The nine-valent HPV vaccine is usually given by appointment at the gynecology clinic of a hospital. The nine-valent vaccine is a cervical cancer vaccine that can occur to prevent cervical cancer. The nine-valent vaccine was marketed in 2014 and mainly targets the infection of nine types of HPV viruses: HPV type 6, 11, 16, 18, 31, 33, 45, 52 and 58, which can prevent seven high-risk HPV types: 16, 18, 31, 33, 45, 52 and 58. viruses that cause cervical cancer. The HPV vaccine requires three injections, the second one 1-2 months after the first one, and the third one at least six months after the first one or more than four months after the second one. The vaccine is administered intramuscularly, with the preferred site of vaccination being the deltoid muscle of the upper arm.