Anticholinergic mainly refers to anticholinergic drugs, such drugs can relax the bronchial smooth muscle as well as the smooth muscle of the gastrointestinal tract, can release its spasm, so it can be used to treat asthma, gastrointestinal colic or relieve pain caused by ureteral stones, this condition has many people will misidentify it as a painkiller, but in fact its pain relief effect is only antispasmodic and caused, in life can not be taken as a painkiller It should not be taken as a painkiller in life to avoid adverse consequences. There is a wide variety of anticholinergic drugs, but the main common ones in life are atropine, belladonna tablets, scopolamine or scopolamine, and sometimes such as atropine can also be used to detoxify organophosphorus pesticide poisoning.