Green plum antidiarrheal granules and Montelukast can be used to treat diarrhea, the focus of the two as well as the contraindications are different, according to their own situation and under the guidance of a physician to choose. Green Plum Anti-Diarrhea Granules is a proprietary Chinese medicine that eliminates food stagnation and stops diarrhea, treating abdominal pain, diarrhea, indigestion and other symptoms caused by food and drink stagnation in the stomach. Montelukast is a western medicine used for acute and chronic diarrhea, which has a fixed inhibitory effect on viruses and germs in the digestive tract; it also has a covering protective ability on the mucous membrane of the digestive tract, and it has the effect of balancing the normal bacterial flora and local pain relief. Green Plum Anti-Diarrhea Granules is for diarrhea caused by food accumulation, while Montelukast focuses on the treatment of diarrhea caused by germs after infection. Green plum antidiarrheal granules are prohibited for pregnant women and diabetic patients, and there is no clear adverse reaction; Montelukast may cause constipation after use, and is prohibited for those who are allergic to Montelukast. If diarrhea occurs should be under the guidance of a doctor to use drugs.