Drug interactions
Buspirone + Crofelemer
Severity: Minor
Buspirone and Crofelemer: 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 is minimally absorbed and inhibits CYP3A4 only in the gut in vitro. A meaningful rise in buspirone exposure is unlikely, though intestinal first-pass inhibition is theoretically possible.
What this interaction means in plain words
Buspirone and Crofelemer have a small, usually unimportant interaction. Most people can take both; the pharmacist may still mention it so that any unexpected effect is recognised.
Buspirone belongs to Central Nervous System; Crofelemer belongs to Gastrointestinal Tract.
Why it happens
Theoretical intestinal CYP3A4 inhibition by crofelemer reducing buspirone first-pass metabolism.
What to do
No dose change is routinely required; monitor for increased buspirone effects such as dizziness.
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 Buspirone
- Buspirone + Isocarboxazid Contraindicated
- Buspirone + Linezolid Contraindicated
- Buspirone + Phenelzine Contraindicated
- Buspirone + Procarbazine Contraindicated
- Buspirone + Selegiline Contraindicated
- Buspirone + Selegiline transdermal Contraindicated
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 Buspirone with Crofelemer?
MediHelp rates the interaction as minor. Buspirone and Crofelemer 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 is minimally absorbed and inhibits CYP3A4 only in the gut in vitro. A meaningful rise in buspirone exposure is unlikely, though intestinal first-pass inhibition is theoretically possible.
How serious is the interaction between Buspirone and Crofelemer?
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 change is routinely required; monitor for increased buspirone effects such as dizziness.
What other medicines interact with Buspirone?
MediHelp also lists interactions of Buspirone with, for example, Isocarboxazid, Linezolid, Phenelzine. The full list is on the Buspirone page.
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