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A lyophilized vial stored cold and away from light remains stable for substantially longer than a pre-mixed solution
Some patients on NHS maintenance feel symptoms return before the next dose, which is a conversation for your GP, not a reason to add private top-ups unannounced
When receiving B12 injections, choose a reputable provider that uses high-quality ingredients and follows proper administration protocols
Seizure medications such as phenytoin and phenobarbital, as well as diabetes medications like metformin, can lower B12 levels over time
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