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Cyanocobalamin is a form of vitamin B12 used to treat or prevent B12 deficiency, which can result from dietary limitations, certain types of anemia, pregnancy, gastrointestinal disorders, or other medical conditions
Do I need to do any preparation before the course
Some patients feel as though they want more frequent injections, and occasionally we test levels to see if they are receiving adequate replacement, but Im not sure how strong the evidence is to support this. GPs should consider periodic vitamin B12 testing of higher-risk patients who take metformin, even if they dont display symptoms of deficiency, the UK medicines regulator said earlier this year
Your doctor can help with your decision