of Ureteral Stones

NCT00713739
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
Conditions
Hypertension in Pregnancy, Hypertension in Postpartum
Interventions
Procardia XL 30Mg, Procardia XL 60Mg
Drug
Lead sponsor
Icahn School of Medicine at Mount Sinai
Other
Eligibility
18 Years to 55 Years · Female only
Enrollment
5 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2020
U.S. locations
1
States / cities
New York, New York
Conditions
Postpartum Preeclampsia, Hypertension in Pregnancy
Interventions
Labetalol Oral Tablet, NIFEdipine ER
Drug
Lead sponsor
Nebraska Methodist Health System
Other
Eligibility
19 Years and older · Female only
Enrollment
600 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2024
U.S. locations
1
States / cities
Omaha, Nebraska
Conditions
Systolic Hypertension, Pregnancy Related, Diastolic Hypertension, Cardiac Output, Low, Cardiac Output, High
Interventions
Labetalol, Atenolol, Nifedipine
Drug
Lead sponsor
Marshall University
Other
Eligibility
18 Years to 45 Years · Female only
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2025
U.S. locations
1
States / cities
Huntington, West Virginia
Completed Phase 4 Interventional Results available

Chronic Hypertension and Pregnancy (CHAP) Project

NCT02299414
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
Conditions
Erectile Dysfunction
Interventions
Vardenafil ODT, (Staxyn, BAY38-9456), Placebo
Drug
Lead sponsor
Bayer
Industry
Eligibility
65 Years to 80 Years · Male only
Enrollment
42 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011
U.S. locations
2
States / cities
Miami, Florida • Knoxville, Tennessee