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For patients with severe B12 deficiency, we may recommend an initial loading phase of daily or weekly injections to quickly restore B12 levels
You can get one from your doctor
As soon as you suspect you suffer from vitamin B12 deficiency, receive vitamin B12 shots and change your diet to mitigate your risk of vitamin B12 deficiency in the future
An elevated serum vitamin B12 is best interpreted against the laboratory's own reference ranges and assay context, with attention to the source-sensitive details along the way and escalation to targeted testing or specialty referral reserved for when a clinician-guided pathway supports it
A 1 ml syringe may be more comfortable for frequent, smaller doses, while a 3 ml syringe may be better for less frequent, larger doses
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