A study, published in Molecular Psychiatry, led by Professor Bernard Lerer from the Department of Psychiatry at the Hadassah—Hebrew University Medical Center shows promising results for using psilocybin as a potential treatment for obsessive-compulsive disorder (OCD) and Tourette’s syndrome.

Dried psilocybin.
The study, titled “Striking Long Term Beneficial Effects of Single Dose Psilocybin and Psychedelic Mushroom Extract in the SAPAP3 Rodent Model of OCD-Like Excessive Self-Grooming”, was published in the journal Molecular Psychiatry.
The study included 50 genetically modified mice that displayed excessive grooming and anxiety, similar to human OCD behaviors and head-body twitches similar to tics suffered by patients with Tourette’s syndrome.
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