Drug interactions
Glipizide-metformin + Sodium citrate / citric acid
Severity: Minor
Glipizide-metformin 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
Sodium citrate raises gastric pH and urinary pH, which may modestly increase glipizide absorption and effect. The clinical impact is usually small.
What this interaction means in plain words
Glipizide-metformin 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
Increased gastric pH alters glipizide dissolution and absorption; urinary alkalinization may alter drug elimination.
What to do
Monitor blood glucose if citrate preparations are used regularly, and reduce the glipizide dose if hypoglycemia occurs.
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 Glipizide-metformin
Frequently asked questions
Can I take Glipizide-metformin with Sodium citrate / citric acid?
MediHelp rates the interaction as minor. Glipizide-metformin 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. Sodium citrate raises gastric pH and urinary pH, which may modestly increase glipizide absorption and effect. The clinical impact is usually small.
How serious is the interaction between Glipizide-metformin 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: Monitor blood glucose if citrate preparations are used regularly, and reduce the glipizide dose if hypoglycemia occurs.
What other medicines interact with Glipizide-metformin?
MediHelp also lists interactions of Glipizide-metformin with, for example, Contrast media, Diatrizoate meglumine / diatrizoate, Diatrizoate. The full list is on the Glipizide-metformin page.
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