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Interactions, Precautions, and Practical Tips Medications : Metformin, PPIs, H2 blockers, and certain antibiotics (chloramphenicol) can interfere with B12 status
The pattern often stems from inflammation near the nerve after injection, and this creates a documented chain between the shot and the symptoms
To prolong the effects of the extra boost, be sure to eat a well-balanced diet that includes fish, beef, liver, eggs, dairy, and foods fortified with B vitamins, and limit your consumption of alcohol
Some insurers will only cover certain medications, and even then, prior authorization is often needed
Individual missed doses have minimal impact on overall protocol outcomes
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