Quick info Topic Info Safe in lab studies? Yes, safe in lab studies1 Chemical names Psilocybin, psilocin Street names Shrooms, magic mushrooms, psychedelic mushrooms, mushies, liberties Risks 1. ~8 hour stressful bad trip 2. Doing something unsafe due to impaired perception 3. Psychotic reaction particularly in individuals with schizophrenic relatives 4. Visual changes that in extremely rare cases can last for weeks or years Temporary desirable effects (~6 hours) Joy/intense happiness, peace/harmony2 Temporary side effects (~6 hours) Anxiety, impaired judgement Medical use Treatment for cancer-related emotional distress, other emotional distress, and addictions, in combination with therapy 1.