publication

Detection of Δ9 THC in oral fluid following vaporized cannabis with varied cannabidiol (CBD) content: an evaluation of two point-of-collection testing devices

New publication out now, examining the accuracy of two commonly used point-of-collection testing devices in detecting oral fluid THC. Tests were performed at fixed intervals over 3 hours, yielding a total of over 300 tests. Both devices produces a surprisingly high number of false positives and false negatives. By 180 min, all samples contained less… Continue reading Detection of Δ9 THC in oral fluid following vaporized cannabis with varied cannabidiol (CBD) content: an evaluation of two point-of-collection testing devices

publication

Cannabidiol (CBD) content in vaporized cannabis does not prevent tetrahydrocannabinol (THC)-induced impairment of driving and cognition.

Most street cannabis contains large quantities of THC, the chemical in cannabis that gets people ‘high’, but there is increasing use of medicinal products that also contain CBD, a non-intoxicating cannabinoid with promising therapeutically potential. It has often been proposed that administering CBD may reduce some of the impairment caused by THC. To test this,… Continue reading Cannabidiol (CBD) content in vaporized cannabis does not prevent tetrahydrocannabinol (THC)-induced impairment of driving and cognition.

News articles

Study examines effects of different opioids on driving performance

Medical Express, 05-12-2018 Taking opioids for the treatment of pain has been associated with increased risks of crashing among drivers, but it is unknown whether this applies to all opioids or pertains to specific opioids only. A new British Journal of Clinical Pharmacology study found that the influence of single analgesic doses of methadone and buprenorphine—two different… Continue reading Study examines effects of different opioids on driving performance