Little baby dry vomiting milk, if the baby temperature, spirit, appetite and other normal conditions belong to the physiological spitting, if accompanied by fever, bloating, diarrhea, etc. is suggestive of the existence of gastrointestinal diseases. 1. Physiological spitting up: low months old baby stomach is horizontal position, cardia muscle relaxation, pylorus muscle tension, overfeeding, after feeding lying down, crying can cause spitting up, for digested or undigested milk, the baby’s spirit, the amount of milk and so on normal, it is a normal phenomenon, with the age of the month will be improved. 2. gastrointestinal diseases: often accompanied by fever, bloating, diarrhea, stopping gas, defecation, etc., there will be repeated vomiting, vomit may appear brown, bloody things. The baby dry vomiting milk, there may be other causes, it is recommended to go to the hospital in time to improve the examination to clarify the cause of the disease, under the guidance of the doctor to give targeted treatment or treatment.