The first thing you can do is to check if there is a poisonous stinger left in the skin at the sting, use tweezers to pull out the broken stinger, and then suck the venom out with a breast pump or cupping. 2, such as wasp stings, the venom is alkaline, you can rub acetic acid; if the bee stings, the venom is mostly acidic, local cold wet compresses with 5%-10% aqueous sodium bicarbonate solution, you can also use soap and water to wash it out. 3, with If the pain is obvious, take 3ml of 1% aqueous emetine hydrochloride solution with 2% lidocaine and inject it subcutaneously in and around the proximal end of the sting, which can quickly reduce swelling and pain. 5. If there is a systemic reaction or obvious redness and blistering, take oral antihistamine, such as levocetirizine or ibastine tablets, one tablet a day. If the symptoms are still very serious, consider taking oral glucocorticoids, such as prednisone 30mg, in the morning, for 3-5 days.