While Reviewing a Patient's Medication List, the Nurse Notes the Patient

While reviewing a patient's medication list, the nurse notes the patient takes Neurontin (gabapentin) 300 mg three times daily. The nurse recognizes this medication has multiple indications and is used both on and off label for various reasons including which of the following? Select all that apply.

A) Adjunct treatment of partial seizures
B) Prevention of migraine headaches
C) Treatment of diabetic peripheral neuropathy
D) Treatment of postherpetic neuralgia
E) Treatment for insomnia
F) Reduction of increased intracranial pressure