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Fatal hypokalemia may occur when severe megaloblastic anemia is treated intensively with vitamin B12, as a result of increased erythrocyte potassium requirements
The risk of photolysis Even though B12 is very stable when dry, it is also extremely light-sensitive in liquid form
[11] Long-term metformin therapy reduces calcium-dependent intrinsic-factor binding, lowering B12 absorption and potentially necessitating higher or more frequent parenteral doses
Proper storage and handling will help maintain methylcobalamins effectiveness throughout your treatment course
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