A rapid assay provides on-site quantification of tetrahydrocannabinol in oral fluid

= 43). EPOCH detected oral THC in all specimens from cannabis smokers (median concentration, 478 ng/ml) and THC-infused food consumers. Longitudinal monitoring showed a fast drop in THC concentrations within the first 6 hours of cannabis smoking (half-life, 1.4 hours).

A rapid assay provides on-site quantification of tetrahydrocannabinol in oral fluid | Litlas