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NCT00156650 · ClinicalTrials.gov registry record · Phase 1
Manipulation of the Intratesticular Hormonal Milieu With Exogenous Testosterone (HOP 5) Testicular Aspiration Addendum
A Phase 1 study, sponsored by University of Washington.
- Completed
- Registry status
- Phase 1
- Development phase
- 23
- Enrollment target
NCT00156650: Completed Phase 1 study, sponsored by University of Washington.
NCT00156650 is a Phase 1 study that has completed, run by University of Washington. The registered enrollment target is 23 participants, below the 60-participant average among 29,502 other Phase 1 trials with a reported enrollment target (62% lower). According to ClinicalTrials.gov, the official US trial registry.
The verdict
NCT00156650, a Phase 1 study, has completed, sponsored by University of Washington.
- COMPLETED
- Registry status
- Phase 1
- Development phase
- 23 participants
- Enrollment target
Study Summary
This study is being offered to all participants of the ACY-5 study as an optional addition to the male contraceptive study in which they participated. Participation is voluntary. The purpose of this added procedure (Testicular Aspiration-HOP 3) is to determine the amount of testosterone (male hormone) in the testes of men who are on a male contraceptive regimen.
Interventions
- DRUG Acyline
- DRUG Testosterone Gel
- DRUG Depo-Medroxyprogesterone
Trial Details
| Field | Value |
|---|---|
| Enrollment Target | 23 participants |
| Start Date | 2004-12 |
| Est. Completion | 2005-07 |
| Phase | Phase 1 |
What the finished NCT00156650 record still lists
NCT00156650 is an interventional study that assigns participants to a tested intervention. The registry caps enrollment at 23 participants, a relatively small participant target, below the 60-participant average among 29,502 other Phase 1 trials with a reported enrollment target (62% lower).
The record links to 0 conditions, and to 3 interventions - of which Acyline is the first listed.
NCT00156650 does not publish any study locations in the registry export this page uses.
Frequently Asked Questions
What is clinical trial NCT00156650 about?
NCT00156650 is a clinical study titled "Manipulation of the Intratesticular Hormonal Milieu With Exogenous Testosterone (HOP 5) Testicular Aspiration Addendum". This study is being offered to all participants of the ACY-5 study as an optional addition to the male contraceptive study in which they participated. Participation is voluntary. The purpose of this added procedure (Testicular Aspiration-HOP 3) is to determine the amount of testosterone (male hormo...
What is the current status of trial NCT00156650?
This trial is currently completed. It is a Phase 1 study. The enrollment target is 23 participants. The study started on 2004-12. Estimated completion is 2005-07.
What interventions are being tested in trial NCT00156650?
The interventions under investigation include: Acyline (DRUG), Testosterone Gel (DRUG), Depo-Medroxyprogesterone (DRUG).
Who is sponsoring clinical trial NCT00156650?
This trial is sponsored by University of Washington, which has 1,048 total clinical trials registered on ClinicalTrials.gov.
Learn More About Clinical Trials
How this trial's enrollment target compares
Where NCT00156650's enrollment target sits among peer trials
23 1596th of 2000 higher than 400 of 2,000 other Phase 1 trials
participants (enrollment target), bucketed by value
Each bar is a band; taller bars hold more other Phase 1 trials. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count and share, and where it sits relative to this entry.
Source ClinicalTrials.gov registry export · 2026-08-08
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