Key points

A new study found that administration of higher-dose LSD produced robust reductions in anxiety.

Positive effects from one dose of LSD lasted up to 12 weeks.

Psychotherapy wasn’t administered, suggesting that LSD may exert therapeutic effects without support.

Patients in the study tolerated LSD well, although psychedelic effects required observation the first day.

Move over Xanax, Prozac, and Duloxetine? A recent study comparing a single oral dose of MM120 (LSD) with a placebo suggests that LSD may be an effective treatment for anxiety .

Lysergic acid diethylamide, or LSD, was first synthesized by Swiss chemist Albert Hofmann in 1938. The pharmaceutical company Sandoz marketed LSD in 1947 as Delysid, promoting it for treating schizophrenia and depression , as well a

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