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ClinicalTrials.gov public records Last synced Sep 29, 2026, 7:31 PM EDT

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Showing 25–48 of 24 matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
Conditions
Hypertension
Interventions
Aliskiren Hydrochlorothiazide (HCTZ): 8 weeks, Amlodipine: 8 weeks
Drug
Lead sponsor
Novartis Pharmaceuticals
Industry
Eligibility
18 Years and older
Enrollment
332 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2009
U.S. locations
1
States / cities
East Hanover, New Jersey
Conditions
Stage 2 Systolic Hypertension
Interventions
valsartan, amlodipine, HCTZ, Losartan, HCTZ followed by valsartan, amlodipine, HCTZ
Drug
Lead sponsor
Novartis
Industry
Eligibility
18 Years and older
Enrollment
488 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2010
U.S. locations
1
States / cities
East Hanover, New Jersey
Conditions
Hypertension, Diabetes Mellitus, Type 2
Interventions
Ertugliflozin, Hydrochlorothiazide 12.5mg, Microneurography, SKNA recordings, Static Handgrip, Post-handgrip forearm vascular occlusion, Testing of the Arterial Baroreflex Function
Drug · Device · Other
Lead sponsor
Cedars-Sinai Medical Center
Other
Eligibility
35 Years to 65 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2020
U.S. locations
1
States / cities
Los Angeles, California
Completed Phase 3 Interventional Results available

Diuretic Comparison Project

NCT02185417
Conditions
Hypertension
Interventions
Hydrochlorothiazide (HCTZ), Chlorthalidone (CTD)
Drug
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
65 Years and older
Enrollment
20,723 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2022
U.S. locations
69
States / cities
Birmingham, Alabama • Anchorage, Alaska • Fayetteville, Arkansas + 64 more
Conditions
Chronic Kidney Disease
Interventions
Diuretic initiation or augmentation
Drug
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020
U.S. locations
1
States / cities
Dallas, Texas
Conditions
Hypertension, Metabolic Syndrome
Interventions
Aliskerin/Valsartan and Rampiril
Drug
Lead sponsor
University of Michigan
Other
Eligibility
18 Years to 80 Years
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2012
U.S. locations
1
States / cities
Ann Arbor, Michigan
Conditions
Hypertension, Hyperlipidemia
Interventions
Free Generic Samples (hydrochlorothiazide, simvastatin)
Behavioral
Lead sponsor
Brigham and Women's Hospital
Other
Eligibility
Not listed
Enrollment
660 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2011
U.S. locations
1
States / cities
Boston, Massachusetts
Completed Phase 2 Interventional Results available

The SCCS Polypill Pilot Trial

NCT02278471
Conditions
Hypertension, Hyperlipidemia
Interventions
Polypill (atorvastatin, amlodipine, losartan, and hydrochlorothiazide)
Drug
Lead sponsor
Vanderbilt University
Other
Eligibility
45 Years to 75 Years
Enrollment
303 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2018
U.S. locations
1
States / cities
Mobile, Alabama
Conditions
Hypertension
Interventions
Valsartan/Hydrochlorothiazide
Drug
Lead sponsor
Novartis
Industry
Eligibility
18 Years and older
Enrollment
648 participants
Timeline
Started 2005
U.S. locations
1
States / cities
East Hanover, New Jersey
Completed Early Phase 1 Interventional Accepts healthy volunteers

Sympathetic Regulation of Large Artery Stiffness in Humans With ISH

NCT04423627
Conditions
Hypertension, Systolic, Stiffness, Aortic
Interventions
Clonidine, Hydrochlorothiazide, Placebo
Drug
Lead sponsor
University of Iowa
Other
Eligibility
60 Years to 85 Years
Enrollment
100 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2025
U.S. locations
2
States / cities
Iowa City, Iowa
Conditions
Hypertension, Blood Pressure, High
Interventions
Ramipril and hydrochlorothiazide
Drug
Lead sponsor
Pfizer
Industry
Eligibility
18 Years to 80 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2007
U.S. locations
60
States / cities
Birmingham, Alabama • Huntsville, Alabama • Glendale, Arizona + 51 more
Conditions
Hypertension
Interventions
Olmesartan medoxomil, Amlodipine, Hydrochlorothiazide
Drug
Lead sponsor
Daiichi Sankyo
Industry
Eligibility
18 Years to 80 Years
Enrollment
2,500 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2009
U.S. locations
228
States / cities
Birmingham, Alabama • Columbiana, Alabama • Gulf Shores, Alabama + 225 more
Conditions
Hyperparathyroidism
Interventions
HCTZ cessation
Procedure
Lead sponsor
University of Missouri-Columbia
Other
Eligibility
18 Years and older
Enrollment
2 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2017
U.S. locations
1
States / cities
Columbia, Missouri
Completed Phase 1 Interventional Accepts healthy volunteers Results available

Moexipril HCl/Hydrochlorothiazide 15/25 mg Tablets Under Non-Fasting Conditions

NCT00834067
Conditions
Healthy
Interventions
Moexipril HCl/hydrochlorothiazide 15/25 mg tablets, UNIRETIC® 15/25 mg tablets
Drug
Lead sponsor
Teva Pharmaceuticals USA
Industry
Eligibility
18 Years and older
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2003
U.S. locations
2
States / cities
Saint Charles, Missouri • Houston, Texas
Conditions
Hypertension, High Blood Pressure
Interventions
Losartan, Amlodipine, Hydrochlorothiazide
Drug
Lead sponsor
Columbia University
Other
Eligibility
21 Years to 80 Years
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2017
U.S. locations
1
States / cities
New York, New York
Conditions
Hypertension
Interventions
Aliskiren, Ramipril, Hydrochlorothiazide, Amlodipine
Drug
Lead sponsor
Novartis Pharmaceuticals
Industry
Eligibility
65 Years and older
Enrollment
901 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2008
U.S. locations
1
States / cities
East Hanover, New Jersey
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
Conditions
Hypertension
Interventions
Clonidine, Nitroglycerin transdermal, Dipyridamole/ Aspirin (Aggrenox), Desmopressin (DDAVP), Sildenafil, Nifedipine, Hydralazine, Hydrochlorothiazide, Placebo, Bosentan, Diltiazem, Eplerenone, guanfacine, L-arginine, captopril, carbidopa, losartan, metoprolol tartrate, nebivolol hydrochloride, prazosin hydrochloride, tamsulosin hydrochloride, Head-up tilt., aliskiren, Local heat stress
Drug · Dietary Supplement · Other
Lead sponsor
Vanderbilt University
Other
Eligibility
18 Years to 80 Years
Enrollment
152 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2001 – 2017
U.S. locations
1
States / cities
Nashville, Tennessee
Conditions
Hypertension
Interventions
Valsartan + HCTZ, Valsartan, HCTZ
Drug
Lead sponsor
Novartis Pharmaceuticals
Industry
Eligibility
70 Years and older
Enrollment
384 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2009
U.S. locations
20
States / cities
Birmingham, Alabama • Phoenix, Arizona • Escondido, California + 17 more
Conditions
Hypertension
Interventions
HCTZ + Amlodipine, Valsartan/HCTZ
Drug
Lead sponsor
Novartis Pharmaceuticals
Industry
Eligibility
40 Years and older
Enrollment
412 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 2006
U.S. locations
5
States / cities
Muscle Shoals, Alabama • Westlake Village, California • Oklahoma City, Oklahoma + 2 more
Conditions
Hypertension
Interventions
Nebivolol, Hydrochlorothiazide
Drug
Lead sponsor
InVasc Therapeutics, Inc.
Industry
Eligibility
18 Years to 75 Years
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2010
U.S. locations
1
States / cities
Tucker, Georgia
Conditions
Hypertension
Interventions
amlodipine and olmesartan medoxomil tablets, hydrochlorothiazide tablets
Drug
Lead sponsor
Daiichi Sankyo
Industry
Eligibility
18 Years and older
Enrollment
999 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2009
U.S. locations
72
States / cities
Birmingham, Alabama • Green Valley, Arizona • Mesa, Arizona + 69 more
Conditions
Type 2 Diabetes Mellitus, Vascular Disease
Interventions
Spironolactone, Hydrochlorothiazide + potassium, Placebo
Drug · Other
Lead sponsor
Brigham and Women's Hospital
Other
Eligibility
18 Years to 70 Years
Enrollment
69 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2014
U.S. locations
1
States / cities
Boston, Massachusetts
Conditions
Hypertension
Interventions
Olmesartan medoxomil, Olmesartan medoxomil/hydrochlorothiazide, Hydrochlorothiazide
Drug
Lead sponsor
Daiichi Sankyo
Industry
Eligibility
18 Years and older
Enrollment
110 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004
U.S. locations
16
States / cities
Fort Lauderdale, California • Long Beach, California • Roseville, California + 13 more