After that, you might need to monitor your vitamin B12 levels regularly to make sure the injections are working.
There are two types of vitamin B12 injections:
In the UK, hydroxocobalamin is the most common form of vitamin B12 injection given, as it stays in your body for longer.
If you have pernicious anaemia, the good news is that if it is caught early it’s usually possible to reverse the symptoms of vitamin B12 deficiency.
A useful way to manage this condition is regularly monitoring your vitamin B12 levels with a home blood test. A vitamins blood test is a good way to monitor your active vitamin B12 levels.
Because pernicious anaemia affects the absorption of Vitamin B12 from food by your gut, it would be difficult to increase your vitamin B12 through your diet or a supplement so it is important to see your doctor for treatment.
Andres E, Serraj K. Optimal management of pernicious anemia. J Blood Med. 2012;3:97-103. doi: 10.2147/JBM.S25620. Epub 2012 Sep 10. PMID: 23028239; PMCID: PMC3441227
National Health Service (NHS) Vitamin B12 or folate deficiency anaemia Retrieved September 1, 2022, from https://www.nhs.uk/conditions/vitamin-b12-or-folate-deficiency-anaemia/causes/
Maamar, Mouna & Adnaoui, Mohamed. (2020). Pernicious Anaemia: Mechanisms, Diagnosis, and Management. EMJ Hematology. 71-80. 10.33590/emjhematolu/19-00187.
Rodriguez NM, Shackelford K. Pernicious Anemia. [Updated 2022 Jul 4]. In: StatPearls [Internet]. Treasure Island (FL): StatPearls Publishing; 2022 Jan-. Available from: https://www.ncbi.nlm.nih.gov/books/NBK540989/