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Cyanocobalamin (Vitamin B12) Injection Cyanocobalamin (Vitamin B12) Injection (30 mL Vial) Cyanocobalamin (Vitamin B12) Injection (10 mL Vial) commercial product Product Overview Cyanocobalamin (vitamin B12) injection is a sterile, prescription-only parenteral formulation of a water-soluble cobalamin analogue that serves as the principal therapeutic option when oral absorption of the vitamin is impaired or when rapid repletion is clinically required
25 Treatment of pernicious anemia is lifelong
Can I have a B12 injection if I am not deficient
FDA.gov (2026) 12
Injections deliver B12 directly into the bloodstream, making them far more effective for those with deficiency
This includes the elderly and those with neurological issues
