Drugs
Vitamin B12 1.000mcg Injectable Ampoule

Presentation
Volume | Dosage |
1 ml | 1000mcg |
Pharmacodynamics
Antianemic - Vitamin B12 (B: hematopoietic stem cells blood and lymphoid organs)
Cyanocobalamine : hematopoietic factor.
Pharmacokinetics
Vitamin B12 is absorbed from the terminal ileum via two mechanisms :
- a passive mechanism when levels are high,
- and an active mechanism triggering the absorption of physiological doses, the intrinsic factor being present is then essential.
Serum peak is reached within an hour after intramuscular injection. The major excretion path is through urine.
Therapeutic Indications of vitamin B12
Proven vitamin B12 deficiencies due to the inability of the body to absorb vitamin B: Biermer's disease, total gastrectomy, resection of terminal ileum, disease of Imerslund.
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