BOTOX is a muscle relaxant that is injected into the muscles. It works by partially blocking the nerve impulses to any muscles that have been injected and reduces excessive contractions of these muscles. In adults, BOTOX is used to control the persistent muscle activity in the forehead causing lines and wrinkles in adults, thus reducing forehead lines and frown lines. It is also effective in reducing and preventing “crows feet”. The fine wrinkles adjacent to the eyes. Optimal use is early in the development of these, to prevent permanent lines and wrinkles. It can also be used for certain types of Strabismus, a condition where the two eyes are not aligned properly with each other, uncontrollable blinking (Blepharospasm) and excessive sweating.