There is no such thing as which treatment can be used for canker sores to get better faster. They can generally be treated by general treatment, medication, surgery and so on. 1. General treatment: Canker sores patients should adjust good living habits, pay attention to rest, healthy diet, avoid squeezing the affected area. 2. Medication: Canker sores are usually caused by bacterial infection, patients can apply povidone iodine, mupirocin ointment and other drugs on the affected area under the guidance of doctors, or take amoxicillin and cephalosporin antibiotics orally to deal with it. 3. Surgical treatment: when the abscess of canker sores is mature, it will make the surface broken and pus flow, you can use incision and drainage, clean up all the necrotic tissue cells, clean the wound, change the medicine regularly, and wait for the newborn granulation tissues to grow out of the wound gradually healing. When the patients appear canker sores, they should consult the doctor in time, find out the cause, and then treat accordingly under the doctor’s guidance.