CYANOCOBALAMIN INJECTION, USP 30000 mcg 30 mL (1000 mcg mL) 30 mL VIAL VetOne Cyanocobalamin Vitamin B 12 Sterile Solution, 1,000 mcg mL, 100 mL 100 mL Now offering B12 injections! Available as a cash pay service for $25 at all Springfield locations. Stop in and ask our clinical team today! VetOne Vitamin B 12 3000 mcg mL Injection, 100 ml Allivet Hydroxocobalamin (Vitamin B12): Uses, Alternatives, Side Effects & More GoodRx Rx Vitamin B12 Injection 3000mcg ml x 100ml Pet Supplies 4 Less