Use of sulphonanilide derivatives to obtain a medicine for treating retrograde ejaculation or aspermia

摘要

Descriptive summary: use of a compound with the formula (I) ;where;R1 is a hydrogen atom, a C_1-2 alkyl group, a C_1-2 fluoroalkyl group or a C_1-2 perfluoroalkyl group and R₂, R₃ and R₄, which may be the same or different, all represent a hydrogen atom, a straight- or branched-chain C_1-4 alkyl group or a C_3-4 cycloalkyl group, and;R₅ is a hydrogen atom, a halogen such as fluorine or chlorine, a C_1-4 alkyl group or a straight- or branched-chain C_1-4 alkoxy group to manufacture a medicinal agent which can be used to treat ejaculation problems such as retrograde ejaculation or aspermia.