Neurological Manifestations of Vitamin B12 Deficiency in Suspected or Confirmed Dietary Vitamin B12 Deficiency
This protocol applies to patients presenting with neurological manifestations of vitamin B12 deficiency in whom the deficiency is suspected or confirmed to result from dietary insufficiency — specifically, a diet lacking in vitamin B12.
Clinical scenario
The patient has suspected or confirmed vitamin B12 deficiency arising from dietary causes. Neurological features in this setting require a structured treatment approach tailored to the underlying reason for deficiency.
Treatment approach — partial overview
When oral supplementation has reached its limits, the protocol calls for a change in the route of vitamin B12 administration to intramuscular delivery.
Full regimen details, sequencing, and eligibility criteria are in the complete protocol →
References
- If the person has suspected or confirmed vitamin B12 deficiency because their diet is lacking in vitamin B12:
- if they are already taking the maximum licensed dosage for oral treatment, switch to intramuscular vitamin B12 injections.