OnabotulinumtoxinA, which is commonly referred to as BOTOX® , is no longer used solely by aging film and television celebrities who wish to sport a more youthful appearance. BOTOX® is becoming more accepted as a treatment for migraine headaches. In many cases the success rate is impressive, with the majority of sufferers finding their headaches reduced in severity and/or frequency. In some cases, migraines have become a thing of the past.