Delta Pharmaceuticals Ltd.

Ardent Pharmaceuticals, Inc.

Delta Pharmaceutical, Inc.

Hugh O Pettit

Kwen-Jen Chang

Robert W McNutt, Jr

Michael J Bishop

Michael Joseph Bishop

A method of reducing, treating or preventing drug-mediated respiratory depression, muscle rigidity, or nausea/vomiting in an animal, incident to the administration to said animal of a mixed delta/mu opioid agonist or a respiratory depression-mediating drug, comprising administering to the animal receiving said drug an effective amount of a delta receptor agonist compound. Preferred examples of such delta receptor agonist compound include diarylmethyl piperazine compounds and diarylmethyl piperidine compounds, and pharmaceutical compositions thereof, having utility in medical therapy for reducing respiratory depression associated with certain analgesics, such as mu opiates.

Compositions and methods for reducing respiratory depression and attendant side effects of mu opioid compounds

A method of reducing, treating or preventing drug-mediated respiratory depression, muscle rigidity, or nausea/vomiting in an animal, incident to the administration to said animal of a mixed delta/mu opioid agonist or a respiratory depression-mediating drug, comprising administering to the animal receiving said drug an effective amount of a delta receptor agonist compound.

Methods for reducing respiratory depression and attendant side effects of mu opioid compounds

A method of reducing, treating or preventing drug-mediated respiratory depression in an animal, incident to the administration to said animal of a respiratory depression-mediating drug, comprising administering to the animal receiving said drug an effective amount of a .delta. receptor agonist compound.

Compositions and methods for reducing respiratory depression and

The present invention relates to, inter alia, methods and compositions for reducing, treating or preventing respiratory depression in an animal, using a compound of the formula: ##STR1## wherein: Ar, G, Z, R.sup.2, R.sup.3, R.sup.4, R.sup.5, R.sup.6 and R.sup.7 are as defined in specification, or a pharmaceutically acceptable ester or salt thereof.

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Cary, NC, United States of America

Hugh O Pettit