However, the analgesic effects of acupuncture and morphine were not reversed by naloxone microinjected into the amygdala or the mesencephalic reticular formation. 2 .
A study on the chromatographic behaviours of codeine, morphine, papaverine, narcotine, cannabidiol, tetrahydrocannbinol, cannbinol and diacetyl morphine on wide bore capillary column in presented.
A few common opiates and opioids include heroin, morphine, codeine, methadone, hydrocodone (known as Vicodin or Lortab) and oxycodone (otherwise known as Percocet) .