It contains sterile water mixed with a small amount of preservative
Convert vial amount to micrograms (if needed): mg 1,000 = mcg Concentration: total amount (mcg) total liquid (mL) = mcg/mL Draw volume: target amount (mcg) concentration (mcg/mL) = mL U100 units: mL 100 = syringe units Worked example (math only) If a vial is labelled 5 mg (5,000 mcg) and you add 2 mL, the concentration is 2,500 mcg/mL
Each batch undergoes meticulous quality control verification prior to release, including HPLC purity analysis, mass spectrometry confirmation, and endotoxin testing where applicable
Williams, K
Product details Brand Pfizer MPN WIN 397713 Format Bacteriostatic Water for Injection, USP Volume 30 mL Preservative Benzyl alcohol (0.9% [9 mg/mL] or 1.1% [11 mg/mL], depending on lot) Appearance Clear, colorless solution Container Multi-dose plastic vial Administration routes For medications given by intramuscular, intravenous, or subcutaneous routes Typical pH 5.7 (range 4.5 to 7.0) Storage Store at 20 to 25 C Material notes DEHP-free and latex-free Condition New Purchase requirements In stock for in-store pickup while supplies last