By sticking to these rules and getting help from a doctor, you can safely give yourself b12 injection dose for adults
Treatment Overview & Aftercare Treatment duration: 30 minutes About Vitamin B12 Injections Vitamin B12 injections are a safe and effective way to replenish your B12 levels During the procedure Area cleansing at injection site Injection given into chosen area Before your appointment Avoid alcohol 24 hours before Increase water intake before treatment for optimum results Inform of any changes in medications or conditions Procedure details An injection is usually given into your upper arm, but your practitioner may choose a different site depending on your needs Duration of effect Our suggestion is to have one Vitamin B12 injection at weekly intervals, up to four doses (so four doses over four weeks)
[12] Hold the needle in your dominant hand and use the thumb and forefinger of your free hand to hold the skin taut
As well, some people may have allergies or medical conditions that do not allow them to be a good candidate to receive vitamin B12 shots, such as kidney problems, low potassium levels, deficiencies in other vitamins such as iron or folic acid, or just an allergy or sensitivity to vitamin B12 itself
It largely depends on how early you catch and start treating the B12 deficiency
Waterson MJ, et al