Vitamin B12 (Cyanocobalamin)

To diagnose a case of anemia or a case of neuropathy, to evaluate the nutritional status of an individual and to monitor the effectiveness of treatment in vitamin B12 or folate deficiency.

When complete blood picture (CBP) is abnormal with the blood smear showing macrocytosis (presence of large red blood cells) or hypersegmented neutrophils. When there are symptoms of anemia such as weakness, tiredness, pale skin and/or symptoms of neuropathy such as tingling sensations, eye twitching, memory loss, altered mental status. To monitor the treatment for vitamin B12 or folate deficiency.