Vitamin B12 Injection Dosage


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It seems that everywhere you turn, people are talking about taking vitamin B12 supplements. Medical professionals are now suggesting that most people would benefit from taking some form of supplemental vitamin B12. Vitamin B12 supplements are available in many forms, including injections, liquid vitamin B12, sublingual B12, or B12 capsules. What are some symptoms of vitamin B12 deficiency? What is the correct dosage for vitamin B12 injection?

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Vitamin B12 Injection Dosage

  1. 1. ==== ====For information about Vitamin B12 check ====Vitamin B12 Injection DosageOur body requires very small quantities of Vitamin B12. The amount is around 2 to 3 micrograms aday for adults above the age of 14, 2.6 micorgrams a day for pregnant women and 2.8 microgramsfor women who breast feed. Children require even smaller amounts ranging between 0.4micrograms per day to 1.8 micrograms per day.We need to add large quantities through diet and suppliments since Vitamin B12 is not absorbedvery well in the human body. Vitamin B12 injections are administered intramuscularly or under theskin. Different doses of Vitamin B12 Injections are administered based on the presence orabsence of any neurological involvement.The recommended dose of Vitamin B12 depends on several factors like; the reason for which youneed to take the Vitamin B12, your current medical conditions and other relevant medicalconditions and finally based on this, which form of Vitamin B12 you take. The dosages of Oral andNasal forms of Vitamin B12 are higher compared to the injected form. Basically the oral and nasalforms are absorbed less by the body.The dosage of Vitamin B12 depends entirely on the medical condition of the patient. Periodicalchanges are made to the dose based on changing medical conditions of the patient. Blood testsshould be conducted periodically so that your doctor can administer the correct doses as perchanging medical conditions. This will also allow your doctor to determing the length of yourtreatment with these doses.An individual suffering from Pernicious Anemia, which occurs when Vitamin B12 is not aborbedproperly from the intestine, would require a daily dosage of 100 micrograms per day for a period of6 to 7 days. If there is an improvement in the condition of the patient the same dose of 100micrograms can be given on alternate days for 7 doses. Following which 100 micrograms every 3to 4 days for another 2 to 3 weeks. After this a monthly dose of 100 micrograms is necessary forlife. The Vitamin B12 injection should be co-administered with Folic Acid if needed.Patients with Normal intestinal Absorption are treated with an initial dose of 100 micrograms perday for 5 to 7 days based on the severity of the condition.Vitamin B12 injections are also administered for the Schillings Test to check the absorption ofVitamin B12 in the body. In such a case a full dose of 1000 micrograms is administeredintramuscularly as a flush dose.In some cases where nerve problems due to Vitamin B12 deficiency are to be treated, large doses
  2. 2. of 1000 micrograms per day are administered.Most doctors prescribe Vitamin B12 injection dosage as 1 mg per dose every 2 days x 10 times.Maintenance doses are then given as 1 mg once every month.Dosages would need adjustments in cases where the patient has any kind of infection, kidney orliver diseases, iron or folic acid deficiency or if the patient is receiving treatment or medication thataffects the bone marrow.==== ====For information about Vitamin B12 check ====