Arylindenopyridines and related therapeutic and prophylactic...

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

Reexamination Certificate

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C546S111000

Reexamination Certificate

active

06903109

ABSTRACT:
This invention provides novel arylindenopyridines of the formula:and pharmaceutical compositions comprising same, useful for treating disorders ameliorated by antagonizing Adensine A2a receptors or reducing PDE activity in appropriate cells. This invention also provides therapeutic and prophylactic methods using the instant pharmaceutical compositions.

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