The itchy tongue of a child needs to be treated according to the specific cause, such as food allergy, herpes stomatitis, etc. After diagnosis, choose general treatment or medication. 1. Food allergy: children eating allergic food, can cause allergic reaction allergy phenomenon, may lead to itchy tongue. Treatment needs to avoid allergens, and in serious cases can be under the guidance of the doctor with antihistamines, such as cetirizine hydrochloride tablets. 2. Herpes stomatitis: children infected with herpes simplex virus can induce herpes stomatitis, which can lead to itchy tongue, accompanied by localized herpes, the treatment can be prescribed by the use of antiviral drugs, such as four seasons antiviral combination. At the same time to do a good job of local oral care, maintain oral hygiene, rinse the mouth with light salt water after eating, in order to prevent secondary infection. There are many reasons why children’s tongue itchy, after the emergence of symptoms, it is recommended to go to the hospital in a timely manner to improve the examination, follow the doctor’s instructions to standardize the treatment, do not use drugs indiscriminately, so as not to lead to adverse consequences.