Increasing potency and price of cannabis in Europe, 2006–16
Abstract Aims: To quantify changes in (i) potency (concentration of Δ9‐tetrahydrocannabinol; %THC), (ii) price (euros/g of cannabis) and (iii) value…
Tom P. Freeman
Individual and combined effects of acute delta-9-tetrahydrocannabinol and cannabidiol on psychotomimetic symptoms and memory function
Abstract The main active ingredient in cannabis, delta-9-tetrahydrocannabinol (THC), can acutely induce psychotic symptoms and impair episodic and working memory.…
Which biological and self-report measures of cannabis use predict cannabis dependency and acute psychotic-like effects?
Abstract Background: Changes in cannabis regulation globally make it increasingly important to determine what predicts an individual’s risk of experiencing…
Cannabidiol reverses attentional bias to cigarette cues in a human experimental model of tobacco withdrawal
Abstract Background and Aims: Cannabidiol (CBD), a non‐intoxicating cannabinoid found in cannabis, may be a promising novel smoking cessation treatment…
Anatomy of a Joint: Comparing Self-Reported and Actual Dose of Cannabis and Tobacco in a Joint, and How These Are Influenced by Controlled Acute Administration
Abstract Introduction: Major gaps exist in the measurement of cannabis exposure. The accuracy of self-reported cannabis and tobacco dose per…
Individual and combined effects of cannabis and tobacco on drug reward processing in non-dependent users
Abstract Rationale: Cannabis and tobacco are often smoked simultaneously in joints, and this practice may increase the risks of developing…
Acute effects of delta-9-tetrahydrocannabinol, cannabidiol and their combination on facial emotion recognition: A randomised, double-blind, placebo-controlled study in cannabis users
Abstract Acute administration of the primary psychoactive constituent of cannabis, Δ-9-tetrahydrocannabinol (THC), impairs human facial affect recognition, implicating the endocannabinoid…
Investigating the interaction between schizotypy, divergent thinking and cannabis use
Abstract ► We study the acute effects of cannabis on divergent thinking and schizotypy. ► Quartile splits compared those lowest…