Try not to take a shower within 24 hours after the vaccination, showering is easy to catch a cold and may cause respiratory symptoms, so try not to take a shower on the same day. Drink plenty of water to avoid respiratory symptoms, and do not eat seafood, which contains more allergenic ingredients. Don’t do strenuous activities. Strenuous activities after vaccination may cause excessive sweating or increase the risk of infection. Be careful to observe the site of vaccination and systemic adverse reactions, if there are obvious symptoms of discomfort, such as low fever, headache, abdominal pain, diarrhea, etc., it is recommended to go to the hospital in time.