Drug interactions
Crofelemer + Metaxalone
Severity: Minor
Crofelemer and Metaxalone: 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
Crofelemer may inhibit CYP3A4 in the gut, which could slightly raise metaxalone exposure. Because crofelemer is barely absorbed, a meaningful systemic effect is unlikely.
What this interaction means in plain words
Crofelemer and Metaxalone have a small, usually unimportant interaction. Most people can take both; the pharmacist may still mention it so that any unexpected effect is recognised.
Crofelemer belongs to Gastrointestinal Tract; Metaxalone belongs to Musculoskeletal.
Why it happens
Possible intestinal CYP3A4 inhibition by minimally absorbed crofelemer.
What to do
No routine action is needed. Watch for increased drowsiness or dizziness if metaxalone effects seem stronger.
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 Metaxalone
Other interactions of Crofelemer
- Crofelemer + Ergotamine Moderate
- Alfuzosin + Crofelemer Minor
- Amiodarone + Crofelemer Minor
- Apixaban + Crofelemer Minor
- Aprepitant + Crofelemer Minor
- Armodafinil + Crofelemer Minor
Frequently asked questions
Can I take Crofelemer with Metaxalone?
MediHelp rates the interaction as minor. Crofelemer and Metaxalone have a small, usually unimportant interaction. Most people can take both; the pharmacist may still mention it so that any unexpected effect is recognised. Crofelemer may inhibit CYP3A4 in the gut, which could slightly raise metaxalone exposure. Because crofelemer is barely absorbed, a meaningful systemic effect is unlikely.
How serious is the interaction between Crofelemer and Metaxalone?
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 routine action is needed. Watch for increased drowsiness or dizziness if metaxalone effects seem stronger.
What other medicines interact with Metaxalone?
MediHelp also lists interactions of Metaxalone with, for example, Alfentanil, Belladonna and opium, Benzhydrocodone / acetaminophen. The full list is on the Metaxalone page.
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