Eating shrimp the day after a vaccination may not necessarily cause damage to the body. However, seafood may lead to allergic reactions, the vaccine may allow the vaccinee’s body sensitivity to enhance or reduce the impact on physical health. First, the impact: 1, shrimp belongs to seafood, river food, with the risk of allergy, may be due to vaccination caused by the stimulation of the immune system, the human body’s response to common allergenic substances may also change; 2, for some sensitive people, usually for seafood, river food, no obvious allergic symptoms of the person, may be temporarily allergic reactions. Second, the solution measures: 1, no symptoms after eating can not worry, one week after vaccination to avoid eating other seafood, river food, as well as coffee, strong tea and other stimulating foods; 2, if there is an allergic reaction, such as skin itching, red rashes, local redness and swelling of the vaccination, etc., you can take appropriate oral antihistamines under the guidance of the doctor to alleviate the therapeutic symptoms, such as chlortetracycline, cetirizine, etc.; 3, such as itching, sneezing, sneezing, tears and other symptoms, such as itching, sneezing, tears, and other symptoms, such as itching, sneezing, tears, and other symptoms, Runny nose, tears and other symptoms, it is recommended to use budesonide, fluticasone propionate, mometasone furoate and other aerosol nasal spray under the guidance of a doctor, which can quickly reduce the symptoms of inflammatory reaction of the nasal mucosa; 4, if the allergy symptoms are severe, causing intense itching of the skin, or even breathing difficulties, should seek medical attention.