The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Feb. 11, 1992
Filed:
Feb. 28, 1990
Santen Pharmaceutical Co., Ltd., Osaka, JP;
Abstract
A method for treatment of disorders of the cerebro-neural transmission system which comprises administering a compound of the formula (I) or a pharmaceutically acceptable salt thereof in a therapeutically effective amount, either alone or in admixture with one or more pharmaceutically acceptable excipients, ##STR1## wherein Ar or Ar' is unsubstituted or substituted phenyl or pyridyl; R is hydrogen, lower alkyl, lower alkoxy, halogen or lower alkylenedioxy; A is C.sub.1 -C.sub.6 alkylene; and n is 0 or 1. A compound of the formula (II) or a pharmaceutically acceptable salt thereof, ##STR2## wherein R.sup.1 is hydrogen or fluorine; R.sup.2 is hydrogen or fluorine; R.sup.3 is hydrogen, lower alkyl, lower alkoxy, halogen or lower alkylenedioxy; A is lower C.sub.1 -C.sub.6 alkylene, and n is 0 or 1, provided that at least one of R.sup.1 or R.sup.2 is fluorine.