Tongue lick dermatitis is a common skin disease in children that occurs in the dry and windy autumn and winter seasons. It is a contact dermatitis caused by children repeatedly licking the skin around their lips with their tongues. In autumn and winter, the air is dry and children’s lips are prone to dryness and cracking, so children like to lick with their tongues. But the more you lick your lips, the more dry they will become. This is because, often licking will lick off the protective layer of the skin surface, the skin loses protection, more likely to lose water, so the tongue stimulation, coupled with the role of saliva, destroy the natural protective film of the skin, the skin around the mouth impregnated by saliva appeared local inflammatory reaction, manifested as a circle around the mouth with clear boundaries of red spots, while papules, cracking and flaking phenomenon can occur. As the skin around the mouth itchy, dry and painful discomfort, prompting the child often repeatedly lick with the tongue, using saliva to moisten the skin. This often causes the child to form a vicious cycle of licking more and more inflammation, licking more and more, and the more dry the licking, the more dry the licking. Repeated inflammation, pigmentation also increased, so the skin often licked by the tongue gradually changed from red to dark brown, forming the typical symptoms of pediatric perioral dermatitis. The first thing you should do is to eat a light diet during the onset of the disease, eat more vegetables and fruits, and less meat, and take a multivitamin supplement. The second to correct the bad habits of licking lips, can be in the baby clothes bag prepared a gentamycin eye ointment, teach children feel dry lips uncomfortable when not to lick with the tongue, can always pull out the gentamycin eye ointment painted a coating. The ointment is very moisturizing and can effectively relieve the dryness and discomfort of the mouth and lips. If the lesions are heavy, take your baby to the doctor in time. After each meal and after eating fruit, teach your child to wash the skin around the mouth with water in time to reduce the stimulation of the skin by vegetable soup and juice, and also pay attention to the moisturizing emollient that must be applied in time after washing to protect and restore the skin barrier function. Tongue lick dermatitis treatment In the symptomatic treatment at the same time, you can choose an ointment with anti-inflammatory and anti-itch effect such as gentamycin eye ointment and apply it to the lesions several times a day. Drink more water, eat more fresh fruits and vegetables to replenish water; eat less fried, high-calorie and stimulating food to avoid internal heat that leads to dry and cracked lips; overcome the action of licking and sucking the lips and correct the bad habit of tongue licking; after eating and before going to sleep, you can apply a layer of emollient oil to the baby’s perioral area several times, and lip balm for children to protect the moist lips and reduce the discomfort around the mouth. For small children, you can apply some bitter Chinese medicine on the skin around the mouth, such as Huanglian, Huangbai oil agent, not only has an antiseptic, anti-inflammatory effect.