Drug interactions
Gabapentin + Sevelamer
Severity: Moderate
Gabapentin and Sevelamer: 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
Sevelamer may reduce gabapentin exposure, possibly through reduced absorption, which could weaken seizure or pain control. Evidence is limited and the effect is modest.
What this interaction means in plain words
Gabapentin and Sevelamer 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.
Gabapentin belongs to Central Nervous System; Sevelamer belongs to Miscellaneous.
Why it happens
Sevelamer may bind gabapentin in the gut and reduce its absorption; the mechanism is not fully established.
What to do
Give gabapentin at least 2 hours before sevelamer, or consider taking it separately from meals with the binder. Monitor seizure or pain control and adjust the dose if needed.
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 Gabapentin
Other interactions of Sevelamer
- Carbamazepine + Sevelamer Moderate
- Ciprofloxacin + Sevelamer Moderate
- Dichlorphenamide + Sevelamer Moderate
- Erdafitinib + Sevelamer Moderate
- Mycophenolic acid + Sevelamer Moderate
- Roxadustat + Sevelamer Moderate
Frequently asked questions
Can I take Gabapentin with Sevelamer?
MediHelp rates the interaction as moderate. Gabapentin and Sevelamer 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. Sevelamer may reduce gabapentin exposure, possibly through reduced absorption, which could weaken seizure or pain control. Evidence is limited and the effect is modest.
How serious is the interaction between Gabapentin and Sevelamer?
MediHelp rates it moderate, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Give gabapentin at least 2 hours before sevelamer, or consider taking it separately from meals with the binder. Monitor seizure or pain control and adjust the dose if needed.
What other medicines interact with Gabapentin?
MediHelp also lists interactions of Gabapentin with, for example, Alprazolam, Amobarbital, Belladonna and opium. The full list is on the Gabapentin page.
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