Which of the following is true regarding HPV vaccine strains? Current WHO recommendations for HPV vaccination is:
Bivalent vaccine 6,11 strains
Quadrivalent vaccine 6,11,16,58 strains
single dose to girls if initiated prior to 15 years of age
2 doses recommended irrespective of age, gender, type of vaccine
2 doses of HPV vaccine are recommended irrespective of age, gender, type of vaccine. Option 1: Bivalent vaccine- serotype 16,18 (cervarix). Option 2: Quadrivalent vaccine- serotype 6,11,16,18 (Gardasil,Merck). Option 3, 4: The first dose is recommended for most persons before 15 years of age and the second dose should be given 6 to 12 months after the first dose. A 3-dose schedule is recommended for people who get the first dose on or after 15 years of age, and for people with ceain immunocompromising conditions.
Virology (General Propeies, DNA Viruses)