Infants begin to secrete salivary glands around two months, but his swallowing ability is very poor, so it is easy to appear spitting symptoms, which is a physiological, do not need to be particularly worried, and often in about 4 months of age infants appear to teething symptoms, this time will also stimulate the salivary glands to secrete more saliva, and lead to increased salivation. Of course, there is also a pathological state, the first three months of the baby appears frequent spitting bubbles increased situation, the perioral bruising a minute breathing rate of more than 60 times, such performance can not exclude the performance of bronchitis pneumonia. This symptom requires immediate consultation with the neonatology department, where the lungs are listened to and, if necessary, a lung film is taken for symptomatic treatment. Physiological drooling does not require special treatment, and as the child grows older, at most around the age of three, the condition will resolve itself, as long as the formation of drool rash is prevented. The baby’s perioral area is coated with a moisturizing skin cream that can be applied once every three hours to prevent the occurrence of drooling rash. If the mouth rash is serious, you can work with hormonal creams. The preferred medication for eczema is actually hormones, and this medication will not cause a lot of harm when used in the short term.