Doz

Vitamin B12 deficiency / pernicious anaemia

Vitamin B12 deficiency / pernicious anaemia · ICD-10: D51.0

Drugs and regimens

Cyanocobalamin (vitamin B12)⚠ Unverified

Pernicious anaemia — 100 mcg IM or deep SC daily for 6–7 days

Hydroxocobalamin (vitamin B12)⚠ Unverified

Pernicious anaemia without neurological involvement: 1,000 mcg IM on alternate days (1–2 weeks)

Hydroxocobalamin (vitamin B12)⚠ Unverified

Maintenance or prophylaxis (gastrectomy, malabsorption, strict vegans): 1,000 mcg every 2–3 months

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