Objective To study the effect of intracerebroventricular injection of norepinephrine (NE) and a receptor antagonist phentolamine on withdrawal syndrome in morphinistic rats.
The potent and rapid-acting opiates (fentanyl, sufentanil, alfentanil) can be used as the sole induction agents in cardiovascular surgery where hemodynamic stability is critical.
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.
The Canadian researchers randomly assigned about half of the addicts to receive methadone and the other half to receive daily injections of diacetylmorphine, the active ingredient in heroin.