Drug interactions
Darifenacin + Saxagliptin-metformin
Severity: Minor
Darifenacin and Saxagliptin-metformin: 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
Darifenacin is a CYP2D6 substrate and weak CYP3A4 inhibitor, and any rise in saxagliptin exposure is expected to be small. Clinical consequences are unlikely.
What this interaction means in plain words
Darifenacin and Saxagliptin-metformin have a small, usually unimportant interaction. Most people can take both; the pharmacist may still mention it so that any unexpected effect is recognised.
Darifenacin belongs to Genitourinary; Saxagliptin-metformin belongs to Endocrine.
Why it happens
Weak CYP3A4 inhibition may slightly reduce saxagliptin metabolism.
What to do
No dose adjustment is needed; routine monitoring is sufficient.
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 Saxagliptin-metformin
Other interactions of Darifenacin
Frequently asked questions
Can I take Darifenacin with Saxagliptin-metformin?
MediHelp rates the interaction as minor. Darifenacin and Saxagliptin-metformin have a small, usually unimportant interaction. Most people can take both; the pharmacist may still mention it so that any unexpected effect is recognised. Darifenacin is a CYP2D6 substrate and weak CYP3A4 inhibitor, and any rise in saxagliptin exposure is expected to be small. Clinical consequences are unlikely.
How serious is the interaction between Darifenacin and Saxagliptin-metformin?
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 adjustment is needed; routine monitoring is sufficient.
What other medicines interact with Saxagliptin-metformin?
MediHelp also lists interactions of Saxagliptin-metformin with, for example, Atazanavir, Clozapine, Contrast media. The full list is on the Saxagliptin-metformin page.
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