What are cholinergics anxiolytics?

Trihexyphenidyl (Artane, Benzhexol) Studies of abuse since about 30 years ago Substance of abuse in many Arabic countries (Saudi arabia, Jordan, Lebanon…) Abusers: - young, unemployed - low socio-economic background - polydrug users - antisocial personality Effects: stimulant or euphoric effects, reversible cognitive impairment Withdrawal symptoms: anxiety, delirium, various physical complaints, orthostatic hypotension, tachycardia