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HUMAN PAPILLOMA VIRUS VACCINE


                                      International HPV awarness day 4  March 2024
                                                                       th
        Human papillomavirus (HPV) is a DNA virus  of the family Papillomaviridae. More than 200 subtypes  of HPV
        have been discovered, of which 15–20 are oncogenic. Transmission is primarily by sexual contact. HPV infec-
        tions are transient and  benign usually, but persistent genital infection can lead to precancers and cancers. Cur-
        rent estimates indicate that every year around 1.25 lakh  women are diagnosed with cervical cancer in India and
        over 60%of them die from the disease. More than 90% of all cervical cancer are linked to HPV.
        HPV  infection causes
        Cervical cancer ,Vulvar cancer, vaginal cancer ,Anal cancer,Penile cancer -HPV 16, 18
        Genital warts,Recurrent respiratory papillomatosis - HPV 6, 11
        CIN & cervical AIS - HPV 6, 11, 16, 18
        Oropharyngeal cancers,Head & neck cancer
        Human papilloma virus vaccine
        HPV vaccines are recommended for girls and boys. HPV Vaccines have excellent safety, efficacy, and effective-
        ness. Since protection is seen only when the vaccine is given before infection with HPV, the vaccine should
        preferably be given prior to sexual debut.
        Minimum age of vaccination : 9 years.
        Vaccines available in India
        Cervavac ( serum institute of India) 4vHPV
        Gardasil 4 ( 4 vHPV), Gardasil 9 ( 9vHPV)
        Vaccine schedule
        9vHPV Vaccine - Nine Valent HPV Vaccine (serotypes 6,11,16,18,31,33,45,52,58)
        9-14 years ( females & males ) -2 doses– 0,6months
        15 years -26 years ( females)- 3doses  0,2,6 months
        9vHPV (Gardasil 9)is approved for boys between 9-14 years,for  females  between 9-26 years of age

        4 vHPV Vaccine - Quadrivalent vaccine (4vHPV) (serotypes 6, 11, 16, and 18).
        9 - 14 years ( females & males) 2 doses -  0,6 months
        15-26 years- Cervavac (  females & males) 3 doses -0,2, 6 months
        15–45 years - Gardasil 4( females)  3-doses   0, 2, and 6 months

        Immunocompromised persons of all ages -3 dose schedule 0,2,6 months

        Storage:  at 2–8°C and must not be frozen.
        Dose: 0.5 mL intramuscular in deltoid.
        Contraindication - hypersensitivity to any vaccine component Hypersensitivity for a previous dose
        Vaccine should be avoided in pregnancy.
        Adverse Events
        Usually mild Injection site pain, swelling, and redness, headache, fever
        Coadministration with other adolescent vaccines was also found to be safe and immunogenic





        HPV vaccine is not a replacement for periodic screening of cervical cancer . Hence screening programs should
        continue as per recommendations








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