A 22-year-old student killed his girlfriend during a psychotic period which may have been precipitated by ingestion of lysergide. This closely followed another assaultive episode while he was under the influence of drugs. Prior to this, he had not had any untoward drug reaction.
Klepfisz A, Racy J. Homicide and LSD. JAMA. 1973;223(4):429-430. doi:10.1001/jama.1973.03220040043009