<prompt> A synthetic cocktail vaccine SPf66 has shown potential for the protection againstDengue DHFJapanese encephalitisLymphatic filariasisFalciparum Malaria  <response>: SPf 66: A synthetic Lytic Cocktail vaccine developed for P. Falciparum has been extensively tested Formulated as peptide-alum combination. Safe, effective and reduces risk of developing clinics malaria by 30. 