Soluble amide and ester pyrazinoylguanidine sodium channel...

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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C544S407000

Reexamination Certificate

active

07842697

ABSTRACT:
The present invention relates to pyrazinoylguanidine compounds represented by the formula:where the structural variables are defined herein. The compounds are useful as sodium channel blockers.

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