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Dispose of the needle safely
Unlike oral supplements, an injection delivers vitamin B12 directly into the body without relying on digestive absorption which can be reduced by age, certain medications such as proton pump inhibitors or metformin, or gastrointestinal conditions
Alcohol prep pads or 70% isopropyl alcohol with cotton balls disinfect injection sites and vial stoppers before each use
Kinnula VL: Production and degradation of oxygen metabolites during inflammatory states in the human lung
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