why does my arm hurt after b12 injection Vitamin Sites: All You Need to Know Will a Vitamin B12 Injection
Description
This medicine helps to treat vitamin B12 intake and repair damaged nerves

Not for human consumption, medical use, or veterinary use

Doctors commonly choose to give shots in the deltoid (shoulder) muscle, though the gluteus maximus (buttocks) muscle is sometimes used
The two events require a completely different set of conditions