b12 injection subcutaneous vs.intramuscular Amazon Pharmacy: Vitamin (Injectable Solution) How SubQ Injections Like B12

Allergic reactions are uncommon, but if you were to experience symptoms like swelling of the tongue or throat, hives, or difficulty breathing after an injection, that could indicate an allergy and you should seek medical help immediately

If you are injecting someone else, additional places to consider are: Outer hip in front of the large hip bone, beneath the front of the hip bone in the muscle - avoiding the sciatic nerve running down the back of the hip Deltoid in the upper arm in the center of the inverted triangle the muscle makes when flexed Injecting Vitamin B12 at Home If you are injecting yourself on a regular basis, make sure you properly store and dispose of the vitamin and needles to prevent problems

There is also the slight risk of nerve injury with IM shots

[PubMed] [Elsevier] E