Mouth ulcer spray which effect is good argument is unreasonable, clinically you can use open throat sword spray, watermelon cream and other treatment. 1. open throat sword spray: with heat detoxification (clearing the body of heat and poisonous evil), swelling and pain (eliminating swelling and pain) effect. Used for acute and chronic pharyngitis, tonsillitis, sore throat, stomatitis, gum swelling and pain. 2. Watermelon Cream: has the effect of clearing away heat and detoxification, reducing swelling and relieving pain. It is used for breast moth (related to tonsillitis in western medicine) caused by wind-heat attacking the lungs and stomach (the heat of the lungs and stomach is very heavy), oral erosion, sore throat, enlarged nucleus of the throat, sores in the mouth and tongue, swollen and painful gums, or bleeding; stomatitis, oral ulcers, etc., and gingivitis, see the above symptoms and mild burns (epidermis unbroken). It is recommended that patients consult a doctor before using the medication and choose to use the medication under the doctor’s guidance.