Amlodipine Diabetic Hypertension Efficacy Response Trial (ADHERE)

A Multi-Center, Randomized, Double-Blind, Double-Dummy Study Evaluating The Safety and Efficacy Of The Addition Of Amlodipine To Quinapril Or Losartan In The Treatment Of Diabetic Hypertensive Subjects

To evaluate the percentage of subjects that reach the diabetic hypertensive blood pressure goal of <130/80 with amlodipine versus placebo in subjects initially treated with quinapril or losartan.

Study Overview

Status

Completed

Conditions

Intervention / Treatment

Study Type

Interventional

Enrollment (Actual)

739

Phase

  • Phase 4

Participation Criteria

Researchers look for people who fit a certain description, called eligibility criteria. Some examples of these criteria are a person's general health condition or prior treatments.

Eligibility Criteria

Ages Eligible for Study

30 years to 75 years (Adult, Older Adult)

Accepts Healthy Volunteers

No

Genders Eligible for Study

All

Description

Inclusion Criteria:

  • Documented evidence of Type 2 diabetes as defined by the ADA guidelines and documented evidence of Hypertension (various SBP/DBP ranges).

Exclusion Criteria:

  • A previous history or intolerance or hypersensitivity to calcium channel blockers, ARBs or ACE inhibitors.

Study Plan

This section provides details of the study plan, including how the study is designed and what the study is measuring.

How is the study designed?

Design Details

  • Primary Purpose: Treatment
  • Allocation: Randomized
  • Interventional Model: Single Group Assignment
  • Masking: Double

What is the study measuring?

Primary Outcome Measures

Outcome Measure
The percentage of subjects that reach the JNC diabetic hypertensive BP goal of <130/80 will be assessed at Week 0 (Visit 2-Randomization), Week 5 (Visit 3), Week 9 (Visit 4), Week 15 (Visit 5) and Week 20 (Visit 6 - Final Evaluation).

Secondary Outcome Measures

Outcome Measure
Percentage of subjects at SBP goal of <130 mmHg and DBP goal of <80mmHg; change from baseline blood pressures (SBP and DBP); percentage of subjects with SBP >160mmHg and/or DBP >100mmHg at Visits 2, 3, 4, 5, 6.

Collaborators and Investigators

This is where you will find people and organizations involved with this study.

Study record dates

These dates track the progress of study record and summary results submissions to ClinicalTrials.gov. Study records and reported results are reviewed by the National Library of Medicine (NLM) to make sure they meet specific quality control standards before being posted on the public website.

Study Major Dates

Study Start

March 1, 2003

Study Completion (Actual)

August 1, 2005

Study Registration Dates

First Submitted

September 8, 2005

First Submitted That Met QC Criteria

September 8, 2005

First Posted (Estimate)

September 12, 2005

Study Record Updates

Last Update Posted (Actual)

January 28, 2021

Last Update Submitted That Met QC Criteria

January 26, 2021

Last Verified

January 1, 2021

More Information

This information was retrieved directly from the website clinicaltrials.gov without any changes. If you have any requests to change, remove or update your study details, please contact register@clinicaltrials.gov. As soon as a change is implemented on clinicaltrials.gov, this will be updated automatically on our website as well.

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