Maintaining effective blinding is a major methodological challenge in psychedelic research. This study provides a comprehensive evaluation of blinding integrity in 120 healthy volunteers who received either psilocybin, MDMA, or methylphenidate (active placebo) in a double-blind, randomized controlled trial. Using a multi-level assessment incorporating forced-choice substance guesses, certainty...
BACKGROUND: Cocaine is the most frequently used stimulant worldwide, with increasing consumption rates in Europe. Cocaine use is associated with great harm to individuals and society. As of today, psychotherapeutic interventions for cocaine use disorder (CUD) demonstrate only modest effect sizes, and no pharmacotherapy has been approved due to gaps in understanding the disease. However, a novel...