Pernicious anemia and Vitamin Bdeficiency anemia: 12

Requiring continuous treatment with Vitamin Binjections, Vitamin Bsublingual or high-dose oral tablets, or Vitamin Bnasal spray or gel 12 12 12

For initial diagnosis requiring transfusion due to severe anemia, or if there are signs or symptoms related to central nervous system impairment, such as encephalopathy, myelopathy, or severe peripheral neuropathy, requiring parenteral Btherapy 12