Mouth ulcers on the tongue generally refers to recurrent aphthous ulcers, after the emergence of general treatment or drug treatment. 1. General treatment, if the recurrent aphthous ulcers are not serious, do not produce obvious pain, and do not affect daily life, you can temporarily do not need to treat, usually need to eat a light diet, pay more attention to rest, and enhance personal body resistance. 2. medication, if recurrent aphthous ulcers are more serious, you can use medication under the guidance of a doctor, such as cediriodine tablets, vitamin C, 0.05% chlorhexidine gargle, etc., it is best not to eat spicy and stimulating food during the use of medication, to maintain oral hygiene. Stubborn oral mucosal ulcers may also be caused by other diseases. If there is no obvious change after using the medicine for a period of time, it is necessary to consult a doctor in time.