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Situations or conditions that can cause vitamin B12 deficiency include: You are more likely to develop vitamin B12 deficiency if you have one or more of the following risk factors: Left untreated, vitamin B12 deficiency can cause lasting side effects that affect your nervous system and brain
Generally, dose selection for elderly patients should be done with caution
Defy Medical will provide guidance on how to administer your B12 shots, as well
They may have you take the dose as soon as you remember or wait until your next scheduled appointment
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