Independent directory Public ClinicalTrials.gov records United States
Clinical Trials Finder
Objective public record navigation
Search Results

Search by objective public record fields.

Search by query text, NCT ID, condition, intervention, sponsor, city, state, recruitment status, phase, study type, healthy volunteer eligibility, sex, or age. Results are retrieved from ClinicalTrials.gov and synchronized into the directory. Search pages remain noindex by default.

Clear filters
ClinicalTrials.gov public records Last synced Sep 25, 2026, 12:54 AM EDT

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

Showing 1–24 of 45 matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
Filters: Intervention: Amlodipine + HCTZ Clear all
Completed Not applicable Interventional

Renin Profiling in Selection of Initial Antihypertensive Drug

NCT00834600
View directory record Official record
Conditions
Hypertension
Interventions
olmesartan, hydrochlorothiazide, amlodipine, hydrochlorothiazide (HCTZ) or olmesartan
Drug
Lead sponsor
The Louis & Rachel Rudin Foundation
Other
Eligibility
40 Years to 85 Years
Enrollment
185 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2011
U.S. locations
5
States / cities
The Bronx, New York
Source: ClinicalTrials.gov public record
Updated Apr 18, 2012 · Synced Sep 25, 2026, 12:54 AM EDT
Completed Phase 2 Interventional Results available

Study of the Safety and Efficacy of LCZ696 on Arterial Stiffness in Elderly Patients With Hypertension

NCT01692301
View directory record Official record
Conditions
Hypertension
Interventions
LCZ696, Olmesartan, LCZ696 matching placebo, Olmesartan matching placebo, amlodipine, hydrochlorothiazide
Drug
Lead sponsor
Novartis Pharmaceuticals
Industry
Eligibility
60 Years and older
Enrollment
454 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2015
U.S. locations
11
States / cities
Clearwater, Florida • Chicago, Illinois • Baltimore, Maryland + 8 more
Source: ClinicalTrials.gov public record
Updated May 3, 2016 · Synced Sep 25, 2026, 12:54 AM EDT
Withdrawn Phase 4 Interventional

Regression of Fatty Heart by Valsartan Therapy

NCT00745953
View directory record Official record
Conditions
Metabolic Syndrome, Lipotoxicity
Interventions
Valsartan, Hydrochlorothiazide
Drug
Lead sponsor
University of Texas Southwestern Medical Center
Other
Eligibility
18 Years to 50 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2009
U.S. locations
1
States / cities
Dallas, Texas
Source: ClinicalTrials.gov public record
Updated Jan 16, 2019 · Synced Sep 25, 2026, 12:54 AM EDT
Not listed Phase 4 Interventional Accepts healthy volunteers

Changes in Endothelial Function and Biomarkers in African Americans (AA) With Metabolic Syndrome

NCT01271374
View directory record Official record
Conditions
Hypertension
Interventions
amlodipine and olmesartan, losartan and HCTZ
Drug
Lead sponsor
InVasc Therapeutics, Inc.
Industry
Eligibility
18 Years to 75 Years
Enrollment
80 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2011
U.S. locations
1
States / cities
Tucker, Georgia
Source: ClinicalTrials.gov public record
Updated May 4, 2011 · Synced Sep 25, 2026, 12:54 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 25, 2026, 12:54 AM EDT
Completed Phase 4 Interventional Results available

Black Education and Treatment of Hypertension (BEAT HTN)

NCT00661895
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Dec 3, 2012 · Synced Sep 25, 2026, 12:54 AM EDT
Completed Phase 3 Interventional

Efficacy and Safety of Valsartan/Amlodipine Combination in Patients With Severe Hypertension

NCT00171535
View directory record Official record
Conditions
Hypertension
Interventions
valsartan/amlodipine
Drug
Lead sponsor
Novartis
Industry
Eligibility
18 Years and older
Enrollment
130 participants
Timeline
2004 – 2005
U.S. locations
1
States / cities
East Hanover, New Jersey
Source: ClinicalTrials.gov public record
Updated Nov 7, 2011 · Synced Sep 25, 2026, 12:54 AM EDT
Completed Phase 4 Interventional Results available

Safety/Efficacy of Valsartan/Hydrochlorothiazide Combination Compared to Hydrochlorothiazide in Obese Hypertensive Adults

NCT00439738
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated May 15, 2017 · Synced Sep 25, 2026, 12:54 AM EDT
Completed Phase 4 Interventional

Treatment of High Blood Pressure Using Olmesartan With Hydrochlorothiazide Compared to an ACE Inhibitor With a Calcium Channel Blocker

NCT00185120
View directory record Official record
Conditions
Hypertension
Interventions
Olmesartan medoxomil, Hydroclorothiazide, Benazepril, Amlodipine
Drug
Lead sponsor
Daiichi Sankyo
Industry
Eligibility
18 Years and older
Enrollment
152 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2006
U.S. locations
20
States / cities
Mobile, Alabama • Long Beach, California • Los Angeles, California + 17 more
Source: ClinicalTrials.gov public record
Updated Jan 17, 2012 · Synced Sep 25, 2026, 12:54 AM EDT
Completed Phase 4 Interventional Results available

Aliskiren/Amlodipine/Hydrochlorothiazide (HCTZ) Versus Aliskiren/Amlodipine in US Minority Patients With Stage II Systolic Hypertension

NCT00942994
View directory record Official record
Conditions
Hypertension
Interventions
Aliskiren/Amlodipine, Aliskiren/Amlodipine and Hydrochlorothiazide (HCTZ)
Drug
Lead sponsor
Novartis
Industry
Eligibility
18 Years and older
Enrollment
412 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 2009
U.S. locations
5
States / cities
Little Rock, Arkansas • South Miami, Florida • Mattapan, Massachusetts + 2 more
Source: ClinicalTrials.gov public record
Updated Jun 7, 2011 · Synced Sep 25, 2026, 12:54 AM EDT
Completed Phase 4 Interventional Results available

Blood Pressure Lowering of Aliskiren HCTZ Compared to HCTZ in Stage 2 Systolic Hypertension in Older Population

NCT00760266
View directory record Official record
Conditions
Hypertension
Interventions
Aliskiren, Hydrochlorothiazide
Drug
Lead sponsor
Novartis
Industry
Eligibility
55 Years and older
Enrollment
451 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2009
U.S. locations
1
States / cities
East Hanover, New Jersey
Source: ClinicalTrials.gov public record
Updated Apr 3, 2011 · Synced Sep 25, 2026, 12:54 AM EDT
Completed Phase 4 Interventional Results available

Valsartan Intensified Primary Care Reduction of Blood Pressure Study

NCT00902304
View directory record Official record
Conditions
Hypertension
Interventions
Valsartan and hydrochlorothiazide (HCTZ) - monotherapy, Valsartan and amlodipine, Usual care, Valsartan, Valsartan and hydrochlorothiazide (HCTZ) - combination arm
Drug
Lead sponsor
Novartis Pharmaceuticals
Industry
Eligibility
18 Years and older
Enrollment
2,337 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2011
U.S. locations
1
States / cities
East Hanover, New Jersey
Source: ClinicalTrials.gov public record
Updated Dec 3, 2012 · Synced Sep 25, 2026, 12:54 AM EDT
Completed Phase 3 Interventional

A Clinical Study to Compare Combination of Aliskiren+ HCTZ to Irbesartan+ HCTZ or Amlodipine+ HCTZ or HCTZ Alone in Obese Hypertensive Not Responsive to HCTZ 25 mg

NCT00219115
View directory record Official record
Conditions
Hypertension
Interventions
aliskiren
Drug
Lead sponsor
Novartis
Industry
Eligibility
18 Years and older
Enrollment
493 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2006
U.S. locations
1
States / cities
East Hanover, New Jersey
Source: ClinicalTrials.gov public record
Updated Feb 6, 2017 · Synced Sep 25, 2026, 12:54 AM EDT
Completed Phase 4 Interventional Results available

Blood Pressure Lowering of Aliskiren Hydrochlorothiazide (HCTZ) Versus Amlodipine in Stage 2 Hypertension in African Americans

NCT00739596
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Oct 26, 2016 · Synced Sep 25, 2026, 12:54 AM EDT
Completed Phase 3 Interventional Results available

A Long Term Safety Study to Test the Combination of Aliskiren/ Amlodipine / Hydrochlorothiazide in Participants With Essential Hypertension

NCT00667719
View directory record Official record
Conditions
Essential Hypertension
Interventions
Aliskiren, Amlodipine, Hydrochlorothiazide
Drug
Lead sponsor
Novartis
Industry
Eligibility
18 Years and older
Enrollment
564 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2009
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Jun 6, 2021 · Synced Sep 25, 2026, 12:54 AM EDT
Completed Phase 2 Interventional Results available

CAndesartan vs LIsinopril Effects on the BRain

NCT01984164
View directory record Official record
Conditions
Hypertension, Mild Cognitive Impairment
Interventions
Candesartan, Lisinopril
Drug
Lead sponsor
Emory University
Other
Eligibility
55 Years and older
Enrollment
176 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2018
U.S. locations
1
States / cities
Atlanta, Georgia
Source: ClinicalTrials.gov public record
Updated Feb 20, 2021 · Synced Sep 25, 2026, 12:54 AM EDT
Completed Not applicable Interventional Results available

A Pilot Study of Plasma Renin Activity Guided vs Generic Combination Therapy for Hypertension

NCT01658657
View directory record Official record
Conditions
Hypertension, Plasma Renin Activity
Interventions
Hydrochlorothiazide, Lisinopril, Amlodipine, metoprolol, lisinopril/hydrochlorothiazide
Drug
Lead sponsor
University of North Carolina, Chapel Hill
Other
Eligibility
18 Years and older
Enrollment
17 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2014
U.S. locations
1
States / cities
Chapel Hill, North Carolina
Source: ClinicalTrials.gov public record
Updated Aug 26, 2015 · Synced Sep 25, 2026, 12:54 AM EDT
Completed Not applicable Interventional Results available

Series of N-of-1 Crossover Trials of Antihypertensive Therapy in Adolescents With Essential Hypertension

NCT02412761
View directory record Official record
Conditions
Essential Hypertension
Interventions
Lisinopril, Amlodipine, Hydrochlorothiazide
Drug
Lead sponsor
The University of Texas Health Science Center, Houston
Other
Eligibility
9 Years to 22 Years
Enrollment
42 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2016
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Nov 14, 2018 · Synced Sep 25, 2026, 12:54 AM EDT
Withdrawn Phase 4 Interventional

Evaluating the Effect of Aliskiren Versus HCTZ on Coronary Flow Reserve in Hypertensive Type II Diabetics

NCT00994253
View directory record Official record
Conditions
Hypertension, Diabetes Type 2
Interventions
Aliskiren, Hydrochlorothiazide
Drug
Lead sponsor
Corewell Health East
Other
Eligibility
18 Years to 85 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2012
U.S. locations
1
States / cities
Royal Oak, Michigan
Source: ClinicalTrials.gov public record
Updated Oct 1, 2017 · Synced Sep 25, 2026, 12:54 AM EDT
Completed Phase 4 Interventional Results available

Aliskiren HCTZ Compared to Amlodipine in Patients With Stage 2 Systolic Hypertension and Diabetes Mellitus

NCT00787605
View directory record Official record
Conditions
Hypertension, Diabetes Mellitus
Interventions
Amlodipine, Hydrochlorothiazide (HCTZ), Aliskiren
Drug
Lead sponsor
Novartis
Industry
Eligibility
18 Years and older
Enrollment
860 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2010
U.S. locations
1
States / cities
East Hanover, New Jersey
Source: ClinicalTrials.gov public record
Updated Oct 26, 2016 · Synced Sep 25, 2026, 12:54 AM EDT
Completed Phase 3 Interventional Accepts healthy volunteers

8-week Study to Evaluate Safety and Efficacy of Various Combinations of Valsartan, HCTZ, and Amlodipine in Patients With Moderate to Severe Hypertension

NCT00327587
View directory record Official record
Conditions
Hypertension
Interventions
Valsartan + amlodipine, Valsartan + HCTZ, Amlodipine + HCTZ, Valsartan + amlodipine + HCTZ
Drug
Lead sponsor
Novartis
Industry
Eligibility
18 Years to 85 Years
Enrollment
2,279 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006 – 2007
U.S. locations
1
States / cities
East Hanover, New Jersey
Source: ClinicalTrials.gov public record
Updated Nov 7, 2011 · Synced Sep 25, 2026, 12:54 AM EDT
Completed Phase 4 Interventional Results available

18 Week Study Evaluating Safety and Efficacy of Olmesartan, Amlodipine, and Hydrochlorothiazide, in Type 2 Diabetics

NCT00654745
View directory record Official record
Conditions
Type 2 Diabetes, Hypertension
Interventions
Amlodipine, amlodipine / olmesartan medoxomil combination, Hydrochlorothiazide
Drug
Lead sponsor
Daiichi Sankyo
Industry
Eligibility
18 Years to 80 Years
Enrollment
207 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2009
U.S. locations
21
States / cities
Los Angeles, California • Sylmar, California • Tustin, California + 18 more
Source: ClinicalTrials.gov public record
Updated Jul 12, 2010 · Synced Sep 25, 2026, 12:54 AM EDT
Completed Phase 4 Interventional Results available

Study of the Glycemic Effects of Nebivolol Compared With Metoprolol and HCTZ in Diabetic Hypertensive Patients

NCT00744237
View directory record Official record
Conditions
Hypertension, Type 2 Diabetes Mellitus
Interventions
Nebivolol, Metoprolol ER, HCTZ
Drug
Lead sponsor
Forest Laboratories
Industry
Eligibility
18 Years to 85 Years
Enrollment
231 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 2008
U.S. locations
62
States / cities
Athens, Alabama • Huntsville, Alabama • Bell Gardens, California + 54 more
Source: ClinicalTrials.gov public record
Updated Jul 28, 2011 · Synced Sep 25, 2026, 12:54 AM EDT
Completed Phase 3 Interventional Results available

Action to Control Cardiovascular Risk in Diabetes (ACCORD)

NCT00000620
View directory record Official record
Conditions
Atherosclerosis, Cardiovascular Diseases, Hypercholesterolemia, Hypertension, Diabetes Mellitus, Type 2, Diabetes Mellitus, Coronary Disease
Interventions
Anti-hyperglycemic Agents, Anti-hypertensive Agents, Blinded fenofibrate or placebo plus simvastatin
Drug
Lead sponsor
National Heart, Lung, and Blood Institute (NHLBI)
NIH
Eligibility
40 Years to 79 Years
Enrollment
10,251 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
1999 – 2012
U.S. locations
6
States / cities
Minneapolis, Minnesota • New York, New York • Winston-Salem, North Carolina + 3 more
Source: ClinicalTrials.gov public record
Updated Nov 21, 2016 · Synced Sep 25, 2026, 12:54 AM EDT