Method for the treatment of chronic pain

Drug – bio-affecting and body treating compositions – Designated organic active ingredient containing – Having -c- – wherein x is chalcogen – bonded directly to...

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514647, A61K 31485

Patent

active

053526830

ABSTRACT:
Chronic pain is alleviated in a mammal suffering therefrom by administering to the mammal a chronic pain alleviating amount of a nontoxic N-methyl-D-aspartate receptor antagonist such as dextromethorphan, dextrorphan, ketamine or pharmaceutically acceptable salt thereof, alone or in combination with a local anesthetic and optionally in sustained release dosage form.

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