TRIGEMINAL NEURALGIA chronic pain condition that affects the trigeminal nerve, which carries sensation from your face to your brain. Pain can triggered by talking, washing your mouth, brushing, even shaving... Most common surgical procedure is โMICROVASCULAR DECOMPRESSION โ First line drug::-Carbamazepine.. Mainly pain concentrate on one side and it can last to few second to few minutes... Additional points can add in the comment section๐