If necessary, include clinical notes or supporting documentation in the claim submission
Expected Duration of B12 Injection Benefits The duration of vitamin B12 injection benefits can vary based on individual factors, but in general, the effects of a single injection can last for several weeks to several months
While B12 shots are often available over the counter, some jurisdictions classify them as prescription medications
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Make sure to choose such place for storage where there is no exposure to light and humidity
This matters because many adults with low B12, whether from dietary restriction, aging, or conditions like pernicious anemia, cannot absorb enough B12 through food or oral supplements alone