ANSWER: e) is used at the age of 9
years and onwards
DESCRIPTION
Gardasil is a recombinant vaccine, is used against human
papilloma virus (HSV), which is responsible to cause papilloma or warts, can
even lead to cervical, vaginal, anal or penile malignancies. Gardasil is a quadrivalent
vaccine effective against certain strains of human papilloma virus such as 6,
11, 16 and 18. Gardasil is administered in three injections in a period of six
months. It is preffered to to be given at the age of 9 to 26 years. It is
administered by intramuscular route. There are over 170 strains of HPV, out of
which 40 are transmitted via sexual contact, of which strains 6 and 11 causes
genital warts. Gardasil is used prophylactically against genital precancerous
form. As the vaccine does not provide protection against all the strains, so
cervical screening is recommended periodically. The exact period of protecting
against virus is not established well but estimated to be six years.
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