Generic Dilantin is used for treating tonic-clonic (grand mal) and partial seizures. It is also used to prevent and treat seizures that may occur during or after brain or nervous system surgery.

Exelon is used to treat mild to moderate dementia caused by Alzheimer's disease or Parkinson's disease.

Risperdal is an antipsychotic. It is used for the treatment of schizophrenia, bipolar disorder and some symptoms of autism.