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      For You News & Perspective Drugs & Diseases CME & Education Academy Video Decision Point
      Drugs & Diseases > Medscape > Fast Five Quizzes

      Fast Five Quiz: Vitamin B12 Deficiency

      Romesh Khardori, MD, PhD

      Disclosures

      December 22, 2020

      Prolonged use of the following medications has been associated with the development of vitamin B12 deficiency:

      • Histamine-2 receptor antagonist for > 12 months

      • Metformin use for > 4 months

      • Proton pump inhibitor use for > 12 months

      Read more about the pathophysiology of vitamin B12 deficiency.

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      3090D553-9492-4563-8681-AD288FA52ACE
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