If the patient is suspected to be sensitive to cobalt or other components of cobalamin, an intradermal test dose is recommended (10, 13)
World Health Organization model list of essential medicines: 21st list 2019
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Typical injection dosages can range from: 1,000 mcg (1 milligram) given weekly, monthly, or on a less frequent schedule depending on the severity of the deficiency and the individuals response
Methylcobalamin is a form of vitamin B12 which is particularly recognised for its benefits to the nervous system as well as the immune system
Cyanocobalamin Injection, USP is also suitable for the vitamin B12 absorption test (SCHILLING TEST)