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Completed Phase 3 Interventional Results available

Efficacy and Safety of Azilsartan Medoxomil Plus Chlorthalidone in Participants With Moderate to Severe Hypertension

ClinicalTrials.gov ID: NCT00846365

Public ClinicalTrials.gov record NCT00846365. 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.

ClinicalTrials.gov public records Last synced Oct 25, 2026, 4:08 AM EDT

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

Official title

A Phase 3, Double-Blind, Randomized, Efficacy and Safety Study Comparing the TAK-491 Plus Chlorthalidone Fixed-Dose Combination vs Benicar HCT® (Olmesartan Medoxomil-Hydrochlorothiazide) in Subjects With Moderate to Severe Essential Hypertension

Brief summary

Reproduced verbatim from the official ClinicalTrials.gov record. Not medical advice.

The purpose of this study is to determine the efficacy and safety of azilsartan medoxomil combined with chlorthalidone, once daily (QD), in participants with moderate to severe essential hypertension.

Study identification

NCT ID
NCT00846365
Recruitment status
Completed
Study type
Interventional
Phase
Phase 3
Lead sponsor
Takeda
Industry
Enrollment
1,085 participants

Conditions and interventions

Eligibility (public fields only)

Age range
18 Years and older
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
Mar 2009 (Type not available)
Primary completion
Jun 2010 (Actual)
Completion
Jun 2010 (Actual)
Last update posted
Mar 13, 2012

2009 – 2010

United States locations

U.S. sites
70
U.S. states
28
U.S. cities
70
Facility City State ZIP Site status
Not listed Birmingham Alabama — —
Not listed Haleyville Alabama — —
Not listed Hueytown Alabama — —
Not listed Jasper Alabama — —
Not listed Tallassee Alabama — —
Not listed Green Valley Arizona — —
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Not listed National City California — —
Not listed Roseville California — —
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Not listed Jupiter Florida — —
Not listed Miami Florida — —
Not listed Ocala Florida — —
Not listed Pembroke Pines Florida — —
Not listed Plant City Florida — —
Not listed Tallahassee Florida — —
Not listed Arlington Heights Illinois — —
Not listed Chicago Illinois — —
Not listed Gurnee Illinois — —
Not listed Avon Indiana — —
Not listed Wichita Kansas — —
Not listed Louisville Kentucky — —
Not listed Auburn Maine — —
Not listed Baltimore Maryland — —
Not listed Brockton Massachusetts — —
Not listed Haverhill Massachusetts — —
Not listed North Dartmouth Massachusetts — —
Not listed Bingham Farms Michigan — —
Not listed Stevensville Michigan — —
Not listed Olive Branch Mississippi — —
Not listed Kansas City Missouri — —
Not listed New York New York — —
Not listed Burlington North Carolina — —
Not listed Charlotte North Carolina — —
Not listed Hickory North Carolina — —
Not listed Shelby North Carolina — —
Not listed Akron Ohio — —
Not listed Cleveland Ohio — —
Not listed Columbus Ohio — —
Not listed Marion Ohio — —
Not listed Middleburg Heights Ohio — —
Not listed Willoughby Hills Ohio — —
Not listed Norman Oklahoma — —
Not listed Bensalem Pennsylvania — —
Not listed Erie Pennsylvania — —
Not listed Reading Pennsylvania — —
Not listed Cranston Rhode Island — —
Not listed Cumberland Rhode Island — —
Not listed North Charleston South Carolina — —
Not listed Jackson Tennessee — —
Not listed Kingsport Tennessee — —
Not listed Milan Tennessee — —
Not listed Austin Texas — —
Not listed Corpus Christi Texas — —
Not listed Dallas Texas — —
Not listed Houston Texas — —
Not listed San Antonio Texas — —
Not listed Salt Lake City Utah — —
Not listed Arlington Virginia — —
Not listed Burke Virginia — —
Not listed Charlottesville Virginia — —
Not listed Manassas Virginia — —
Not listed Lakewood Washington — —
Not listed Port Orchard Washington — —
Not listed Menomonee Falls Wisconsin — —

Site contact phone numbers, emails, and investigator names are intentionally not displayed here. Open the official ClinicalTrials.gov record for site contact information.

Non-U.S. locations

This page focuses on the U.S. directory. The official record also lists 10 non-U.S. sites.

About this trial record page

What this page shows
Public field values for ClinicalTrials.gov record NCT00846365, 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 Mar 13, 2012 · Synced Oct 25, 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 public registry record, listed eligibility criteria, and available contact information for NCT00846365 live on ClinicalTrials.gov.

View official ClinicalTrials.gov record →