The present provides a condensed pyridine compound (I) represented by the following formula:
(wherein, R2 represents
ring A represents benzene ring, pyridine ring, thiophene ring or furan ring; and
B represents
its pharmaceutically acceptable salt or hydrates thereof, which is a clinically useful medicament having a serotonin antagonism, in particular, that for treating, ameliorating or preventing spastic paralysis or central muscle relaxants for ameliorating myotonia.
The present invention relates to novel heterocyclic derivatives of the formula Ar--W--Het wherein Ar, W and Het are as defined below, and related compounds, pharmaceutical compositions comprising such compounds, and the use of such compounds as regulators of the action of angiotensin II in mammals. The compounds of this invention are useful in the treatment and prevention of hypertension, glaucoma, renal disease, congestive heart failure, cognitive dysfunction, and other conditions in which the action of angiotensin II is implicated. This invention also relates to pharmaceutical compositions containing these compounds and to methods of inhibiting angiotensin II in mammals by administration of such compounds.