Comparative evaluation of the conversion SIDA method and the native SIDA method showed similar performance in terms of CNCbl validation results
Risk factors that should prompt consideration of B12 deficiency include advancing age (reduced stomach acid production), strict vegan or vegetarian diets, pernicious anaemia, gastrointestinal surgery (particularly gastric bypass or ileal resection), long-term use of certain medications (metformin, proton pump inhibitors, H2-receptor antagonists), nitrous oxide exposure (including recreational use), and conditions affecting the gut such as Crohn's disease or coeliac disease
It is contraindicated in certain conditions such as active malignancy and must be used cautiously in those with diabetes, prediabetes, or a history of pituitary disease, which is why careful screening and regular monitoring are essential
How do I calculate the correct dose if Im using a vial size other than 50mg