A 28-year-old man with no prior psychiatric or substance use history developed catatonia—specifically mutism and inability to feed himself—for six months after his first use of psilocybin. Imaging and lab tests showed no abnormalities. This case is one of the earliest documented instances of catatonia triggered by psilocybin.
A 28-year-old man with no prior psychiatric or substance use history developed catatonia—six months of mutism and inability to feed himself—after a single psilocybin ingestion. Imaging and lab tests were normal. The case is one of the earliest documented instances of psilocybin-induced catatonia.