Montelukast is not a prohibited drug for children, it can be used for the treatment of acute and chronic diarrhea in adults as well as children, and can also be used for esophageal, gastric, and duodenal diseases, caused by the auxiliary treatment of the associated pain symptoms, children, pregnant women and lactating mothers can be safe to use this product. Montmorillonite has laminar structure and non-uniform charge distribution, it is not absorbed in the digestive tract after oral intake, it has adsorption and inhibition effect on viruses, bacteria and other toxins produced in the digestive tract. Montelukast has the ability to cover the mucous membrane of the digestive tract, which can repair and improve the defense function of the mucous membrane barrier against attacking factors. Montmorillonite loose only in the intestinal tract local effect, not absorbed into the blood circulation, in the intestinal tract with its adsorption of toxins and other substances, with the digestive tract of its own peristalsis and excreted, so relatively safe. The common adverse reaction is constipation, because it forms a protective layer in the intestinal mucosa, which will affect the absorption of other drugs and nutrients. Therefore, if you have to take other medicines at the same time, it is recommended to use it with Montelukast at a time interval, otherwise Montelukast will adsorb other medicines and affect their absorption.