Ambrisentan Tablets and Dilantin-30

• Generic Name: ambrisentan
• Dosage Forms: tablet, film coated
• Other Brand Names: Letairis

Ambrisentan lowers blood pressure in your lungs, helping your heart pump blood more efficiently.

Ambrisentan is used to treat pulmonary arterial hypertension (PAH) in adults. It improves your ability to exercise and prevents your condition from getting worse. Ambrisentan is sometimes used with a medicine called tadalafil (Adcirca).

For women, ambrisentan is available only from a certified pharmacy under a special program. You must be registered in the program and sign agreements to use birth control and undergo pregnancy and blood testing.

Ambrisentan may also be used for purposes not listed in this medication guide.

• Generic Name: phenytoin
• Dosage Forms: capsule, extended release
• Other Brand Names: Dilantin, Phenytek, Dilantin Infatabs, Phenytoin Sodium, Prompt

Phenytoin is used to control seizures (convulsions) in the treatment of epilepsy. It is also used to prevent and treat seizures that occur during brain surgery. This medicine is an anticonvulsant that works in the brain tissue to stop seizures.

This medicine is available only with your doctor's prescription.