A number of scientific researches on a global scale are aimed at studying the condition of the organs of the oral cavity. Large-scale scientific research aimed at improving the prevention, diagnosis and treatment of oral cavity diseases is being carried out. In this connection, to determine the specificity of the origin of stomatitis; the reasons for the development of stomatitis are justified, taking into account the violation of systemic and local metabolic, plasticity and immunological processes; diagnosis and treatment algorithm, as well as measures to extend the period of remission are being developed. However, the issues of treatment and prevention of traumatic stomatitis in children have not been sufficiently clarified. In this process, taking into account the prevalence of the disease and the low effectiveness of treatment, as well as the risk of transition to a severe complication, it increases the need to improve the diagnosis, treatment and prevention of traumatic stomatitis in children.