<prompt> All of the following are typical autonomic side effects of antipsychotic drugs EXCEPT:ConstipationDry mouth and throatPostural hypeensionUrinary retention  <response>: Postural ohostatic hypotension occurs most often during the first few days of treatment, and most patients readily develop a tolerance to it. Other autonomic side effects may include cutaneous flushing, paralytic ileus, miosis, mental confusion, and mydriasis. A neuroleptic is a subtype of antipsychotic drug that produces a high incidence of extrapyramidal side effects EPS at clinically effective doses. Theatypical antipsychotic drugs, are now the most widely used type of antipsychotic drug. Ref: Meltzer H. 2012. Chapter 29. Antipsychotic Agents Lithium. In B.G. Katzung, S.B. Masters, A.J. Trevor Eds, Basic Clinical Pharmacology, 12e. 