Botox is used to treat patients with diseases that cause muscle spasms and tremors, such as multiple sclerosis and cerebral palsy; neurological conditions such as muscle spasms of the neck and shoulders (cervical dystonia), muscle spasms of the eyelid (blepharospasm), and muscle spasms of the face (hemifacial spasm); and hyperhidrosis. It has also been found effective in treating migraine headaches and leg stiffness/weakness (spasticity) in stroke patients. Botulinum (BOTOX) Toxin Injection or BOTOX Therapy - neurologychannel