The repetitive pretreatment during 3 weeks of Delta9-tetrahydrocannabinol in mice treated chronically with morphine significantly reduces the naloxone-induced withdrawal syndrome. Chronic use of high doses of cannabinoids does not seem to potentiate the psychic dependence to opioids.
Link: Delta9-tetrahydrocannabinol Releases And Facilitates The Effects Of Endogenous Enkephalins: Reduction In Morphine Withdrawal Syndrome Without Change In Rewarding Effect
Year: 2001
Possible to probable range of efficacy of cannabis for treatment of Addiction to Heroin according to the results found in this study.
Possible to probable range of efficacy of cannabis for treatment of Addiction to Opiod Based Pain Killers according to the results found in this study.
Delta-9-THC