Swelling after being bitten by the flower mosquito may be mosquito toxins caused by skin allergic reactions, can be washed with alkaline liquid skin, topical drugs, oral medications and other methods to reduce swelling. 1. Alkaline liquid cleaning skin: mosquito bites mosquito acidic body fluids will remain on the skin can stimulate the skin to produce an allergic reaction, resulting in swelling and itching aggravated, so the mosquito bites can be used with soap and water, sodium bicarbonate lotion and other alkaline liquid cleaning the skin, to achieve the effect of swelling and itching. 2. Topical drugs: If the local swelling symptoms are still relatively obvious after cleaning, patients can follow the doctor’s instructions to use hydrocortisone butyrate cream and other glucocorticoid cream to inhibit the immune inflammatory response treatment. 3. Oral medication: some patients with redness, swelling and itching symptoms are more obvious, at this time you can follow the doctor’s instructions to take loratadine tablets, benzylamine hydrochloride tablets and other desensitizing drugs for antihistamine treatment. If there is a flower mosquito bite, it is recommended to go to the hospital in a timely manner, under the guidance of the doctor standardized treatment, do not self-medication.