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At the maintenance dose of 2.4mg per week, a 5mg vial lasts roughly two weeks
Surgical procedures or conditions that affect the gut, such as gastric bypass surgery or celiac disease, can prevent intrinsic factors from binding to B12 and prevent the body from breaking it down before absorbing the vitamin
Patients are generally recommended 4 treatments spread over 2 weeks, but sometimes this can vary, based on the individuals needs
Presented for research literature review only Harrison RF et al
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