These results represent the first evidence that oral morphine tolerance and dependence can be circumvented by coadministration of a nonanalgetic dose of Delta 9-THC p.o. In summary, cotreatment with a combination of morphine and Delta 9-THC may prove clinically beneficial in that long-term morphine efficacy is maintained.
Link: Modulation Of Oral Morphine Antinociceptive Tolerance And Naloxone-precipitated Withdrawal Signs By Oral Delta 9-tetrahydrocannabinol
Year: 2003
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
Morphine