# An Open Label Extension of a Study of Topiramate in Chronic Migraine.

> **NCT00210873** · PHASE3 · COMPLETED · sponsor: **Johnson & Johnson Pharmaceutical Research & Development, L.L.C.** · enrollment: 200 (actual)

## Conditions studied

- Migraine

## Interventions

- **DRUG:** topiramate

## Key facts

- **NCT ID:** NCT00210873
- **Lead sponsor:** Johnson & Johnson Pharmaceutical Research & Development, L.L.C.
- **Sponsor class:** INDUSTRY
- **Phase:** PHASE3
- **Study type:** INTERVENTIONAL
- **Status:** COMPLETED
- **Start date:** 2004-02
- **Primary completion:** —
- **Final completion:** 2005-08
- **Target enrollment:** 200 (ACTUAL)
- **Last updated:** 2011-06-10

## Collaborators

- [object Object]

## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT00210873

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT00210873, "An Open Label Extension of a Study of Topiramate in Chronic Migraine.". Retrieved via AI Analytics 2026-06-03 from https://api.ai-analytics.org/clinical/NCT00210873. Licensed CC0.

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