Cyanocobalamin and Omeprazole: Drug Interaction Guide
Quick answer: Cyanocobalamin and Omeprazole have a minor interaction — typically manageable with awareness.
How Cyanocobalamin interacts with Omeprazole
Long-term gastric acid suppression by omeprazole can impair the release of protein-bound cyanocobalamin from food, gradually reducing dietary vitamin B12 absorption.
What you should do
No routine change is required for short courses. During prolonged therapy, assess vitamin B12 status in patients with anaemia, neuropathy, malnutrition, or other deficiency risk factors.
Key facts
Severity
Minor — typically manageable
Mechanism
Long-term gastric acid suppression by omeprazole can impair the release of protein-bound cyanocobalamin from food, gradu...
Action
No routine change is required for short courses. During prolonged therapy, assess vitamin B12 status in patients with an...
Frequently asked questions
Can I take Cyanocobalamin and Omeprazole together?
Usually yes, with awareness. No routine change is required for short courses. During prolonged therapy, assess vitamin B12 status in patients with anaemia, neuropathy, malnutrition, or other deficiency risk factors.
What is the severity of this interaction?
The interaction between Cyanocobalamin and Omeprazole is classified as Minor — typically manageable. Long-term gastric acid suppression by omeprazole can impair the release of protein-bound cyanocobalamin from food, gradually reducing dietary vitamin B12 absorption.
What should I do if I'm prescribed both?
No routine change is required for short courses. During prolonged therapy, assess vitamin B12 status in patients with anaemia, neuropathy, malnutrition, or other deficiency risk factors. Always consult your prescribing clinician — do not stop or change medications without medical guidance.
Last reviewed: by iMedic Medical Editorial Team. Our editorial process.