Effect of Testosterone in Men With Erectile Dysfunction
Public ClinicalTrials.gov record NCT00512707. 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.
Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.
Official title
Androgen Modulation of Response to Selective Phosphodiesterase Inhibitors in Erectile Dysfunction
Brief summary
Reproduced verbatim from the official ClinicalTrials.gov record. Not medical advice.
The purpose of this placebo-controlled study is to determine if testosterone replacement therapy, administered by transdermal gel, can improve the response to sildenafil (Viagra R) treatment in men who have erectile dysfunction (ED) and low testosterone levels.
Study identification
- NCT ID
- NCT00512707
- Recruitment status
- Completed
- Study type
- Interventional
- Phase
- Phase 4
- Enrollment
- 140 participants
Conditions and interventions
Conditions
Interventions
- Sildenafil citrate (open label) Drug
- Testosterone gel Drug
- Placebo gel Other
Drug · Other
Eligibility (public fields only)
- Age range
- 40 Years to 70 Years
- Sex
- Male
- Healthy volunteers
- Healthy volunteers not accepted
This page does not interpret eligibility. Detailed inclusion and exclusion criteria are on the official ClinicalTrials.gov record.
Study timeline
- Start date
- Nov 2006 (Type not available)
- Primary completion
- May 2010 (Actual)
- Completion
- May 2010 (Actual)
- Last update posted
- Jun 29, 2017
2006 – 2010
United States locations
- U.S. sites
- 1
- U.S. states
- 1
- U.S. cities
- 1
| Facility | City | State | ZIP | Site status |
|---|---|---|---|---|
| Boston University Medical Center | Boston | Massachusetts | 02118 | — |
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 NCT00512707, 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 Jun 29, 2017 · Synced Oct 26, 2026
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Open the official record
The complete public registry record, listed eligibility criteria, and available contact information for NCT00512707 live on ClinicalTrials.gov.