Aloe vera is used as a laxative (to pass stools with medicines that have a laxative effect), a purgative (to clear liver fire), and an insecticide to cure chancre, and has therapeutic uses for conditions such as heat knot constipation and convulsions from eclampsia. The drug has a wide range of uses and can be used in food, beauty, health care, medicine and many other fields. Aloe vera is the concentrated dry matter of the juice of the leaves of Aloe vera Curaçao, Aloe vera Cape of Good Hope or other close relatives of the same genus in the lily family. It is bitter and cold in nature, and belongs to the liver, stomach and large intestine meridians. It has the efficacy of diarrhea and laxative, clearing the liver and fire, killing insects and curing chancre, and can be used for the treatment of constipation with heat knot, convulsions with panic and epilepsy, and pediatric chancre (a kind of children’s chronic disease manifested by emaciation, abnormal diet, abdominal distension, and thinning and withering of hair, etc.) and other diseases. The adverse effects of the drug are not clear, but since the drug is bitter-cold, it should not be taken by patients with weak spleen and stomach and diarrhea. If necessary, it is recommended to visit a regular hospital for treatment under the guidance of a professional physician.