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NCT00167921 · ClinicalTrials.gov registry record · Phase 1
Study Comparing Premarin® Vaginal Cream Versus Premarin® Oral Tablets in Atrophic Vaginitis
A Phase 1 study, sponsored by Wyeth is now a wholly owned subsidiary of Pfizer.
- Completed
- Registry status
- Phase 1
- Development phase
- 24
- Enrollment target
NCT00167921: Completed Phase 1 study, sponsored by Wyeth is now a wholly owned subsidiary of Pfizer.
NCT00167921 is a Phase 1 study that has completed, run by Wyeth is now a wholly owned subsidiary of Pfizer. The registered enrollment target is 24 participants, below the 60-participant average among 29,502 other Phase 1 trials with a reported enrollment target (60% lower). According to ClinicalTrials.gov, the official US trial registry.
The verdict
NCT00167921, a Phase 1 study, has completed, sponsored by Wyeth is now a wholly owned subsidiary of Pfizer.
- COMPLETED
- Registry status
- Phase 1
- Development phase
- 24 participants
- Enrollment target
Study Summary
The purpose of this study is to characterize the systemic exposure and bioavailability at steady state of Premarin® Vaginal Cream compared with Premarin® oral tablets in postmenopausal women with atrophic vaginitis.
Interventions
- DRUG Premarin® Vaginal Cream
- DRUG Premarin® oral tablets
Trial Details
| Field | Value |
|---|---|
| Enrollment Target | 24 participants |
| Start Date | 2005-10 |
| Phase | Phase 1 |
What the finished NCT00167921 record still lists
NCT00167921 is an interventional study that assigns participants to a tested intervention. The registry caps enrollment at 24 participants, a relatively small participant target, below the 60-participant average among 29,502 other Phase 1 trials with a reported enrollment target (60% lower).
The record links to 0 conditions, and to 2 interventions - of which Premarin® Vaginal Cream is the first listed.
NCT00167921 does not publish any study locations in the registry export this page uses.
Frequently Asked Questions
What is clinical trial NCT00167921 about?
NCT00167921 is a clinical study titled "Study Comparing Premarin® Vaginal Cream Versus Premarin® Oral Tablets in Atrophic Vaginitis". The purpose of this study is to characterize the systemic exposure and bioavailability at steady state of Premarin® Vaginal Cream compared with Premarin® oral tablets in postmenopausal women with atrophic vaginitis.
What is the current status of trial NCT00167921?
This trial is currently completed. It is a Phase 1 study. The enrollment target is 24 participants. The study started on 2005-10.
What interventions are being tested in trial NCT00167921?
The interventions under investigation include: Premarin® Vaginal Cream (DRUG), Premarin® oral tablets (DRUG).
Who is sponsoring clinical trial NCT00167921?
This trial is sponsored by Wyeth is now a wholly owned subsidiary of Pfizer, which has 167 total clinical trials registered on ClinicalTrials.gov.
Learn More About Clinical Trials
How this trial's enrollment target compares
Where NCT00167921's enrollment target sits among peer trials
24 1520th of 2000 higher than 405 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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