“…1 There are 2 approved vaccines: Cervarix ® , a bivalent vaccine that covers HPV types 16 and 18, and Gardasil ® , a tetravalent vaccine that covers HPV types 6, 11, 16 and 18. 1 There are 2 approved vaccines: Cervarix ® , a bivalent vaccine that covers HPV types 16 and 18, and Gardasil ® , a tetravalent vaccine that covers HPV types 6, 11, 16 and 18.…”