Morphinan derivatives, the quaternary ammonium salts thereof...

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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C546S045000, C546S044000

Reexamination Certificate

active

07655671

ABSTRACT:
The present invention relates to a class of morphinan compounds and quaternary ammonium salts thereof, substituted in Position 14, which may be used as highly active analgesics or also as opioid antagonists. The present invention also relates to the pharmaceutically acceptable salts and easily produced derivatives thereof, a process for the production thereof and use thereof in the production of pharmaceutical specialities.

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