Hetero substituted sodium channel blockers

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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C544S405000, C544S406000

Reexamination Certificate

active

07875619

ABSTRACT:
The present invention relates to group of butylphenyl-pyrazinoylguanidine compounds useful as sodium channel blockers. The compounds may be used to promote promoting hydration of mucosal surfaces.

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