USE OF PROSTAGLANDIN AGONIST FOR TREATING ERECTION DYSFUNCTION OR ERECTION IMPOTENCE

摘要

PROBLEM TO BE SOLVED: To provide a method for treating erection dysfunction or erection impotence in a human male patient. SOLUTION: This method for treating erection dysfunction or erection impotence comprises administration of a prostaglandin receptor agonist of formula I [wherein, A, B, K, M, Q and Z are defined in a claim in the specification], or the like, in an amount sufficient for treating the erection dysfunction or the erection impotence to the patient requiring the treatment of the erection dysfunction or the erection impotence.