Diarrhea is also known as diarrhea, 2 and a half year old baby diarrhea may be caused by viral or bacterial infections, you can apply rehydration fluids, microecological agents, intestinal mucosal protectants, antibiotics and other drugs. Baby diarrhea can be applied oral rehydration salts for rehydration, for more serious children can be intravenous rehydration to prevent dehydration. Microbial preparations such as bifidobacteria and Saccharomyces boulardii can also be applied to supplement the regulation of intestinal flora. Montelukast to stop diarrhea, etc. For diarrhea caused by viruses such as rotavirus infection, there is no specific drug, and the above symptomatic treatment is mostly used. For bacterial infection caused by diarrhea can be based on the results of drug sensitivity selection of appropriate antibiotics, such as cefixime and other drugs. In addition, parents need to pay attention to light and easy to digest diet, avoid spicy, stimulating food. All of the above drugs should be used under the guidance of a doctor, avoid self-medication. When your baby has diarrhea, you need to consult a doctor in time to identify the cause of the disease and give targeted treatment or therapy.