Botulinum toxin may be injected in small doses for various neurologic conditions. Although it was first used for cosmetic purposes, we use it for the treatment of medical ailments. BOTOX ® may be injected in the forehead and neck for migraine headaches, near the eyes for blepharospasms (uncontrolled blinking of the eyes), torticollis (involuntary, painful turning of the neck muscles), hemifacial spasms, and spasticity.