Drug interactions
Hydrocodone + Lenacapavir
Severity: Moderate
Hydrocodone and Lenacapavir: 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
Lenacapavir is a moderate CYP3A inhibitor, and its long persistence after subcutaneous dosing can raise hydrocodone concentrations for months. Greater exposure increases the risk of sedation and respiratory depression.
What this interaction means in plain words
Hydrocodone and Lenacapavir 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.
Hydrocodone belongs to Musculoskeletal; Lenacapavir belongs to Anti Virals.
Why it happens
Lenacapavir inhibits CYP3A4, reducing hydrocodone clearance.
What to do
Monitor for opioid toxicity and consider reducing the hydrocodone dose, including when hydrocodone is started within months after the last lenacapavir injection.
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?
Pro+ members
Unlock the full page
Create an account and start a Pro+ trial to unlock the full management advice for Hydrocodone and Lenacapavir, the additional notes, the evidence detail and the whole-prescription interaction checker.
- Full clinical management advice
- Additional notes
- Evidence detail
- Interaction checker for a whole prescription
Try Pro+ free for 7 days on the web. No card needed.
Other interactions of Hydrocodone
- Alvimopan + Hydrocodone Contraindicated
- Bupropion-naltrexone + Hydrocodone Contraindicated
- Hydrocodone + Isocarboxazid Contraindicated
- Hydrocodone + Olanzapine / samidorphan Contraindicated
- Hydrocodone + Phenelzine Contraindicated
- Alfentanil + Hydrocodone Major
Other interactions of Lenacapavir
- Apalutamide + Lenacapavir Contraindicated
- Carbamazepine + Lenacapavir Contraindicated
- Enzalutamide + Lenacapavir Contraindicated
- Flibanserin + Lenacapavir Contraindicated
- Lenacapavir + Phenytoin Contraindicated
- Lenacapavir + Rifampicin Contraindicated
Frequently asked questions
Can I take Hydrocodone with Lenacapavir?
MediHelp rates the interaction as moderate. Hydrocodone and Lenacapavir 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. Lenacapavir is a moderate CYP3A inhibitor, and its long persistence after subcutaneous dosing can raise hydrocodone concentrations for months. Greater exposure increases the risk of sedation and respiratory depression.
How serious is the interaction between Hydrocodone and Lenacapavir?
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 opioid toxicity and consider reducing the hydrocodone dose, including when hydrocodone is started within months after the last lenacapavir injection.
What other medicines interact with Hydrocodone?
MediHelp also lists interactions of Hydrocodone with, for example, Alvimopan, Bupropion-naltrexone, Isocarboxazid. The full list is on the Hydrocodone page.
Full monographs, dosing and an interaction checker in the MediHelp app
Open the complete reference, check multi-drug interactions and use dosing tools in the MediHelp app.
