# An Open-label Study to Evaluate Topiramate Therapy in Migraine Patients, and Its Effects on Subject Responsiveness to Migraine Treatment With Triptans

> **NCT00261469** · PHASE2 · COMPLETED · sponsor: **Janssen-Ortho Inc., Canada** · enrollment: 38 (actual)

## Conditions studied

- Headache

## Interventions

- **DRUG:** topiramate

## Key facts

- **NCT ID:** NCT00261469
- **Lead sponsor:** Janssen-Ortho Inc., Canada
- **Sponsor class:** INDUSTRY
- **Phase:** PHASE2
- **Study type:** INTERVENTIONAL
- **Status:** COMPLETED
- **Start date:** 2003-04
- **Primary completion:** —
- **Final completion:** 2004-11
- **Target enrollment:** 38 (ACTUAL)
- **Last updated:** 2011-05-17


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT00261469

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT00261469, "An Open-label Study to Evaluate Topiramate Therapy in Migraine Patients, and Its Effects on Subject Responsiveness to Migraine Treatment With Triptans". Retrieved via AI Analytics 2026-06-25 from https://api.ai-analytics.org/clinical/NCT00261469. Licensed CC0.

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