5 months baby diarrhea, consider the physiological diarrhea, gastrointestinal cold, pediatric gastroenteritis and other conditions caused by the parents can be based on the cause of the general treatment, medication to solve the way. 1. Physiological diarrhea: 5 months baby diarrhea is usually due to the mother’s recent nutritional supplements more frequently, resulting in too much nutrients in breast milk, and 5 months baby gastrointestinal function is not yet fully developed, unable to absorb and digest the nutrients in breast milk caused. The phenomenon is a normal physiological phenomenon, usually in the parents of the baby to add complementary foods gradually disappear, so generally do not need special treatment, parents pay attention to the recent baby to drink more water, to avoid dehydration caused by diarrhea. 2. gastrointestinal cold: the disease is mainly due to the baby itself suffers from upper respiratory tract infections, pathogens in the body into the gastrointestinal tract, affecting the normal function of the gastrointestinal tract caused by the baby often lead to diarrhea, fever and other symptoms. The doctor can give the baby montelukast and other antidiarrheal drugs treatment, if the baby’s condition is more serious, with ribavirin and other antiviral drugs, it is recommended that timely medical attention. 3. Pediatric gastroenteritis: the disease is mainly due to bacterial, viral and other pathogens infection, or the baby’s diet is not appropriate, the outside temperature is too low and other factors, can also lead to 5-month-old baby diarrhea. Parents can give the baby bifidobacteria and other intestinal microecological agents under the guidance of the doctor, or montelukast to relieve the symptoms of baby diarrhea. Clinical causes of diarrhea in 5-month-old babies are many, and parents are advised to take their babies to the doctor for examination first, to identify the specific cause of the disease and then treat the symptoms. All of the above medications should be used under the guidance of a doctor, avoid self-medication.