Drug interactions
Darunavir + Ropivacaine
Severity: Minor
Darunavir and Ropivacaine: 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
Darunavir, usually boosted with ritonavir or cobicistat, inhibits CYP3A4 and may modestly raise ropivacaine levels. The clinical effect is likely small but could matter with continuous infusions.
What this interaction means in plain words
Darunavir and Ropivacaine have a small, usually unimportant interaction. Most people can take both; the pharmacist may still mention it so that any unexpected effect is recognised.
Darunavir belongs to Anti Virals; Ropivacaine belongs to Central Nervous System.
Why it happens
Inhibition of CYP3A4-mediated ropivacaine metabolism by darunavir and its boosting agent.
What to do
No routine adjustment is needed for single-shot blocks. During prolonged infusions, monitor for neurologic and cardiac signs of local anesthetic toxicity.
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 Ropivacaine
- Bupivacaine implant + Ropivacaine Major
- Bupivacaine liposome + Ropivacaine Major
- Amlodipine-benazepril + Ropivacaine Moderate
- Benazepril + Ropivacaine Moderate
- Captopril-hydrochlorothiazide + Ropivacaine Moderate
- Captopril + Ropivacaine Moderate
Other interactions of Darunavir
- Alfuzosin + Darunavir Contraindicated
- Avanafil + Darunavir Contraindicated
- Darunavir + Dronedarone Contraindicated
- Darunavir + Eletriptan Contraindicated
- Darunavir + Ergotamine Contraindicated
- Darunavir + Flibanserin Contraindicated
Frequently asked questions
Can I take Darunavir with Ropivacaine?
MediHelp rates the interaction as minor. Darunavir and Ropivacaine have a small, usually unimportant interaction. Most people can take both; the pharmacist may still mention it so that any unexpected effect is recognised. Darunavir, usually boosted with ritonavir or cobicistat, inhibits CYP3A4 and may modestly raise ropivacaine levels. The clinical effect is likely small but could matter with continuous infusions.
How serious is the interaction between Darunavir and Ropivacaine?
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 adjustment is needed for single-shot blocks. During prolonged infusions, monitor for neurologic and cardiac signs of local anesthetic toxicity.
What other medicines interact with Ropivacaine?
MediHelp also lists interactions of Ropivacaine with, for example, Bupivacaine implant, Bupivacaine liposome, Amlodipine-benazepril. The full list is on the Ropivacaine page.
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