are b12 injections given im or subq Compounded Hydroxocobalamin (Vitamin B12) Injection Sublingual B12 vs. B12 Injections:
Description
Anaphylactic shock and death have been reported after parenteral vitamin B 12 administration

B12 effects may last up to 12 weeks

Insert the needle into the rubber membrane and inject the air from the syringe into the vial

It is particularly beneficial for individuals suffering from weakness, numbness, or tingling sensations due to nerve disorders
You could be spending good money on something that wont fix the problem
