Hyperhidrosis, Gustatory, also known as frey syndrome, is related to trigeminal neuralgia and autonomic nervous system disease. An important gene associated with Hyperhidrosis, Gustatory is TRPV1 (Transient Receptor Potential Cation Channel Subfamily V Member 1), and among its related pathways/superpathways are Ion channel transport and TRP channels. The drugs Zinc cation and Zinc oxide have been mentioned in the context of this disorder. Affiliated tissues include salivary gland and skin, and related phenotypes are hyperhidrosis and behavior/neurological