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subcutaneous vs intramuscular b12 injections vitamin Store How to Perform a Injection of Vitamin B12 B12 Shots vs. IV Infusions:
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Maintenance therapy for patients with neurological involvement may also be more frequent, sometimes every two months rather than three, though this should be individualised based on clinical response
I had 2 hours of palpitations/tachycardia about 12 hours after my first Pfizer dose
Its a way to stay healthy and avoid B12 deficiency
Lysine also helps ensure adequate absorption of calcium and helps form collagen which makes up bone cartilage and connective tissues

No GP referral is needed
Most formulations of cyanocobalamin injection contain benzyl alcohol as a preservative