Does Bac Water Need to Be Refrigerated TikTok BAC Down! Refrigerate Promptly and Properly How to Store Bacteriostatic Water Safely Confused about whether BAC water needs refrigeration after opening? According to USP standards and Pfizer's own guidance, both room temp (2025C) and refrigeration are acceptable Uses of Bacteriostatic Water for Injections and Where to Get It Trigger Brand Peptide How to Add Bac Water TikTok