Cognitive Effects of Immediate Release Topiramate vs Extended Release Topiramate in Patients With Migraine
Public ClinicalTrials.gov record NCT03280342. 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.
Brief summary
Reproduced verbatim from the official ClinicalTrials.gov record. Not medical advice.
Crossover, randomized, double blind: Q12h dosing in both periods; matching placebo for evening dosing during XR treatment; target dose: 100mg
Study identification
- NCT ID
- NCT03280342
- Recruitment status
- Withdrawn
- Study type
- Interventional
- Phase
- Phase 2
- Enrollment
- Not listed
Conditions and interventions
Eligibility (public fields only)
- Age range
- 18 Years to 65 Years
- Sex
- All
- Healthy volunteers
- Healthy volunteers not accepted
This page does not interpret eligibility. Detailed inclusion and exclusion criteria are on the official ClinicalTrials.gov record.
Study timeline
- Start date
- Oct 29, 2017
- Primary completion
- Aug 19, 2018
- Completion
- Sep 12, 2018
- Last update posted
- Oct 31, 2019
2017 – 2018
United States locations
- U.S. sites
- 2
- U.S. states
- 1
- U.S. cities
- 2
| Facility | City | State | ZIP | Site status |
|---|---|---|---|---|
| University of Minnesota | Minneapolis | Minnesota | 55455 | — |
| Prism Research | Saint Paul | Minnesota | 55114 | — |
Site contact phone numbers, emails, and investigator names are intentionally not displayed here. Open the official ClinicalTrials.gov record for site contact information.
Recently updated Migraine trials
Other public records listing Migraine. Sorted by last update posted; newest first. Not a recommendation.
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About this trial record page
- What this page shows
- Public field values for ClinicalTrials.gov record NCT03280342, 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 Oct 31, 2019 · Synced Sep 1, 2026
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Open the official record
The complete protocol, eligibility criteria, and contact information for NCT03280342 live on ClinicalTrials.gov.