Research Keyword: effect sizes

Trajectory of Antidepressant Effects after Single- or Two-Dose Administration of Psilocybin: A Systematic Review and Multivariate Meta-Analysis

This comprehensive analysis of 10 clinical trials shows that psilocybin, a compound from magic mushrooms, can rapidly reduce depression symptoms starting within one day of administration and maintain these benefits for up to 6 months. Higher doses and two treatment sessions produced better results than single lower doses. While psilocybin did raise blood pressure temporarily, it was generally well-tolerated with dropout rates similar to placebo.

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Acute effects of psilocybin on attention and executive functioning in healthy volunteers: a systematic review and multilevel meta-analysis

This comprehensive review examined how psilocybin affects thinking and attention. Researchers analyzed 13 studies and found that psilocybin slows down reaction times during tasks requiring focus and decision-making, though accuracy remains relatively stable. The effects increase with higher doses. Understanding these cognitive changes is important for both therapeutic applications and ensuring safe use of psilocybin in research and clinical settings.

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