Chronic Migraine Responds to OnabotulinumtoxinA

OnabotulinumtoxinA (Botox, Allergan Inc) continues to relieve migraine headache when given over the long term, according to a retrospective analysis of patients with chronic migraine treated for 9 treatment cycles, 12 weeks apart.

botox to treat migraines

“Doctors can now tell their patients that Botox is a safe and effective treatment for chronic migraine, with data now reported over 9 treatment cycles, almost double the duration of the previous data set from earlier studies,” Andrew Blumenfeld, MD, from the Headache Center of Southern California, Encinitas, California, told Medscape Medical News.

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