b12 level blood draw timing relative to injection Vitamin Cobalamin (vitamin B12) and Folate
Cobalamin (vitamin B12) and Folate Deficiency Province of British Columbia When should B12 (Cobalamin) levels be checked after initiating monthly intramuscular (IM) B12 injections? How Often To Get B12 Injections How much gap between B12 injections? How long after initiating vitamin B12 (cobalamin) injections should lab work be rechecked for a patient with an initial vitamin B12 level of 173, which is below the normal range? Hydroxocobalamin V. Prolonged Maintenance of High Vitamin B12 Blood Levels following a Short Course of Hydroxocobalamin Injections ScienceDirect
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