Bad trip
(重定向自Psychedelic crisis)
Bad trip (drug-induced temporary psychosis or psychedelic crisis) is a disturbing experience typically associated with use of one or more of various hallucinogens of types including psychedelics, such as LSD, mescaline, psilocybin, and DMT, and dissociatives, such as Salvinorin A (the active chemical of Salvia divinorum) and Dextromethorphan. A "bad trip" is sometimes possible with other drugs including alcohol, cannabinoids, and MDMA.