Baby diarrhea is commonly caused by gastrointestinal dysfunction, improper diet, climate change and infectious factors, etc. It is necessary to pay attention to a reasonable diet, prevention of dehydration, the use of medication, etc., but there is no such thing as the simplest treatment, it is recommended to consult a doctor in a timely manner for standardized treatment. The causes of diarrhea in babies are quite varied. Cold foods eaten on a daily basis, sudden changes in climate, gastrointestinal disorders, and infections with Escherichia coli, Candida, and rotavirus are all likely to lead to diarrhea in babies. Parents should pay attention to reasonable dietary adjustments when the baby has diarrhea, as soon as possible to resume breast milk or the baby’s familiar diet, to replenish the body’s needs, so as not to consume too much diarrhea. If the diarrhea is more serious, it is necessary to send the baby to the hospital for treatment in a timely manner, usually with rehydration, so as to avoid dehydration of the baby. In addition, for babies with infections to control the infection first, according to the results of stool bacterial culture to choose the appropriate drugs for treatment. You can take Bifidobacterium bifidum triphylium and other drugs to regulate the normal intestinal flora, and at the same time, you can use montelukast to stop diarrhea. It is recommended that babies with diarrhea consult a doctor in time. The above drugs should be used according to the doctor’s instructions.