Carbostyril derivatives and pharmaceutical compositions containi

Drug – bio-affecting and body treating compositions – Designated organic active ingredient containing – Heterocyclic carbon compounds containing a hetero ring...

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544363, A61K 31505, C07D40106

Patent

active

056566336

ABSTRACT:
Disclosed is carbostyril derivatives of the general formula ##STR1## wherein R.sup.1 is a halogen, a hydroxyl, lower alkoxy, lower alkyl, lower alkenyloxy, amino, lower-alkanoyl amino or lower alkylthio group, R.sup.2 is a phenyl group which may optionally have one or two substituents, A is a lower alkylene group, and n is an integer of 1 or 2 and wherein the carbon-carbon bond between the positions 3 and 4 of the carbostyril skeleton may be a single bond or a double bond, and salts thereof, and pharmaceutical compositions containing the same for use as a disturbance-of-consciousness improving agent, central nervous system stimulant or sigma receptor agonist.

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