A 49-year-old patient is in the clinic for a follow-up visi…

 A 49-year-old patient is in the clinic for a follow-up visit 6 months after starting a beta blocker for treatment of hypertension. During this visit, his blood pressure is 169/98 mm Hg, and he eventually confesses that he stopped taking this medicine 2 months ago because of an embarrassing problem. What problem did the patient most likely experience with this medicationthat caused him to stop taking it?