Piperidinyl thiacyclic derivatives

Drug – bio-affecting and body treating compositions – Designated organic active ingredient containing – Having -c- – wherein x is chalcogen – bonded directly to...

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514324, 546198, 546202, A61K 31445, C07D41702

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active

054768616

ABSTRACT:
Piperidinyl thiacyclic derivatives of the formula ##STR1## wherein X, Y, R.sub.1, R.sub.2, R.sub.3 and R.sub.4 are defined in the specification, are useful in the treatment of allergic diseases and diseases responding to antagonism of 5HT.sub.2 receptors. Pharmaceutical compositions and methods of treatment using these compounds are also disclosed.

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