The average Phenytoin cash price is about $16.75 for a supply of: Suspension 125 MG/5ML 90 pcs. Get our free Phenytoin coupon and be eligible to receive a discount. You can reduce your Phenytoin cost by up to 75% with our free Phenytoin discount card. Bring it to a participating pharmacy near you to save on your prescription medication.Phenytoin is an anti-epileptic drug, also called an anticonvulsant. It works by slowing down impulses in the brain that cause seizures. Phenytoin is used to control seizures. Phenytoin does not treat all types of seizures, and your doctor will determine if it is the right medication for you. Phenytoin may also be used for purposes not listed in this medication guide.
Phenytoin is one of the renown anti-seizure injectable drugs. In 1939, this drug was officially accepted by the FDA. It is one of the most effective drugs in the management and treatment of moderate seizures that occur in many adult patients.