HPV vaccine science: the difference between 2, 4 and 9 prices


HPV vaccine is used to be called cervical cancer vaccine, as the name implies, it can prevent cervical cancer.


In recent years, with the continuous development and introduction of HPV vaccines, the word HPV appears more and more in our lives. HPV vaccines are becoming more and more popular among women. However, the number of people receiving HPV vaccines is only increasing. The emergence of


HPV vaccine has brought health benefits to female friends. At present, HPV vaccination is the most direct and effective way to prevent cervical cancer.


So, how much do you know about the HPV vaccine?


1. Will HPV vaccine affect menstruation? The menstrual period is not mentioned in the contraindications of the


HPV vaccine product manual. In theory, HPV vaccination has no effect on the menstrual period. You can get the HPV vaccine during the menstrual period, but if you experience severe dysmenorrhea , discomfort, etc. on the day of vaccination, it is recommended Don't vaccinate first.


2. Domestic bivalent HPV vaccine, only two injections for 9-14 years old?


is currently recommended for 3 shots of imported vaccines, while domestic bivalent HPV vaccine is suitable for women aged 9-45 years old, and it is recommended that 9-14 year old women only need 2 shots of , and 15-45 year old women get 3 shots.

According to research, vaccinators in the younger age group receive less vaccination and the effect is better.


3. Is there any difference between the 9-valent HPV vaccines in different regions?


The current 9-valent HPV vaccines in the world are all produced by Merck Pharmaceuticals in the United States. Therefore, even the 9-valent HPV vaccines in different regions have the same composition and dosage.


wants to say the difference, that is, the outer packaging will be different:

has two types of packaging: one is pre-filled, which can be directly printed after unpacking; the other is a vial, which needs to be blended injection.


currently uses pre-filled packaging in most areas, the ingredients and dosage are the same, the difference lies in the outer packaging and the text of the instructions. What is the difference between


four, two, four, and nine prices?


2-valence HPV vaccine (domestic 2-valence and imported 2-valence)

preventive efficacy:

HPV16 and HPV18 two HPV viruses, which can prevent cervical cancer;

approved in the Mainland for vaccination age: 9-45 years old;


z vaccine efficacy: 2z

z vaccine efficacy 2z

HPV6/11/16/18 four HPV viruses , which can prevent cervical cancer and condyloma acuminatum;

approved vaccination age in the Mainland: 20-45 years old;

9-valent HPV vaccine

preventive efficacy:

HPV6/11/16/18/ 31/33/45/52/58 Nine types of HPV viruses, which can prevent cervical cancer, anal cancer , oropharyngeal cancer, penile cancer, vaginal cancer, vulvar cancer, condyloma acuminatum;

The approved vaccination age in the Mainland is: 16-26 year old.