Sandoz Vitamin B12 Injection provides cyanocobalamin 1000 mcg/mL in a convenient 10 mL multidose vial. The solution is preserved with benzyl alcohol 1.5% and buffered with sodium acetate and acetic acid for stability, with sodium chloride for isotonicity. It is intended for intramuscular or subcutaneous administration for antianemic use as labeled. DIN 00521515; available without a prescription in Canada, with a prescription required in Quebec.