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what size syringe to use for b12 injection gauge and length needle should be used an intramuscular vitamin in an adult? Needle Size for a B12
Description
For meniscal issues, the research picture is less clear

I had first dose of Pfizer and no reaction first week

Mannina, L

Hydroxocobalamin starts to work straight away

It is also important to rotate the injection site each week to prevent irritation or tissue damage
