Effects of St. John's Wort on the Oral Contraceptive Hormone Levonorgestrel
Clinical trial NCT00131885 · COMPLETED
Trial details
- NCT number
- NCT00131885
- Sponsor
- University of Utah
- Status
- COMPLETED
- Phase
- Phase 4
- Study type
- INTERVENTIONAL
- Start date
- 2005-08-01
- Primary completion
- 2008-05-01
- Enrollment
- 36
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