Especially: https://erowid.org/chemicals/lsd/lsd_health1.shtml https://erowid.org/chemicals/lsd/lsd_health1.shtml "Reactions that are prolonged (days to month

Especially: https://erowid.org/chemicals/lsd/lsd_health1.shtml https://erowid.org/chemicals/lsd/lsd_health1.shtml "Reactions that are prolonged (days to months) and/or require hospitalization are often referred to as "LSD psychosis," and include a heterogenous population and group of symptoms." "In spite of the impressive degree of prior problems noted in many of these patients, there are occasional reports of severe and prolonged reactions occuring in basically well adjusted individuals." Also, one famous example of "bad trips" (maybe with "prior problems"): https://www.smh.com.au/entertainment/music/thats-one-hell-of-a-trip-20120308-1ul6h.html https://www.smh.com.au/entertainment/music/thats-one-hell-of...