Tetrazole and oxadiazolone substituted β-amino acid...

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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C548S250000

Reexamination Certificate

active

10795760

ABSTRACT:
This invention relates to novel tetrazole and oxadiazalone β-amino acids derivatives of the formulawherein G iswherein R1through R4are defined as in the specification, pharmaceutical compositions containing them and their use for the treatment of various central nervous system and other disorders. The cyclopropyl β-amino acids derivatives of this invention exhibit activity as alpha2delta ligands (α2δ ligands). Such compounds have affinity for the α2δ subunit of a calcium channel.

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