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Lysergic Acid Diethylamide-Assisted Therapy in Patients With Anxiety With and Without a Life-Threatening Illness: A Randomized, Double-Blind, Placebo-Controlled Phase II Study

Holze F, Gasser P, Müller F, Dolder PC, Liechti ME — University Hospital Basel

Published in Biological Psychiatry

42 patients received 200µg LSD-assisted therapy in an investigator-initiated trial. STAI-G anxiety scores dropped significantly more than placebo at 16 weeks; one serious adverse event (acute transient anxiety) was reported. A 2024 follow-up found remission held at roughly a third of participants through week 102.

Read the Full Paper at Biological Psychiatry