Drug interactions
Dalfampridine + Saxagliptin-metformin
Severity: Moderate
Dalfampridine and Saxagliptin-metformin: moderate 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
Both metformin and dalfampridine are renally secreted via OCT2, so competition could raise exposure to either drug. Increased dalfampridine levels carry a seizure risk.
What this interaction means in plain words
Dalfampridine and Saxagliptin-metformin can affect each other. The combination is often manageable, but it may need a change of dose, a change of timing, or extra checks while both are taken.
Dalfampridine belongs to Central Nervous System; Saxagliptin-metformin belongs to Endocrine.
Why it happens
Competition for renal tubular secretion via OCT2.
What to do
Monitor for dalfampridine adverse effects, including seizures, and for metformin adverse effects. Check renal function before and during combined use.
What to ask your pharmacist
- Should I take them at different times of day?
- Does the dose of either medicine need to change?
- Is there anything I should avoid, such as alcohol or certain foods, while on both?
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Other interactions of Saxagliptin-metformin
Other interactions of Dalfampridine
Frequently asked questions
Can I take Dalfampridine with Saxagliptin-metformin?
MediHelp rates the interaction as moderate. Dalfampridine and Saxagliptin-metformin can affect each other. The combination is often manageable, but it may need a change of dose, a change of timing, or extra checks while both are taken. Both metformin and dalfampridine are renally secreted via OCT2, so competition could raise exposure to either drug. Increased dalfampridine levels carry a seizure risk.
How serious is the interaction between Dalfampridine and Saxagliptin-metformin?
MediHelp rates it moderate, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Monitor for dalfampridine adverse effects, including seizures, and for metformin adverse effects. Check renal function before and during combined use.
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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