How should oral ulcer do very painful

The patient has oral ulcer but the ulcer has obvious pain reaction. At this time, we can use some drugs to treat it. First, we can use ulcer film, which can be attached to the oral ulcer to protect the oral ulcer, relieve the pain and promote the healing of the ulcer. The oral ulcer film that can be used includes dexamethasone acetate paste tablets, compound chlorhexidine dexamethasone film, propolis oral film and so on. You can also use mouthwash, such as furacilin solution, Kangfuxin solution, ethacridine solution, these can be. Of course, the pain is particularly serious can also use lidocaine aerosol, you can use dyclonine hydrochloride solution, can play a rapid analgesic effect. The above plan is for reference only, the specific use of drugs please combine their own situation under the guidance of professional doctors medication.