Drug interactions
Calcium carbonate + Glibenclamide
Severity: Minor
Calcium carbonate and Glibenclamide: minor interaction.
Last updated
For healthcare professionals — reference only. This page is a brief summary, not medical advice and not a substitute for official labeling or clinical judgement. Always verify before prescribing or dispensing.
Summary
Antacids can slightly increase absorption of some sulfonylureas, which could enhance glucose lowering. The effect with calcium carbonate is small and rarely significant.
What this interaction means in plain words
Calcium carbonate and Glibenclamide have a small, usually unimportant interaction. Most people can take both; the pharmacist may still mention it so that any unexpected effect is recognised.
Calcium carbonate belongs to Gastrointestinal Tract; Glibenclamide belongs to Endocrine.
Why it happens
Higher gastric and urinary pH may increase sulfonylurea absorption and reduce clearance.
What to do
No routine change; check blood glucose if antacids are started or stopped regularly.
What to ask your pharmacist
- Is there anything I should notice while taking both?
- Do I need to tell my doctor at the next visit?
Pro+ members
Unlock the full page
Create an account and start a Pro+ trial to unlock the full management advice for Calcium carbonate and Glibenclamide, the additional notes, the evidence detail and the whole-prescription interaction checker.
- Full clinical management advice
- Additional notes
- Evidence detail
- Interaction checker for a whole prescription
Try Pro+ free for 7 days on the web. No card needed.
Other interactions of Calcium carbonate
Other interactions of Glibenclamide
- Bosentan + Glibenclamide Contraindicated
- Cholic acid + Glibenclamide Major
- Ciprofloxacin + Glibenclamide Major
- Clarithromycin + Glibenclamide Major
- Fluconazole + Glibenclamide Major
- Glibenclamide + Insulin degludec-liraglutide Major
Frequently asked questions
Can I take Calcium carbonate with Glibenclamide?
MediHelp rates the interaction as minor. Calcium carbonate and Glibenclamide have a small, usually unimportant interaction. Most people can take both; the pharmacist may still mention it so that any unexpected effect is recognised. Antacids can slightly increase absorption of some sulfonylureas, which could enhance glucose lowering. The effect with calcium carbonate is small and rarely significant.
How serious is the interaction between Calcium carbonate and Glibenclamide?
MediHelp rates it minor, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: No routine change; check blood glucose if antacids are started or stopped regularly.
What other medicines interact with Calcium carbonate?
MediHelp also lists interactions of Calcium carbonate with, for example, Acalabrutinib, Alendronate, Amlodipine-hydrochlorothiazide-valsartan. The full list is on the Calcium carbonate page.
Full monographs, dosing and an interaction checker in the MediHelp app
Open the complete reference, check multi-drug interactions and use dosing tools in the MediHelp app.
