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Hydroxocobalamin is the standard UK preparation, administered intramuscularly for conditions like pernicious anaemia and gastrointestinal malabsorption B12 acts as a cofactor in DNA synthesis, red blood cell formation, and nervous system function, supporting energy metabolism pathways Common side effects include injection site reactions, mild gastrointestinal upset, and temporary urine discolouration, with serious reactions being rare NHS access requires GP assessment with blood tests
One of the effects of vitamin B-12 deficiency is lethargy or the lack of energy
As with headache, distinguishing treatment-related fatigue from background symptoms in obese populations with potential sleep disorders presents methodological challenges
As I swiped my credit card to pay the bill, it occurred to me that for that much money I could have gone to a specialist
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