This medicine helps adults manage epilepsy, nerve pain, and generalized anxiety.
Your doctor will decide your dose, usually between 150 mg and 600 mg daily.
Swallow capsules whole with water, either two or three times a day as prescribed by your doctor, at roughly the same times each day.
Do not take more than 600 mg in one day, or more than your doctor has prescribed.
Suitable for older adults, with specific precautions. Sedative. Note especially central nervous system adverse effects. Reduce the dose already in mild renal impairment. Addiction may develop. (updated 14.4.2025)