Bacteriostatic Water Injection by Hospira, Multiple Dose Vials 30 mL 25/Pack (Rx)Bacteriostatic Water for Injection is a pharmaceutical grade sterile diluent formulated with 0. 9% benzyl alcohol as a preservative, enabling safe multiple withdrawals from a single vial without contamination when aseptic technique is maintained. Manufactured by Hospira Inc. (a Pfizer subsidiary) and meeting USP monograph standards, this product is the industry standard for medication reconstitution, peptide preparation, and injectable therapy across