New topical treatment shows promise in primary palmar hyperhidrosis Schedule an Appointment or Give us a call at . New topical treatment shows promise in primary palmar hyperhidrosisPosted on: 07-May-2023Source: HealioPrimary palmar hyperhidrosis (PPHH) is a condition characterized as excessive sweating on the palms that is not induced by temperature but by mental stress, emotional stimuli and physiological stimuli.Read more