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syringe size for b12 injection injections im or subq Insulin Sizes Explained: A Complete Guide Beginners what size needle to give
Description
A 25 to 27 gauge needle is appropriate, as it minimizes discomfort and is sufficient for penetrating the subcutaneous layer without reaching the muscle

Your provider will help you determine a schedule that aligns with your lifestyle and overall health plan

Instead of going deep into the muscle, this shot is delivered into the fatty tissue just under the skins surface, often in the abdomen or the outer part of the thigh

2013, pp