Medical Information Only. Always consult your healthcare provider before enrolling in any clinical trial.
NCT01577693 · ClinicalTrials.gov registry record · Phase 1
Study to Compare the Bioavailability of Dutasteride Novel Formulation Form to the Soft Gel Capsule Form in Healthy Male Subjects
A Phase 1 study, sponsored by GlaxoSmithKline.
- Completed
- Registry status
- Phase 1
- Development phase
- 35
- Enrollment target
NCT01577693: Completed Phase 1 study, sponsored by GlaxoSmithKline.
NCT01577693 is a Phase 1 study that has completed, run by GlaxoSmithKline. The registered enrollment target is 35 participants, below the 60-participant average among 29,502 other Phase 1 trials with a reported enrollment target (42% lower). According to ClinicalTrials.gov, the official US trial registry.
The verdict
NCT01577693, a Phase 1 study, has completed, sponsored by GlaxoSmithKline.
- COMPLETED
- Registry status
- Phase 1
- Development phase
- 35 participants
- Enrollment target
Study Summary
The purpose of this study is to determine the bioavailability of 0.5mg dutasteride novel formulation compared to the currently marketed 0.5mg dutasteride soft gel capsule in fasted healthy male subjects.
Primary Outcome
To assess the dutasteride relative bioavailability of the of 0.5 mg novel formulation compared with the currently marketed 0.5 mg soft gelatin capsule.
Interventions
- DRUG dutasteride
Trial Details
| Field | Value |
|---|---|
| Enrollment Target | 35 participants |
| Start Date | 2011-05-12 |
| Est. Completion | 2011-08-31 |
| Phase | Phase 1 |
What the finished NCT01577693 record still lists
NCT01577693 is an interventional study that assigns participants to a tested intervention. The registry caps enrollment at 35 participants, a relatively small participant target, below the 60-participant average among 29,502 other Phase 1 trials with a reported enrollment target (42% lower).
The record links to 0 conditions, and to 1 intervention - of which dutasteride is the first listed.
NCT01577693 does not publish any study locations in the registry export this page uses.
Frequently Asked Questions
What is clinical trial NCT01577693 about?
NCT01577693 is a clinical study titled "Study to Compare the Bioavailability of Dutasteride Novel Formulation Form to the Soft Gel Capsule Form in Healthy Male Subjects". The purpose of this study is to determine the bioavailability of 0.5mg dutasteride novel formulation compared to the currently marketed 0.5mg dutasteride soft gel capsule in fasted healthy male subjects.
What is the current status of trial NCT01577693?
This trial is currently completed. It is a Phase 1 study. The enrollment target is 35 participants. The study started on 2011-05-12. Estimated completion is 2011-08-31.
What interventions are being tested in trial NCT01577693?
The interventions under investigation include: dutasteride (DRUG).
Who is sponsoring clinical trial NCT01577693?
This trial is sponsored by GlaxoSmithKline, which has 1,345 total clinical trials registered on ClinicalTrials.gov.
Learn More About Clinical Trials
How this trial's enrollment target compares
Where NCT01577693's enrollment target sits among peer trials
35 1258th of 2000 higher than 728 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
Nationwide trials with similar profiles
Cross-condition peers matched on enrollment target and registry start date, not the same-condition list above.
Similar enrollment target
- NCT01697371 · 35 participants · NA
Proton Therapy in the Treatment of Liver Metastases
- NCT01940757 · 35 participants · Phase 1
Experimental Infection of Hookworm-naïve Adults With Dermally-applied Infectious Necator Americanus Hookworm Larvae
- NCT02235857 · 35 participants · NA
Post Approval Study of Liposorber LA-15 System for the Treatment of Focal Segmental Glomerulosclerosis in Children
- NCT02637934 · 35 participants · Phase 1
Phase I Pilot Study of Biodistribution, Metabolism and Excretion of Novel Radiotracer [18F]Fluorthanatrace (FTT) by PET/CT
Similar registry start date
- NCT05962346 · started 2026-12 · NA
Fetal Endoscopic Tracheal Occlusion for Congenital Diaphragmatic Hernia
- NCT07125183 · started 2026-12 · Phase 2
Study on Efficacy and Tolerability of Weekly Doxorubicin in Elderly Patients With Advanced or Metastatic Leiomyosarcoma
- NCT07292298 · started 2026-11 · Phase 2
Phase 2 Single-Arm Rectal Cancer Brachytherapy for Patients With Low-Lying Residual Adenocarcinoma After Total Neoadjuvant Therapy to Improve Organ Preservation Rates
- NCT04263285 · started 2026-10 · NA
Treatment of Depression Post-SCI