Note: For complete details, please review product monographs at and regularly review current Health Canada advisories, warnings and recalls at: for the most up to date information.) Table 4: Treatment of B 12 deficiency (adapted from Means 2021) 27 Note: Intranasal administration is generally not used
As the However, while risks of severe toxicity are low, some side effects are still possible, such as: temporary symptoms, such as itching, swelling, or diarrhea allergic reaction damage from the injection hypokalemia, or low potassium levels infection negative interactions with certain medications, such as: metformin (Fortamet, Glucophage, Riomet) medications to reduce gastric acid, such as proton pump inhibitors or H2 receptor antagonists Always talk with a doctor before using vitamin B12 supplements
Conclusion Safe handling ensures reliable outcomes during medication preparation routines
Push everything back into the vial, gently swirl, and draw fresh