Botulinum Toxin for Pediatric Migraine: A Retrospective Multisite Cohort Study.

Background: Onabotulinum toxin A is effective in adult chronic migraine, but the efficacy is not well established in adolescent patients. The objective of this study is to describe the safety and efficacy of onabotulinum toxin A and incobotulinum toxin A for adolescent chronic migraine headache.

Methods: We performed a chart review of adolescents who received onabotulinum toxin A or incobotulinum toxin A for headache prevention.