Losartan and HCTZ and Amlodipine vs Atenolol and Amlodipine (0954A-309)(COMPLETED)

This study has been completed.
Sponsor:
Information provided by:
Merck Sharp & Dohme Corp.
ClinicalTrials.gov Identifier:
NCT00140959
First received: August 31, 2005
Last updated: May 24, 2013
Last verified: May 2013
  Purpose

A study to evaluate the effects of combination losartan versus combination atenolol in patients with ambulatory systolic hypertension.


Condition Intervention Phase
Hypertension
Drug: MK0954, losartan potassium/Duration of Treatment: 18 weeks
Drug: Comparator: losartan, HCTZ, amlodipine, atenolol/Duration of Treatment: 18 weeks
Phase 4

Study Type: Interventional
Study Design: Allocation: Randomized
Endpoint Classification: Safety/Efficacy Study
Intervention Model: Parallel Assignment
Masking: Open Label
Primary Purpose: Treatment
Official Title: Antihypertensive Effects of a Fixed-dose Combination of Losartan and Hydrochlorothiazide Plus Amlodipine Versus a Hydrochlorothiazide and Atenolol Combination Plus Amlodipine in Subjects With Ambulatory Systolic Hypertension.

Resource links provided by NLM:


Further study details as provided by Merck Sharp & Dohme Corp.:

Primary Outcome Measures:
  • Mean daytime ambulatory systolic blood pressure

Secondary Outcome Measures:
  • Ambulatory BP
  • Pulse pressure
  • Trough sitting BP
  • Percentage of patients who reach goal ambulatory systolic BP

Estimated Enrollment: 120
Study Start Date: February 2003
Primary Completion Date: June 2004 (Final data collection date for primary outcome measure)
  Eligibility

Ages Eligible for Study:   18 Years and older
Genders Eligible for Study:   Both
Accepts Healthy Volunteers:   Yes
Criteria

Inclusion Criteria:

  • Males or females at least 18 years of age who have ambulatory systolic hypertension.
  Contacts and Locations
Choosing to participate in a study is an important personal decision. Talk with your doctor and family members or friends about deciding to join a study. To learn more about this study, you or your doctor may contact the study research staff using the Contacts provided below. For general information, see Learn About Clinical Studies.

Please refer to this study by its ClinicalTrials.gov identifier: NCT00140959

Sponsors and Collaborators
Merck Sharp & Dohme Corp.
Investigators
Study Director: Medical Monitor Merck Sharp & Dohme Corp.
  More Information

Publications:
Responsible Party: Executive Vice President, Clinical and Quantitative Sciences, Merck & Co., Inc.
ClinicalTrials.gov Identifier: NCT00140959     History of Changes
Other Study ID Numbers: 2005_061, MK0954-309
Study First Received: August 31, 2005
Last Updated: May 24, 2013
Health Authority: Canada: Health Canada

Additional relevant MeSH terms:
Hypertension
Vascular Diseases
Cardiovascular Diseases
Antihypertensive Agents
Atenolol
Hydrochlorothiazide
Amlodipine
Losartan
Cardiovascular Agents
Therapeutic Uses
Pharmacologic Actions
Anti-Arrhythmia Agents
Sympatholytics
Autonomic Agents
Peripheral Nervous System Agents
Physiological Effects of Drugs
Adrenergic beta-1 Receptor Antagonists
Adrenergic beta-Antagonists
Adrenergic Antagonists
Adrenergic Agents
Neurotransmitter Agents
Molecular Mechanisms of Pharmacological Action
Diuretics
Natriuretic Agents
Sodium Chloride Symporter Inhibitors
Membrane Transport Modulators
Calcium Channel Blockers
Vasodilator Agents
Angiotensin II Type 1 Receptor Blockers
Angiotensin Receptor Antagonists

ClinicalTrials.gov processed this record on August 21, 2014