After being bitten by insects, you can rub the following two types of ointment: First, the ointment of western medicine, commonly used are Benadryl ointment or dexamethasone cream. The main ingredient in Benadryl ointment is Benadryl, which has an anti-allergic effect, and has a better effect on allergic inflammation and edema that occurs after a bug bite. Dexamethasone cream inside is glucocorticoid drugs, dexamethasone can have anti-inflammatory, anti-allergic effect, is usually used for mosquito bites or local urticaria, eczema caused by inflammatory edema. Secondly, the ointment with Chinese medicine composition, commonly used are seven flavors detoxification ointment and Pientzehuang ointment, both of which have the function of clearing heat and detoxification, anti-inflammation and pain relief, and have better treatment effect for local redness, itching and pain caused by mosquito bite. The effect is the best when the above two types of ointment are used together.