The causes of recurrent oral ulcers are related to the following factors: First, the oral cavity is unsanitary and infected by viruses or bacteria. Second, the disorder of human internal environment, endocrine disorders and decreased immune function lead to autoimmune diseases. Third, people's emotional obsession, such as various mental stimuli, mental stress, excessive fatigue, intractable insomnia, etc., can cause physical weakness, decreased immunity, and pathogenic factors take advantage of it to induce the occurrence of this disease. Traditional Chinese medicine research believes that this disease is related to the damage of heart, spleen and kidney caused by exogenous insect venom. It causes yin deficiency and excessive fire, damp-heat and blood stasis, which leads to the occurrence of this disease. Once the disease occurs, if it cannot be treated effectively in time, the condition will get worse. The treatment of recurrent oral ulcer includes local treatment and systemic treatment. The main purpose of oral local treatment is to prevent secondary infection, relieve pain, promote healing and shorten the course of treatment. Therefore, anti-inflammatory, antiseptic and analgesic drugs should be used. Systematic treatment of recurrent oral ulcer is suitable for those ulcer types with frequent recurrence, short interval and prominent symptoms, with the main purpose of preventing recurrence. In addition, if there are other diseases, we should also actively treat them simultaneously. There is a kind of spray that is very good. It's called Compound watermelon frost Spray. The outer packaging is a small rectangular paper box with a small plastic bottle inside. It's a little bitter to spray on aphtha. Just spray it a few times. This is more effective than any oral patch. I used to have aphtha, and it worked best. Recommend it to you. Drugstores sell it, and it's not expensive, like more than 5 yuan a bottle. Have a nice day! It is necessary to treat oral ulcer with drugs. Oral gargle and topical medicine have the functions of eliminating inflammation, relieving swelling and pain, and promoting ulcer healing. When applying topically, rinse your mouth with mouthwash, especially on the affected area, rinse off food residue and saliva, and then gently wipe it with a clean cotton swab before applying topically, so that the medicine can be directly attached to the ulcer surface. The drugs with better effect in treating oral ulcer include Radix Et Rhizoma Rhei powder, Radix Notoginseng, Qingshuai powder, watermelon frost, Pearl powder, etc. In addition, the film has a good therapeutic effect. Film agent is a kind of drug which takes polymer material as matrix, absorbs one or more drug components and lasts for a long time. Can be firmly attached to the surface of ulcer, giving full play to the functions of anti-inflammation, antisepsis, analgesia and promoting healing, such as patch. For systemic therapy, oral vitamin C, vitamin B complex and zinc, a trace element that can promote epithelial healing, can be taken. But it should be used under the guidance of a doctor. The simple prescription for treating ulcer is 14 and 1 egg: put the egg into a bowl and make it paste, put the mung bean into an earthenware pot and soak it in cold water for more than ten minutes, and cook it on high fire for about 1.5 minutes (not for a long time). At this time, mung beans are not ripe, so take mung bean water and frangipani to drink together, once every morning and evening, which has a good effect on treating oral ulcers. 2 Liushen Pill: Take Liushen Pill 1 capsule (30 capsules) and grind it into powder, then add 2 ml of cold boiled water to soak it into a thin paste for later use. Before use, clean the patient's mouth, then dip the slender cotton swab into Liushen Pill solution and apply it to the ulcer surface. It is best to take the medicine 1~ 15 minutes before meals, three times a day, and 1 time before sleep. Generally, the analgesic effect can be achieved in 5 minutes. Small ulcer 1. It can be cured in 2 days, and it can be cured in 5 days if the ulcer surface is large. Yunnan: Baiyao is externally applied to the wound of oral ulcer with Yunnan Baiyao twice a day, and it usually takes 2~3 days to heal. 4 whole milk powder: choose whole milk powder, 2 ~ 3 times a day, each time 1 tablespoon, add a little sugar and take it with boiling water. It is best to take it before rest at night. Generally, ulcer symptoms can disappear in 2 days. 5 Watermelon: Half a watermelon, dig out the pulp of watermelon, squeeze it into juice, put the juice in your mouth, swallow it after about 2 ~ 3 minutes, then hold the new juice and repeat it several times. 6 vitamin c: crush vitamin c 1 ~ 2 tablets, put them on the ulcer surface and rest for a while, twice a day. 7 cimetidine: grind cimetidine 1 ~ 2 tablets into fine powder, dip the powder with a cotton swab and apply it to the ulcer surface. /kloc-Do not drink water for 0/0 minutes, twice a day. 8 Liuwei Dihuang Pill: Take Liuwei Dihuang Pill orally, 2 ~ 3 times a day, 6 ~ 8g each time. 9 Strong tea: The Compendium of Materia Medica in China's Ming Dynasty Pharmacopoeia says: "Tea tastes bitter and cold, which can best reduce the fire ... When the fire is small, it will clear up." According to research, tea contains tannin, which has astringent effect, and gargling with strong tea can promote the healing of oral ulcer. 10 Gentamicin: Dip 40,000 units of 2 ml Gentamicin Injection with a sterile cotton swab and lightly apply it to the surface of oral ulcer, and then apply it four times a day after three meals and before going to bed. After gargling, apply liquid medicine, and generally recover in 2 ~ 3 days. 1 1 Tomato: Keep tomato juice in your mouth for several minutes at a time, several times a day. 12 persimmon cream: take persimmon cream out of persimmon and take it with boiling water or add it to porridge. 13 banana leaves: take a proper amount of fresh banana leaves and apply them to the oral ulcer with fire, 2 ~ 3 times a day. 14 95% ethanol: dip a cotton swab in 95% ethanol, gently press the oral ulcer, and gently rotate the cotton swab to remove the rotten tissue on the ulcer surface, 2 ~ 3 times a day, 20 ~ 30 seconds each time. When treating oral ulcers, most of them are cured within 2-3 days. Small folk prescription for oral ulcer (1) Take fresh bitter gourd160g (80g dry product) and brew it with boiling water without drinking tea. 1 day 1 dose. It usually takes 3 to 5 days to take effect. (2) Rinse your mouth with warm water after dinner every day, take a spoonful of honey, the best raw juice, apply it to the ulcer surface, containing 1~2 minutes, then swallow it, repeat it for 2~3 times, and cure it for 2~3 days. ⑶ Take walnut shell about 10 every day, and decoct with water, three times a day for three consecutive days, and the oral ulcer can be cured. (4) Take 89 small Chinese rose flowers with calyx, mash them, add a small cup of honey, make them into paste, and apply them to the affected area of aphtha, which can generally be cured after 3-5 times. 5] Crush vitamin C 1 ~ 2 tablets, apply them on the ulcer surface, and wait for a while, twice a day. Choose whole milk powder once, 2~3 times a day, one spoonful each time, add a little sugar and take it with boiling water. It is best to take it before rest at night. Generally, ulcer symptoms can disappear in 2 days. ⑻ Take Liushen Pill 1 capsule (30 capsules) and grind it into powder, then add 2ml of cold boiled water and soak it into a thin paste for later use. When taking medicine, clean your mouth first, then dip a clean cotton swab into Liushen Pill solution and apply it to the ulcer surface. It is best to take medicine before meals 10~ 15 minutes, three times a day, and before going to bed 1 time. Generally, the analgesic effect can be achieved in 5 minutes, eating without pain and increasing appetite. Small ulcer 1~2 days can be cured; Multiple ulcers were cured in 3 days. Tips for resisting oral ulcers Brush your teeth carefully: Brush your teeth comprehensively with a soft-bristled toothbrush; Regular oral examination, please ask the dentist to deal with the bad teeth and repair the damaged denture lining in time. Always keep your mouth clean and brush your teeth with sterilized baking powder. Eat more liquid food and chew slowly. Increase the intake of fruits and vegetables to supplement vitamins and minerals. Avoid eating ground food, such as bread crumbs, corn or potato chips, smoke less, drink less, eat less acidic food, such as oranges, tomatoes or nuts, eat less spicy or salty food, and avoid eating hard and hot food and chewing gum.