Experimental: Cannabis (THC:CBD = ~1:0)
Participants will receive 0 mg oxycodone (oral) and cannabis with high THC concentrations (vaporized)
Drug: Cannabis (THC:CBD = ~ 1:0)
Cannabis with high THC concentration and negligible CBD concentrations
Drug: Placebo
Cannabis with negligible amounts of THC and CBD 0.0 mg oxycodone
Other Name: Placebo cannabis
