Some laxative drugs such as magnesium sulfate,Bisatin,phenolphthalein,glycerol etc for common use were introduced.

介绍了几种治疗慢性便秘的药剂，包括：硫酸镁，比沙啶，酚酞，甘油，开塞露等。并着重介绍了它们的用法。