Symptoms may include: Shortness of breath Red, flushed skin Headaches Rapid weight gain, polycythemia (increased red cell mass), hypokalemia, CHF, pulmonary edema, and vascular thrombosis are mostly observed in therapeutic contexts where vitamin B12 is administered aggressively or over extended periods
Understanding any negative effects of current practice and how GPs can better meet the needs of this marginalised group is key to improving safety and care, they concluded
Who Shouldnt Take Vitamin B12 Shots If you have certain medical conditions, supplementing with vitamin B12 injections could be dangerous (4)
For very lean individuals with minimal subcutaneous fat, a 45-degree angle may be better to avoid injecting into muscle
Passive immunity will wane by 8-12 weeks to allow immunisation