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Valsartan/Hydrochlorothiazide Combination in the Treatment of Severe Hypertension

A 6-Week Study to Evaluate the Combination of Valsartan/HCTZ (160/12.5mg With Forced Titration to Maximum Dose of 320/25mg) Compared to Valsartan Monotherapy (160mg With Forced Titration to 320mg) as Initial Therapy in Patients With Severe Hypertension

Status
Completed
Phases
Phase 3
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT00273299
Enrollment
607
Registered
2006-01-09
Start date
2005-11-30
Completion date
2006-07-31
Last updated
2011-11-08

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Hypertension

Keywords

hypertension, high blood pressure, valsartan/hydrochlorozide, severe hypertension

Brief summary

The purpose of this study is to assess the potential of using valsartan/HCTZ as initial therapy in patients with severe hypertension compared to valsartan alone as initial therapy, and to determine whether a greater proportion of patients achieve blood pressure control with the combination compared to the monotherapy without producing an unacceptable adverse event profile.

Interventions

Sponsors

Novartis
Lead SponsorINDUSTRY

Study design

Allocation
RANDOMIZED
Intervention model
PARALLEL
Primary purpose
TREATMENT
Masking
DOUBLE

Eligibility

Sex/Gender
ALL
Age
18 Years to 80 Years

Inclusion criteria

* Diagnosed severe hypertension

Exclusion criteria

* Inability to discontinue all prior antihypertensive medications * Heart failure of any kind * History of stroke, transient ischemic attack, myocardial infarction, chest pain, abnormal heart rhythm Liver, kidney, or pancreas disease * Diabetes with poor glucose control * Allergy to certain medications used to treat high blood pressure Other protocol-defined

Design outcomes

Primary

MeasureTime frame
Blood pressure less than 140/90 mmHg after 4 weeks

Secondary

MeasureTime frame
Blood pressure less than 140/90 mmHg after 6 weeks
Diastolic blood pressure less than 90 mmHg after 4 and 6 weeks
Systolic blood pressure less than 140 mmHg after 4 and 6 weeks
Change from baseline in systolic and diastolic blood pressure after 4 and 6 weeks
Adverse events and serious adverse events at each study visit for 6 weeks

Countries

United States

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Apr 5, 2026