COMPOSITION OF MORPHINE AND ITS ANALOGS AND LACTULOSE AND METHOD FOR DECREASING THE SIDE EFFECTS OF MORPHINE AND ITS ANALOGS IN A HUMAN

摘要

The present invention discloses novel pharmaceutical compositions comprising morphine or its analogs, lactulose and other suitable pharmaceutical excipients in effective amounts for reducing the side effects associated with use of morphine and its analogs during cough. The present invention further discloses a method of reducing adverse side effect of constipation associated with the oral use of morphine and its analogs during cough.