Infant two months drooling may be caused by normal physiological phenomena, may also be caused by pathological phenomena, if it is a normal physiological phenomena, you can not have to deal with, if it is a pathological phenomenon, need to clarify the specific causes, and active treatment. First, physiological phenomenon: some babies like to fingers, pacifiers in the mouth to suck, which will stimulate the salivary glands, causing saliva secretion is more exuberant, and the baby’s mouth is shallow, the swallowing reflex has not yet developed soundly, and therefore there will be the phenomenon of drooling. This is a normal physiological phenomenon, without special treatment, in daily life should pay attention to prevent excessive drooling caused by drool rash. Second, pathological phenomenon: 1, oral inflammation: bacterial or viral infection, resulting in oral mucosal bleeding, swelling, and then drooling phenomenon can occur. Can be under the guidance of a professional doctor for the cause of the infection to take appropriate measures, for the baby can not eat, to give appropriate rehydration, or even infusion of nutrient solution; 2, neurodevelopmental anomalies: if the baby drooling tongue outward, and can not do the head up movement, it may be caused by growth and developmental anomalies, need to go to the hospital in a timely manner to the hospital, according to the results of the examination to confirm the diagnosis, and then rehabilitation treatment.