Patients with mouth ulcers can take medication, general measures and other ways to improve the symptoms of the disease. 1. Drug treatment: If patients with oral ulcers experience pain, they can use painkillers externally under the guidance of a doctor, such as lidocaine gel, benzydamine spray, or chlorhexidine gargle. Or oral vitamin drugs, such as vitamin C, vitamin B, etc., so as to supplement the body’s lack of vitamins, play a role in improving the condition. 2. General measures: During the treatment period, patients should pay attention to oral hygiene and rinse their mouths frequently. At the same time, the diet can eat more fresh fruits and vegetables, less spicy and stimulating food. When the body allows, appropriate physical exercise can be conducive to strengthening the immune system. Once diagnosed with mouth ulcers, patients need to actively cooperate with the doctor to take relevant treatment measures, the use of drugs need to follow the doctor’s instructions.