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Completed Phase 1 Interventional Accepts healthy volunteers Results available

Cycled Testosterone Replacement Study

ClinicalTrials.gov ID: NCT00957528

Public ClinicalTrials.gov record NCT00957528. 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 Sep 1, 2026, 11:21 PM EDT

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

Official title

The Effects of Cyclic Testosterone Administration on Muscle Function in Older Individuals

Brief summary

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

The purpose of this study is to determine whether testosterone (male hormone) therapy is effective if administered in a cyclic fashion (periodic dosing) compared to continuous dosing in men aged 60 to 85 years. Effectiveness will be determined based on improvements in body composition, muscle metabolism, muscle strength, and bone metabolism.

Study identification

NCT ID
NCT00957528
Recruitment status
Completed
Study type
Interventional
Phase
Phase 1
Enrollment
26 participants

Conditions and interventions

Conditions

Interventions

Drug

Eligibility (public fields only)

Age range
60 Years to 85 Years
Sex
Male
Healthy volunteers
Accepts healthy volunteers

This page does not interpret eligibility. Detailed inclusion and exclusion criteria are on the official ClinicalTrials.gov record.

Study timeline

Start date
Dec 31, 2005
Primary completion
Nov 30, 2008
Completion
Nov 30, 2008
Last update posted
Sep 9, 2012

2006 – 2008

United States locations

U.S. sites
1
U.S. states
1
U.S. cities
1
Facility City State ZIP Site status
University of Texas Medical Branch Galveston Texas 77555

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

About this trial record page

What this page shows
Public field values for ClinicalTrials.gov record NCT00957528, 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 Sep 9, 2012 · Synced Sep 1, 2026

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Open the official record

The complete protocol, eligibility criteria, and contact information for NCT00957528 live on ClinicalTrials.gov.

View official ClinicalTrials.gov record →