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how often do you have to get b12 injections Long Does Injection Take Work When Should You Get a
Description
Subcutaneous use is uncommon and dose-limited

Even better: B12 shot side effects are rare (3)

Other warnings Intensive therapy for megaloblastic anemia may result in hypokalemia, thrombocytosis, and life-threatening complications

Why Some Drugs Require a Prescription The main reason certain medications are classified as prescription-only is because of their potential risks and the need for medical oversight
