ABSTRACT
The Papaver alkaloids have a significant effect on the nervous system being agonists of the opioid receptor thereby causing a variety of effects ranging from drowsiness, depression, pain relief, euphoria, excitement, and coma depending on the dose consumed and the species of animal. High doses will cause miosis and severe respiratory depression. The alkaloids also affect the digestive system causing vomiting, decreased intestinal motility, and constipation.
