This invention provides a method of treating or inhibiting polycystic kidney disease in a mammal in need thereof which comprises administering to said mammal a compound having the formula ##STR1## wherein: X is phenyl which is optionally substituted; R and R.sub.1 are each, independently, hydrogen, halogen, alkyl, alkoxy, hydroxy, or trifluoromethyl; R.sub.2 is hydrogen, alkyl, alkoxy, hydroxy, trifluoromethyl; Y is a radical selected from the group consisting of ##STR2## R.sub.3 is independently hydrogen, alkyl, carboxy, carboalkoxy, phenyl, or carboalkyl; n=2-4; or a pharmaceutically acceptable salt thereof, with the proviso that each R.sub.3 of Y may be the same or different.
该发明提供了一种治疗或抑制哺乳动物多囊肾病的方法,包括向所述哺乳动物施用具有下式的化合物:
X为
苯基,可选择性地取代;
R和R.sub.1分别独立地为
氢、卤素、烷基、烷
氧基、羟基或三
氟甲基;
R.sub.2为
氢、烷基、烷
氧基、羟基或三
氟甲基;
Y为从下式中选择的基团:
R.sub.3独立地为
氢、烷基、羧基、羧烷
氧基、
苯基或羧基烷基;
n=2-4;
或者其药学上可接受的盐,但R.sub.3的Y中的每个可能相同也可能不同。