Duration of Benefit for OnabotulinumtoxinA in Treatment of Chronic Migraine
Public ClinicalTrials.gov record NCT02037425. 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.
Official title
Exploratory Study of the Natural History, Clinical Outcomes, and Neuronal Endplate Changes in Subjects Reporting Short Duration vs. Long Duration of Benefit for OnabotulinumtoxinA in Treatment of Chronic Migraine
Study identification
- NCT ID
- NCT02037425
- Recruitment status
- Completed
- Study type
- Interventional
- Phase
- Phase 4
- Lead sponsor
- Cady, Roger, M.D.
- Individual
- Enrollment
- 44 participants
Conditions and interventions
Conditions
Interventions
- onabotulinumtoxinA Drug
Drug
Eligibility (public fields only)
- Age range
- 18 Years and older
- 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
- Mar 31, 2014
- Primary completion
- Aug 31, 2015
- Completion
- Aug 31, 2015
- Last update posted
- Aug 10, 2016
2014 – 2015
United States locations
- U.S. sites
- 1
- U.S. states
- 1
- U.S. cities
- 1
| Facility | City | State | ZIP | Site status |
|---|---|---|---|---|
| Clinvest/A Division of Banyan Group, Inc. | Springfield | Missouri | 65807 | — |
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 NCT02037425, 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 Aug 10, 2016 · Synced Jun 26, 2026
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Open the official record
The complete protocol, eligibility criteria, and contact information for NCT02037425 live on ClinicalTrials.gov.