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Vitamin B12 injection schedules B12 injection schedules typically depend on the severity of deficiency and individual response: Initial treatment: May involve daily or weekly injections until levels normalize Maintenance: Often involves monthly injections, but can vary from every 1-3 months Lifelong therapy: Some individuals may require ongoing B12 injections indefinitely Your healthcare provider will monitor your B12 levels and adjust the injection schedule accordingly

Oral supplements must pass through digestion, where absorption varies significantly

Other symptoms that may occur include a sore mouth and tongue

You pay no deductibles or copayments for the screening if your doctor accepts assignment