how fast does b12 injection work Long It Take For Injections To Work? How to Give a B12

Withdraw the needle and apply pressure to the injection site using gauze, a cotton ball, or a bandage

With that in mind, here is a realistic timeline for people who are correcting a genuine deficiency

If you dont have enough red blood cells, you may develop a medical condition called pernicious anemia

There should be little to no bleeding since the wound will be smaller than a mosquito bite

Complete symptom resolution, particularly for neurological complications, can take 318 months of regular treatment depending on deficiency severity

What youll need While self-injections can sound a bit scary, theyre actually not super complicated