F16.1 - Hallucinogen abuse
F16.18 - Hallucinogen abuse with other hallucinogen-induced disorder
F16.180 - Hallucinogen abuse with hallucinogen-induced anxiety disorder
F16.183 - Hallucinogen abuse with hallucinogen persisting perception disorder (flashbacks)
F16.188 - Hallucinogen abuse with other hallucinogen-induced disorder