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The Certificate of Analysis and sterility testing documentation provide lot-specific analytical and microbiological quality control data relating to the tested material
A: The multi-dose vial format and benzyl alcohol preservative require professional training in aseptic technique, proper storage, and infection control
2011 Sep;301(3):G401-24
Professional Administration : While some people are trained to administer B12 injections themselves, many prefer to have them administered by a healthcare professional, which can be inconvenient and time-consuming
We recommend that you dose up if your symptoms are extreme which would indicate a severe deficiency
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