The bivalent vaccine is usually referred to as the bivalent vaccine for HPV. You do not need to fast before taking the bivalent vaccine, and you can eat some light and easily digestible food. The bivalent vaccine is given by intramuscular injection and can effectively prevent cervical cancer and epithelial sarcoma. Eating does not affect the effectiveness of the bivalent vaccine injection, and can also replenish the body’s energy and avoid hypoglycemia. If the bivalent vaccine, the body is in a state of hunger, at this time, if the injection of the vaccine produces nervousness, it is likely to induce a stress reaction, produce uncomfortable symptoms, especially diabetic patients fasting is also prone to hypoglycemia, so the bivalent vaccine does not need to fasting, it is recommended to eat and then injected. It should be noted that, try not to eat too spicy, greasy, stimulating food after vaccination, so as not to produce diarrhea, abdominal pain and other gastrointestinal symptoms, and the vaccine after the vaccine adverse reactions confused, not conducive to the doctor for targeted treatment. In short, you don’t need to fast before the bivalent vaccine, it is possible to eat, but to avoid eating stimulating food.