Phenytoin (
Dilantin, Phenytek) is a moderately priced drug used to control seizures in certain types of
epilepsy. It is also used to prevent seizures during or after surgery. This drug is less popular than comparable drugs. It is available in brand and generic versions. Generic phenytoin is covered by most Medicare and insurance plans, but some pharmacy coupons or cash prices may be lower. Get Phenytoin for as low as $15.43, which is 69% off the average retail price of $49.36 for the most common version, by using a GoodRx coupon.