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Are blood and oral fluid Δ9-tetrahydrocannabinol (THC) and metabolite concentrations related to impairment? A meta-regression analysis

Blood and oral fluid Δ9-tetrahydrocannabinol (THC) concentrations are often used to identify cannabis-impaired drivers. We used meta-analytic techniques to characterise the relationships between biomarkers of cannabis use, subjective intoxication, and impairment of driving and driving-related cognitive skills.

The influence of THC:CBD oromucosal spray on driving ability in patients with multiple sclerosis-related spasticity.

Authors: Elisabeth G. Celius, Carlos Vila
Brain and Behavior, 6 April 2018

BACKGROUND: Driving ability is a key function for the majority of patients with multiple sclerosis (MS) to help maintain daily interactions. Both physical and cognitive disability, as well as treatments, may affect the ability to drive. Spasticity is a common symptom associate…

Fitness to drive in spite (because) of THC.

Authors: Peter Strohbeck-Kühner, Gisela Skopp, Rainer Mattern
Archiv für Kriminologie, July-August 2007

Attention-deficit/hyperactivity disorder (ADHD) is characterized by a lack of concentration and/or an altered activation level. People with ADHD are found to violate traffic regulations, to commit criminal offences and to be involved in traffic accidents more often than the st…