Intrinsic factor mediated cobalamin absorption
Timing can make a difference
Learn more: What to Expect from an Iron Infusion Without treatment, a vitamin B12 deficiency can cause pernicious anemia
How long is a typical course
Combivit IM/IV Injection Injection Pack Image (50 mg+5.48 mg+100 mg+5 mg+10 mg)/2 ml 2 ml ampoule: 10.03 (2 x 5: 100.30) Also available as: Indications It is indicated in the vitamin B-Complex deficiency states like beriberi, Wernicke's encephalopathy, loss of appetite, cheilosis, glossitis, angular stomatitis, keratitis, seborrhoeic dermatitis, pellagra, photophobia, peripheral neuritis, corneal vascularization, in conditions causing depletion, or reduced absorption of vitamins such as gastrointestinal disorders, chronic alcoholism, febrile illness, prolonged or wasting diseases, hyperthyroidism or poorly controlled diabetes, and conditions resulting in increased requirement for B-Complex vitamins e.g
However, oral supplements and fortified foods can be purchased over the counter without a prescription.