Seven and a half month old baby dilution is considered to be caused by indigestion, infectious enteritis and so on, treatment includes general treatment, medication and so on. Dyspepsia: dyspepsia can lead to diarrhea in seven and a half month old babies, in order to prevent the baby from dehydration due to diarrhea, you can appropriately increase the amount of water intake, dietary adjustments to the way of feeding, the baby’s complementary food should be easy to swallow, easy to digest food such as: millet porridge, rice paste, and so on. Keep the baby’s abdomen warm to avoid diarrhea aggravated by abdominal cold. Infectious enteritis: If the digestive system is infected by bacteria or viruses, infectious enteritis can cause diarrhea, and it is necessary to consult a doctor to clarify the cause of the disease and then treat the symptoms. For bacterial infection, antibacterial drugs such as cefixime can be used according to the drug sensitivity. If it is a viral infection, you can use montelukast to stop diarrhea, protect the gastrointestinal mucosa, bifidobacteria to regulate the intestinal flora, in order to alleviate the symptoms. Seven and a half months the baby diarrhea should go to the hospital in time to find out the cause of the disease, and under the guidance of the doctor to carry out standardized treatment, so as not to delay the condition. The above drugs need to be used in accordance with medical advice.