how often should vitamin b12 injections be given you actually having injections? The answer dep B12 Injection Dosage and Frequency:
Description
10.3945/an.115.008201 [DOI] [PMC free article] [PubMed] [Google Scholar] 22

After youve withdrawn the syringe, use your thumb and forefinger to keep the skin around the injection site taut

LeWine, MD, Chief Medical Editor, Harvard Health Publishing

It was originally developed as an anti-obesity drug , hence the name: Advanced Obesity Drug-9604

Why would a doctor give you a B12 shot

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