Drug interactions
Gliclazide + Sodium citrate / citric acid
Severity: Minor
Gliclazide and Sodium citrate / citric acid: 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
Citrate-based alkalinizing solutions raise gastric and urinary pH and could slightly alter sulfonylurea absorption or elimination. Any effect on gliclazide is expected to be small and is poorly documented.
What this interaction means in plain words
Gliclazide and Sodium citrate / citric acid have a small, usually unimportant interaction. Most people can take both; the pharmacist may still mention it so that any unexpected effect is recognised.
Why it happens
Altered gastric and urinary pH may modestly change sulfonylurea absorption and renal clearance; the effect is theoretical.
What to do
No dose change is usually required; monitor blood glucose if citrate preparations are taken 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?
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Other interactions of Gliclazide
Frequently asked questions
Can I take Gliclazide with Sodium citrate / citric acid?
MediHelp rates the interaction as minor. Gliclazide and Sodium citrate / citric acid have a small, usually unimportant interaction. Most people can take both; the pharmacist may still mention it so that any unexpected effect is recognised. Citrate-based alkalinizing solutions raise gastric and urinary pH and could slightly alter sulfonylurea absorption or elimination. Any effect on gliclazide is expected to be small and is poorly documented.
How serious is the interaction between Gliclazide and Sodium citrate / citric acid?
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 dose change is usually required; monitor blood glucose if citrate preparations are taken regularly.
What other medicines interact with Gliclazide?
MediHelp also lists interactions of Gliclazide with, for example, Ciprofloxacin, Clarithromycin, Disopyramide. The full list is on the Gliclazide page.
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