8 months baby diarrhea 20 days, need symptomatic treatment, may be and indigestion, prolonged diarrhea disease and other factors related to the main drug treatment, at the same time need to pay attention to daily care. 1. indigestion: 8 month old baby diarrhea, most of them are not pay attention to the way of feeding, resulting in gastrointestinal indigestion, in the treatment of the main drugs, if the symptoms are relatively mild, you can use probiotics (such as bacillus subtilis bacillus granules) and other drugs. 2. Prolonged diarrhea disease: mostly bacterial infection, and the baby’s low immunity is also related. It is best to go to the hospital for treatment, under the guidance of the doctor to do a good job of fluid therapy and nutritional therapy. According to the susceptibility of the germs to use the appropriate antibacterial drugs, such as cefixime and so on. At the same time, supplementation of trace elements and vitamins such as: zinc, vitamins, etc.. Intestinal mucosal protectants such as montelukast powder can also be used. The above drugs are used under the guidance of the doctor, can not be taken on their own. 8 months baby diarrhea 20 days may also have other reasons, it is recommended to go to the hospital, improve the examination to clarify the cause, give targeted treatment or treatment.