Cannabidiol (CBD) content in vaporized cannabis does not prevent tetrahydrocannabinol (THC)-induced impairment of driving and cognition.
Thomas R ArkellNicholas LintzerisRichard C KevinJohannes G RamaekersRyan VandreyChristopher IrwinPaul S HaberIain S McGregorPublished in: Psychopharmacology (2019)
Cannabis containing equivalent concentrations of CBD and THC appears no less impairing than THC-dominant cannabis, and in some circumstances, CBD may actually exacerbate THC-induced impairment.