. Do not use this medicine if you are allergic to it.
. Avoid this medicine in patients with a known history of myasthenia gravis.
. This medicine should be used with caution in patients with known or suspected CNS disorders, such as severe cerebral arteriosclerosis, epilepsy, and other factors that predispose to seizures.
. The drug should be discontinued immediately at the first appearance of skin rash, jaundice, or any other sign of hypersensitivity and supportive measures instituted.
