what size needle is best for b12 injections A Guide to and Syringe Choices what size needle for b12

While this can be managed with careful monitoring and dose adjustment, it represents a significant limitation for many individuals, particularly those already dealing with metabolic dysfunction

Optic Nerve Atrophy: Administering cyanocobalamin to patients with Leber's disease or hereditary optic nerve atrophy should be done cautiously, as it may worsen the condition

The dosing regimen varies depending on whether neurological symptoms are present: With neurological involvement: 1 mg intramuscularly on alternate days until no further improvement, then 1 mg every 2 months [3] [4] Without neurological involvement: 1 mg intramuscularly three times a week for 2 weeks, then 1 mg every 2-3 months for maintenance [3] [4] There is some evidence that high-dose oral B12 (1000-2000 micrograms daily) may be effective even in some malabsorption conditions, though UK practice still generally favours intramuscular treatment in these cases

BNFC (British National Formulary for Children) Hydroxocobalamin Click on Indications and Dose then click on "for hydroxocobalamin" bnfc.nice.org.uk/drugs/hydr