When infants suffer from cold-induced diarrhea, it may be a transient dyspepsia, this situation does not do special treatment, but if the diarrhea is frequent and long, it is considered to be cold-induced bacterial or viral infections, such as acute upper respiratory tract infection, acute gastroenteritis, diarrheal disease, etc., according to the specific disease, should be taken to anti-infective, protection of the mucosa of the gastrointestinal tract, fluid support and other treatments. 1. Acute upper respiratory tract infection: acute upper respiratory tract infection, diarrhea, mainly caused by gastrointestinal dysfunction, it should be the first treatment of the primary disease, according to the situation of the use of antibacterial drugs such as cefaclor or oseltamivir and other antiviral drugs as prescribed by the doctor, and pay attention to a light diet, generally diarrhea will slowly improve. 2. Acute gastroenteritis: if bacterial or viral infection of the digestive tract, caused by acute gastroenteritis, virus-induced acute gastroenteritis usually do not need antiviral treatment, can be prescribed to use bifidobacterium bifidum to promote digestion, montelukast to protect the mucous membrane of the digestive tract, etc.; if it is due to bacterial infections caused by the above medications in addition to the use of antibacterial drugs, such as cefdinir, cefixime granules, and so on. 3. diarrhea disease: infant diarrhea disease is one of the common causes of diarrhea in infants and young children, the main one of which is fluid supportive therapy. Mild to moderate dehydration can follow the doctor’s instructions to use oral rehydration salts, while severe dehydration requires intravenous fluid replacement to maintain normal fluid volume. Parents are advised to go to the hospital if their infant has diarrhea so as not to delay the condition. The above medications should be used under medical supervision.