Poisoning may occur after being bitten by a centipede. After being bitten by a centipede, there will be redness, swelling and pain around the bitten area, accompanied by a tingling sensation. Centipedes are poisonous, and after being bitten by a centipede, the venomous glands in the centipede’s body will secrete a large amount of venom, which will enter into the skin of the injured person and a series of poisonous reactions will occur, the larger the centipede the greater the toxicity of the centipede, and the more pronounced the poisoning of the human body will also be. After being bitten by a centipede, the wound can be cleaned with alkaline soapy water or sodium bicarbonate solution. These alkaline substances can neutralize the toxins of the centipede to reduce the pain and itching sensation, and alcohol, iodine vapour, hydrogen peroxide, etc. can also be used to disinfect the swollen area to avoid the wound from becoming infected, and to go to the hospital for further treatment. If bruises and purpura appear on the skin and are accompanied by headache, dizziness, nausea, convulsions, coma and other symptoms, go to the hospital immediately for examination and treatment. On the way to the hospital, ice packs can be applied to localized swollen areas to reduce swelling and pain.