The Effect of Topiramate on Etonogestrel Concentrations in Contraceptive Implant Users
Public ClinicalTrials.gov record NCT03335163. 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.
Study identification
- NCT ID
- NCT03335163
- Recruitment status
- Completed
- Study type
- Interventional
- Phase
- Phase 1
- Lead sponsor
- University of Colorado, Denver
- Other
- Enrollment
- 48 participants
Conditions and interventions
Conditions
Interventions
- Topiramate Drug
Drug
Eligibility (public fields only)
- Age range
- 18 Years to 45 Years
- Sex
- Female
- Healthy volunteers
- Accepts healthy volunteers
This page does not interpret eligibility. Detailed inclusion and exclusion criteria are on the official ClinicalTrials.gov record.
Study timeline
- Start date
- Mar 14, 2018
- Primary completion
- Apr 21, 2021
- Completion
- Apr 21, 2021
- Last update posted
- Jul 12, 2022
2018 – 2021
United States locations
- U.S. sites
- 1
- U.S. states
- 1
- U.S. cities
- 1
| Facility | City | State | ZIP | Site status |
|---|---|---|---|---|
| University of Colorado Denver | Aurora | Colorado | 80045 | — |
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 NCT03335163, 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 Jul 12, 2022 · Synced May 14, 2026
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Open the official record
The complete protocol, eligibility criteria, and contact information for NCT03335163 live on ClinicalTrials.gov.