The third shot of the vaccine includes the new coronavirus vaccine and the third shot of the nine-valent HPV vaccine. The third shot of the new coronavirus vaccine is not available to people under 18 years of age, and the third shot of the nine-valent HPV vaccine is available. At present, the third shot of the new crown vaccine is for people aged 18 years and above who have no contraindications to vaccination. minors under 18 years of age are slightly less physically fit than adults because their bodily functions have not yet fully developed and matured, so they generally need to be treated as a special group and cannot be vaccinated with the third shot of the new crown vaccine for the time being. The nine-valent HPV vaccine needs to be completed within six months. The usual sequence of vaccination for the nine-valent HPV vaccine is 0 months, 2 months and 6 months. The vaccination is usually given to women between the ages of 16 and 26 years old, and three vaccinations are usually required. Minors with no contraindications to injection may receive a third dose. It is recommended that people who need a third dose of the new coronavirus vaccine and a third dose of the nine-valent HPV vaccine need to be under the supervision of a doctor.