GPs can prescribe B12 injections following appropriate investigation, which should include: Full blood count to identify macrocytic anaemia Serum B12 and folate levels to confirm deficiency (using laboratory-specific reference ranges) Methylmalonic acid and/or homocysteine when B12 results are borderline Intrinsic factor antibodies if pernicious anaemia is suspected Additional tests depending on clinical presentation (e.g., thyroid function, coeliac serology) When both B12 and folate deficiency are present, B12 should be replaced before folate to avoid precipitating subacute combined degeneration of the spinal cord
As a note, the common side effects of excess vitamin intake include flushing, diarrhea, nausea, and vomiting
It helps form myelin, a protective sheath around nerve fibers, which enhances cognitive abilities and memory
Share all medicines, supplements, and over-the-counter products with your healthcare professional
You can access Vitamin B12 in animal foods, which contain it naturally or from items that have been fortified with it
If you experience any unusual or severe side effects while taking Vitamin b12 injection ampules, contact your healthcare provider for medical advice
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