j code for b12 injection Cyanocobalamin: Package Insert / Prescribing Information HCPCS Code J3420: Injection, Vitamin

Doses of folic acid greater than 0.1 mg per day may result in hematologic remission in patients with vitamin B 12deficiency

Hematocrit and reticulocyte counts should be repeated daily from the fifth to seventh days of therapy and then frequently until the hematocrit is normal

The average diet supplies about 5 to 15 mcg/day of vitamin B 12 in a protein-bound form that is available for absorption after normal digestion

Premature neonates are particularly at risk because their kidneys are immature, and they require large amounts of calcium and phosphate solutions, which contain aluminum

Cyanocobalamin is quantitatively and rapidly absorbed from intramuscular and subcutaneous sites of injection

Cyanocobalamin Injection, USP is also suitable for the vitamin B 12 absorption test ( Schilling test)