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 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 How to Store BAC Water After Opening Should BAC water be refrigerated or stored at room temperature? Can You Store Bacteriostatic Water in Fridge Before Opening TikTok Bacteriostatic Water for Injection: Package Insert Prescribing Info