Oblon, Spivak, McClelland, Maier & Neustadt, P.C.
Arylacetic amide derivative or salt thereof, and pharmaceutical comprising it
 Described is an arylacetic amide derivative represented by the following formula (1): ##STR1## wherein R.sup.1 represents an aryl group or the like, R.sup.2 and R.sup.3 each independently represents an alkyl group, a cycloalkyl group or the like, and R.sup.4 represents an aralkyl group, an alkyl group or the like; or salt thereof. The compound according to the present invention has both excellent anticholinergic action and calcium antagonism and at the same time has high selectivity to bladder, so that it is useful as a preventive or remedy for urinary disorders. 
SSP Co., Ltd.
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inventional inventional inventional
Tomomi Hiroyuki Susumu Terumitsu Yoshinori Haruyoshi
Okada Mizuno Sato Kaihoh Takahashi Honda