N-aryl-N-[4-(1-heterocyclicalkyl)piperidinyl]amides and pharmaceutical compositions and methods employing such compounds
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United States of America
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Mar 23, 1993
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N/A
app pub date -
Apr 14, 1992
filing date -
Apr 20, 1989
priority date (Note) -
Expired
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Abstract
This invention pertains to novel substituted N/aryl-N-[4-(1-heterocyclicalkyl)piperidinyl]amides useful as analgesics, and methods of administering analgesia, which comprises the systemic administration to mammals of such compounds, and pharmaceutical compositions containing such compounds, wherein the novel compounds have the general formula: ##STR1## including optically active isomeric forms, and the pharmaceutically acceptable acid addition salts thereof, wherein R, R.sub.1, R.sub.2, R.sub.3 and R.sub.4 are defined in the disclosure.
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