What are the side effects of HPV 9?

HPV 9-valent vaccine mainly prevents nine types of HPV infection, generally three shots, respectively in the first month, the third month, the sixth month of each shot. Generally for unmarried women aged 16 to 26 years old, this vaccine effect is better. A nine-valent HPV vaccine is 1300 yuan, and three shots are nearly 4000 yuan. After the injection, we should pay attention to whether there are induration and redness in the injection area, and whether there is exudate. We should pay attention to whether there is local infection. After the injection, there may be a slight fever. Other side effects do not occur.