A study on the chromatographic behaviours of codeine, morphine, papaverine, narcotine, cannabidiol, tetrahydrocannbinol, cannbinol and diacetyl morphine on wide bore capillary column in presented.
However, the analgesic effects of acupuncture and morphine were not reversed by naloxone microinjected into the amygdala or the mesencephalic reticular formation. 2 .