Chemical compounds

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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C514S126000, C514S253030, C546S084000, C546S087000, C544S232000, C544S361000

Reexamination Certificate

active

07115621

ABSTRACT:
Compounds of general structural formula (I) and use of the compounds and salts and solvates thereof, as therapeutic agents as inhibitors of phosphodiesterase 5 cardiovascular disorders

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