Ramipril and Hydrochlorothiazide Alone and in Combination for the Treatment of Essential Hypertension
Public ClinicalTrials.gov record NCT00355589. Field values are reproduced from the official study page; the official ClinicalTrials.gov record remains the source of truth for eligibility, enrollment, and contact information.
Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.
Official title
A Randomized, Double-Blind, Multicenter, Parallel Study Evaluating the Efficacy and Safety of a Combination of Ramipril Plus Hydrochlorothiazide Versus the Component Monotherapies in Subjects With Essential Hypertension
Brief summary
Reproduced verbatim from the official ClinicalTrials.gov record. Not medical advice.
The purpose of this study is to determine if there is greater blood pressure reduction using ramipril or hydrochlorothiazide alone or ramipril and hydrochlorothiazide together.
Study identification
- NCT ID
- NCT00355589
- Recruitment status
- Completed
- Study type
- Interventional
- Phase
- Phase 3
- Enrollment
- Not listed
Conditions and interventions
Conditions
Eligibility (public fields only)
- Age range
- 18 Years to 80 Years
- Sex
- All
- Healthy volunteers
- Healthy volunteers not accepted
This page does not interpret eligibility. Detailed inclusion and exclusion criteria are on the official ClinicalTrials.gov record.
Study timeline
- Start date
- Jun 30, 2006
- Primary completion
- Feb 28, 2007
- Completion
- Feb 28, 2007
- Last update posted
- Oct 9, 2012
2006 – 2007
United States locations
- U.S. sites
- 60
- U.S. states
- 21
- U.S. cities
- 54
| Facility | City | State | ZIP | Site status |
|---|---|---|---|---|
| Cahaba Research Inc. | Birmingham | Alabama | 35242 | — |
| Clinical Research Associates | Huntsville | Alabama | 35801 | — |
| Pulmonary Associates | Glendale | Arizona | 85306 | — |
| Impact Clinical Trials | Beverly Hills | California | 90211 | — |
| Lovelace Scientific Resources, Inc. | Beverly Hills | California | 90211 | — |
| Associated Pharmaceutical Research Center, Inc. | Buena Park | California | 90620 | — |
| Marin Endocrine Care and Research | Greenbrae | California | 94904 | — |
| Memorial Research Medical Clinic | Long Beach | California | 90806 | — |
| The Intermed Group; Samaritan Medical Tower | Los Angeles | California | 90017 | — |
| National Research Institute | Los Angeles | California | 90057 | — |
| Clinical Trials Research | Roseville | California | 95661 | — |
| Bayview Research Group | Studio City | California | 91604 | — |
| Viking Clinical Research | Temecula | California | 92591 | — |
| University of Connecticut Health Center | Farmington | Connecticut | 06030 | — |
| Clinical Research of West Florida, Inc. | Clearwater | Florida | 33765 | — |
| Clinical Research of South Florida | Coral Gables | Florida | 33134 | — |
| University Clinical Research Deland, Inc. | DeLand | Florida | 32720 | — |
| South Florida Clinical Research Center | Hollywood | Florida | 33023 | — |
| Innovative Research of West Florida | Largo | Florida | 33770 | — |
| International Research Associates, LLC | Miami | Florida | 33156 | — |
| Lifespan Research Foundation | Miami | Florida | 33186 | — |
| Sun Coast Clinical Research | New Port Richey | Florida | 34652 | — |
| Renstar Medical Research | Ocala | Florida | 34471 | — |
| Suncoast Clinical Research, Inc. | Palm Harbor | Florida | 34684 | — |
| University Clinical Research, Inc. | Pembroke Pines | Florida | 33024 | — |
| Lovelace Scientific Resources | Sarasota | Florida | 34233 | — |
| Metabolic Research Institute, Inc. | West Palm Beach | Florida | 33401 | — |
| Executive Health and Research Associates, Inc. | Atlanta | Georgia | 30342 | — |
| Cedar Crosse Research Center | Chicago | Illinois | 60607 | — |
| James R. Herron, MD, Ltd. | Chicago | Illinois | 60610 | — |
| Clinical Investigation Specialists, Inc. | Gurnee | Illinois | 60031 | — |
| Midwest Institute for Clinical Research | Indianapolis | Indiana | 46260 | — |
| Michigan Institute of Medicine | Livonia | Michigan | 48152 | — |
| Medical Research Associates | Traverse City | Michigan | 49684 | — |
| Twin Cities Clinical Research | Brooklyn Center | Minnesota | 55430 | — |
| Advanced Biomedical Research of America | Las Vegas | Nevada | 89123 | — |
| Partners in Primary Care | Voorhees Township | New Jersey | 08043 | — |
| Cumberland Research Assocites, LLC | Fayetteville | North Carolina | 28304 | — |
| Unifour Medical Research Associates | Hickory | North Carolina | 28601 | — |
| Triangle Medical Research Associates | Raleigh | North Carolina | 27609 | — |
| The Lipid Center | Statesville | North Carolina | 28677 | — |
| Lyndhurst Gynecologic Associates, PA | Winston-Salem | North Carolina | 27103 | — |
| Piedmont Medical Research Associates | Winston-Salem | North Carolina | 27103 | — |
| Sterling Research Group, Inc. | Cincinnati | Ohio | 45219 | — |
| Smith Clinical Research | Marion | Ohio | 43302 | — |
| Radiant Research - Mogadore | Mogadore | Ohio | 44260 | — |
| Lion Research | Norman | Oklahoma | 73069 | — |
| Medford Medical Clinic Research Dept. | Medford | Oregon | 97504 | — |
| Philadelphia Health Associates | Philadelphia | Pennsylvania | 19146 | — |
| Medical Research South | Charleston | South Carolina | 29407 | — |
| SC Clinical Research Center, LLC | Columbia | South Carolina | 29201 | — |
| Radiant Research - Greer | Greer | South Carolina | 29651 | — |
| MetaClin Research, Inc. | Austin | Texas | 78704 | — |
| Punzi Medical Center | Carrollton | Texas | 75006 | — |
| Research Across America | Dallas | Texas | 75234 | — |
| Radiant Research - San Antonio | San Antonio | Texas | 78229 | — |
| WellMed Medical Management | San Antonio | Texas | 78229 | — |
| Clinical Research Associates of Tidewater | Norfolk | Virginia | 23507 | — |
| The Chase Wellness Center, Inc | Virginia Beach | Virginia | 23455 | — |
| Radiant Research - Tacoma | Lakewood | Washington | 98499 | — |
Site contact phone numbers, emails, and investigator names are intentionally not displayed here. Open the official ClinicalTrials.gov record for site contact information.
About this trial record page
- What this page shows
- Public field values for ClinicalTrials.gov record NCT00355589, including study identification, conditions, interventions, eligibility (age, sex, healthy volunteer), timeline, and U.S. site list.
- What this page does not do
- No medical advice, eligibility judgments, treatment recommendations, study quality scoring, or AI-generated medical summaries. No site contact phone numbers, emails, or investigator names.
- Where the data comes from
- Sourced from the official ClinicalTrials.gov public API. The official record is the source of truth.
- Last refresh
- Last update posted Oct 9, 2012 · Synced Sep 2, 2026
Related: full search, browse by condition, browse by drug or therapy, browse by sponsor, browse by U.S. city.
Open the official record
The complete protocol, eligibility criteria, and contact information for NCT00355589 live on ClinicalTrials.gov.