How to Give a B12 Injection: Step By Step Instructions Types of injections explained! Understanding the angles: intramuscular (im) : injects deep into the muscle at 90. subcutaneous (sc) : goes under the skin at 45. intravenous (iv) : Oral vs. Intramuscular Vitamin B12 in Vitamin B12 Deficiency The Blood Project IM vs SubQ Injections Olympia Pharmaceuticals
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b12 injection sub q or im How to Give B12 Injections at Home to Yourself • PA Relief