Preservative of choice for Prev(e)nar 13™ in a multi-dose formulation

► Antimicrobial effectiveness of various preservatives for preparation of Prev(e)nar 13™ multi-dose formulation was evaluated. ► Both single challenge method, recommended by various compendia, and WHO-recommended multi-challenge criteria were used for these evaluations. ► The ideal preservative was 2-Phenoxyethanol at 5 mg/dose.