Vitamin B12 shots are most frequently prescribed to those who suffer from a deficiency of vitamin B12 or are likely to develop a deficiency
If you do continue a daily multivitamin, separate it from any interactions, for instance, dont take other vitamins at the exact same time as certain medications like tetracycline antibiotics (all B vitamins can bind with tetracycline in the gut and reduce its absorption)
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22 May 2026 6 min Why do I feel worse after my B12 injection
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[20] Thanks Your doctor or nurse will be more than happy to do the injections for you if you just don't feel comfortable doing it yourself.Thanks Things You'll Need Prescribed vitamin B12 solution Clean syringe and needle Rubbing alcohol Cotton balls Bandages A puncture proof container References About This Article To give a B12 injection, start by cleaning the injection site, such as the upper arm or thigh, with a cotton ball dipped in rubbing alcohol to sterilize the area