Those taking finasteride likely to experience long-lasting effects
                                
                                
                                    (Newser) -
                                    Tough news for the follicly challenged: Balding men taking finasteride, Merck's prescription drug that goes by the names Propecia and Proscar, may find they have trouble in bed—for a long while. Though the drug's label warns of "reversible" symptoms of sexual dysfunction, a small survey of 76 men...