Were you looking for information on Botox? Botax is a common misspelling of Botox.
Botox® is prescription drug commonly used to treat wrinkles and frown lines. However, it can also be used to treat certain types of muscle spasms, severe underarm sweating, and strabismus (crossed eyes). The drug is actually a toxin produced by the Clostridium botulinum bacteria, and it works by decreasing the nerve signals that are sent to muscles. Side effects of Botox include droopy eyelids, headache, and upper respiratory infection.
(Click Botox to read the complete eMedTV article, which describes in detail how the drug works, when and how it should be taken, and general dosing information.)