本文通过不同剂型止泻２号对正常小鼠小肠蠕动影响的药理实验，论述了剂型的选择一定要根据处方的功能主治而定，药理实验对确定药物剂型是非常必要的。 This article through the different formulations of Antidiarrheal No. 2 on the impact of normal mice small intestinal peristalsis pharmacological experiments, discusses the choice of dosage form must be determined according to the prescription of the functional indications, pharmacological experiments to determine the drug dosage form is very necessary.