how many mcg are in a m nyhly b12 injection Vitamin Dosage for Adults: Guidelines Best Vitamin B12 Injection Site:
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However, if serum cobalamin concentration is within the normal range, treatment should be continued at least monthly and the owner should be forewarned that clinical signs may recur sometime in the future

The injection is typically administered into the muscle, often in the upper arm or hip area

10.1038/nm.3882 52 HorningB
