The effect of marijuana and placebo on pain tolerance was compared in cannabis-experienced and naive subjects. A statistically significant increase in tolerance was observed after smoking marijuana. Although there was no statistically significant interaction between the drug effect and having had previous cannabis experience, there was a definite trend towards a greater increase for the experienced (16%) compared to the naive group(8%).
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http://dx.doi.org/10.1159/000468188 | DOI Listing |
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