A recent study has shown promising results for the use of psilocybin in treating obsessive-compulsive disorder (OCD).

Dried psilocybin mushrooms.
Obsessive compulsive disorder (OCD) is a highly prevalent disorder that causes serious disability, notes the study’s researchers. “Available treatments leave 40% or more of people with OCD significantly symptomatic”, leaving “an urgent need for novel therapeutic approaches.”
For this study, researchers conducted a randomized controlled trial on mice, which exhibit behaviors closely mirroring OCD symptoms in humans, such as excessive self-grooming and anxiety. The mice were divided into three groups: one receiving a single intraperitoneal injection of psilocybin, another receiving a psychedelic mushroom extract containing the same dose of psilocybin, and a control group receiving a vehicle injection.
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