B12 Shots at Home: How, Where & How Often to Inject Yourself AZ IV Medics Can bacteriostatic water be used instead of saline for reconstituting Botox (Botulinum toxin)? Vitamin Injections Hertford B12 & D [From 35] Preserved Sodium Chloride Bacteriostatic Saline Medical Aesthetic Medical Aesthetic Supplies DID YOU KNOW? Bacteriostatic Water contains 0.9% benzyl alcohol, which prevents bacteria from growing after the vial is opened. This makes it safe to use for up to 28 days once punctured