First and foremost, vigorous blood sugar control is necessary. Some medications used to treat seizure disorders (epilepsy) are also used to ease nerve pain. The American Diabetes Association recommends starting with pregabalin (Lyrica). Others that have been used to treat neuropathy are gabapentin (Gralise, Neurontin) and carbamazepine (Carbatrol, Tegretol). Side effects may include drowsiness, dizziness and swelling.