If an infant has a thick white tongue, parents can deal with it from the following aspects: 1. Give the child Chinese medicine to eliminate food and guide stagnation, the thick white tongue in this case is mainly caused by functional indigestion, in addition to the thick white tongue, the infant will also have abdominal pain, bloating, undigested milk flaps and food in the stool, etc. You can give the child Chinese medicine to eliminate food and guide stagnation, such as Wang’s Bao Chi Wan, Shen Qu 2.Therapy for dispersing cold and dampness is suitable for children with thick white tongue caused by cold, children often have cold, nasal congestion, runny nose, fever and other conditions in addition to thick white tongue. Brown sugar and ginger water can also improve and treat the thick white tongue.