Conditions include alcoholic liver disease, viral hepatitis, cirrhosis, and primary or metastatic liver cancer Renal dysfunction : Impaired kidney function reduces B12 elimination, causing accumulation even with normal intake Haematological conditions : Myeloproliferative neoplasms, chronic myeloid leukaemia, polycythaemia vera, and hypereosinophilic syndrome increase transcobalamin production, elevating total serum B12 Laboratory interference : Macro-B12 (immunoglobulin-bound B12) and assay interference can cause spuriously elevated results without true excess In clinical practice, unexplained hypercobalaminaemia should prompt investigation for underlying disease, particularly in patients without obvious supplementation history
However, single-use sterile water for injection (SWFI) contains no preservative, so you must discard it immediately after opening
From there a provider decides whether a plan is appropriate and builds it around your recovery goal
Its also advised against for individuals with active or suspected cancer or those with Wilsons disease, a rare genetic disorder related to copper metabolism
SUS: supply, access to and use of health services over the last 30 years
B-12 Shot Side Effects The dosage amount and the type of B12 used appears to have some control over side effects