“…Carbamazepine, oxcarbazepine, gabapentin, and pregabalin have been extensively studied in trigeminal neuralgia, and patients with glossopharyngeal neuralgia have been shown to respond with similar efficacy 3,16,19 . Additionally, carbamazepine has been shown to reduce the risk of the dangerous cardiovascular manifestations seen with severe glossopharyngeal (vagoglossopharyngeal) neuralgia 2,12,16 . Agents from the antidepressant class, such as amitriptyline, have also been shown to improve the neuropathic pain seen in glossopharyngeal neuralgia 20 .…”