Gabapentin 100mg For epilepsy and neuropathic pain, tablets are the way to go. It is a member of the class of medications known as anticonvulsants, which are also effective in alleviating migraines. Seizures, abnormal perceptions, and even loss of consciousness can result from epilepsy, which is characterized by abnormal brain cell activity. In contrast, neuropathic pain is a degenerative nerve disorder that worsens with time and causes constant aching in the affected area.