Nine-valent vaccine generally refers to the HPV (human papillomavirus) vaccine, you can have intercourse before the HPV vaccine. HPV vaccine does not say that you can’t have sex before the vaccine, but during menstruation, pregnancy, breastfeeding women are not recommended to be vaccinated.
The HPV vaccine is the cervical cancer vaccine, which includes the bivalent HPV vaccine, quadrivalent HPV vaccine, and the nine-valent HPV vaccine. It is used to prevent diseases and lesions caused by different types of HPV infections.
Vaccination is not recommended if the patient is during a period of acute illness or during menstruation, pregnancy, or breastfeeding.
Local reactions, such as redness, swelling, heat, pain, and fatigue, may occur after HPV vaccination, which can usually be relieved after rest. If severe allergic reaction occurs after injection, you should go to the hospital for treatment in time.