the efficacy and tolerability of oxcarbazepine , a keto derivative of carbamazepine , has been assessed in six patients ( two males , four females ; mean age 61 years , range 42-77 ) , with trigeminal neuralgia refractory to carbamazepine therapy , over a period of 6 months .
C0040997
trigeminal neuralgia
C0006949
carbamazepine