Phase III Randomized, Double-Blind, Placebo-Controlled Study of Dehydroepiandrosterone Replacement for Primary Adrenal Insufficiency

June 23, 2005 updated by: National Center for Research Resources (NCRR)

OBJECTIVES:

I. Determine the efficacy of dehydroepiandrosterone (DHEA), an androgen replacement hormone, for patients with primary adrenal insufficiency (Addison's disease).

Study Overview

Status

Completed

Conditions

Intervention / Treatment

Detailed Description

PROTOCOL OUTLINE: This is a randomized, double-blind study. Patients are stratified by age.

Patients are randomly assigned to androgen replacement therapy with daily dehydroepiandrosterone (DHEA) or placebo for 6 months. All patients may receive 6 additional months of DHEA following randomized therapy.

Women on hormonal replacement therapy may receive concurrent conjugated estrogens or oral medroxyprogesterone.

Study Type

Interventional

Enrollment

40

Phase

  • Phase 3

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

18 years and older (Adult, Older Adult)

Accepts Healthy Volunteers

No

Genders Eligible for Study

All

Description

PROTOCOL ENTRY CRITERIA:

--Disease Characteristics-- Primary adrenal insufficiency (Addison's disease) Serum dehydroepiandrosterone less than 0.5 nmol/L --Prior/Concurrent Therapy-- No concurrent investigational drug Stable glucocorticoid/mineralocorticoid dose over past year required --Patient Characteristics-- Hepatic: No hepatic disease Cardiovascular: No vascular disease No thrombotic disorder No angina No elevated blood pressure on 2 readings taken 15 minutes apart in 1 visit, i.e.: Systolic greater than 165 mm Hg OR Diastolic greater than 95 mm Hg Other: No clinically significant medical abnormality No gallbladder disease No malignancy No estrogen- or androgen-dependent neoplasia Benign prostatic hyperplasia eligible No other endocrine disease Controlled thyroid disease with normal thyroid-stimulating hormone eligible Mammogram required within 1 year prior to entry for women aged 40 and over No clinically significant abnormality No undiagnosed vaginal or uterine bleeding within 6 months prior to entry Pap smear required within 1 year prior to entry No dysplasia (squamous intraepithelial lesion low-grade or higher)

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
  • Masking: Double

Collaborators and Investigators

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

Sponsor

National Center for Research Resources (NCRR)

Collaborators

University of California, Los Angeles

Investigators

  • Study Chair: Samuel S. C. Yen, University of California, Los Angeles

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

August 1, 1995

Study Registration Dates

First Submitted

October 18, 1999

First Submitted That Met QC Criteria

October 18, 1999

First Posted (Estimate)

October 19, 1999

Study Record Updates

Last Update Posted (Estimate)

June 24, 2005

Last Update Submitted That Met QC Criteria

June 23, 2005

Last Verified

January 1, 2000

More Information

Terms related to this study

Keywords

Additional Relevant MeSH Terms

Other Study ID Numbers

  • 199/11822
  • UCSD-1062

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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