The cream is formulated with terbinafine hydrochloride 1%, an antifungal ingredient that cures most jock itch in one week. Jock itch is a significant business for retailers, impacting an estimated 10% ...

Q. I have a bad case of jock itch, for want of a better word. I've used Neosporin, Lotrimin Ultra and one other medication I can't remember right now. I thought it was getting better, but while I was ...