list of prequalified vaccines list of prequalified vaccines the list of prequalified vaccines, published by the world health organization, lists vaccines that are found to be safe, effective and of good quality, after undergoing investigation of relevant data, testing and examination of their production sites. high priority vaccines eligible for who prequalification (2018-2020) high priority 2018-2020 vaccinedetailimage dtap and dtap combination containing inactivated polio vaccine (ipv) or hepatitis b dengue vaccine hpv vaccine malaria vaccine mmr vaccine pneumococcal conjugate vaccine polio (inactivated) (ipv) polio vaccine rabies vaccine rotavirus vaccine typhoid vaccine yellow fever vaccine