BOTOX® Cosmetic Injections are used for both aesthetic and therapeutic treatments that temporarily makes moderate to severe frown lines, crow’s feet, and forehead lines look better in adults. Botox Cosmetic OnabotulinumtoxinA injections are noted primarily for the ability to reduce the appearance of facial wrinkles. They’re also used to treat conditions such as neck spasms (cervical dystonia), excessive sweating (hyperhidrosis), an overactive bladder and lazy eye. Botox injections may also help prevent chronic migraines.