HomeDarunavir Ethanolate And CobicistatDarunavir Ethanolate And Cobicistat + Ketoconazole

Does Darunavir Ethanolate And Cobicistat Interact with Ketoconazole?

Darunavir Ethanolate And Cobicistat and Ketoconazole have a moderate drug interaction according to U.S. FDA drug labeling data. amitriptyline, desipramine, imipramine, nortriptyline ↑ TCAs Other antidepressants: trazodone ↑ trazodone Antifungals: itraconazole, isavuconazole, ketoconazole, posaconazole ↑ darunavir ↑ cobicistat Monitor for increased darunavir or cobicistat and/or antifungal adverse reactions. ↑ itraconazole ↑ ketoconazole ↑ isavuconazole ↔ posaconazole Specific dosing recommendations are not available for co-administration with these antifungals. Monitor for increased itraconazole or ketoconazole adverse reactions. Patients taking both medications should consult their healthcare provider before starting, stopping, or changing the dosage of either drug. This information is based on official FDA drug labeling sourced from OpenFDA and the NIH National Library of Medicine.

Severity
Moderate
Darunavir Ethanolate And Cobicistat Class
Cytochrome P450 3A Inhibitor
Ketoconazole Class
Azole Antifungal
Management
Monitor for effects
Data Source
U.S. FDA via OpenFDA

What To Tell Your Doctor or Pharmacist

If you are taking Darunavir Ethanolate And Cobicistat and your doctor is considering prescribing Ketoconazole (or vice versa), make sure to:

  • Inform your doctor and pharmacist of all current medications, including over-the-counter drugs and supplements
  • Ask whether the benefits of combining these medications outweigh the risks for your specific situation
  • Ask what symptoms to watch for that would indicate the interaction is causing problems
  • Ask whether any dosage adjustments are needed
  • Never stop or change either medication without first consulting your healthcare provider
💊 Darunavir Ethanolate And Cobicistat(Prezcobix)+💊 Ketoconazole(T8 Keto Flush)

Severity & Interaction Details

🟡
moderate
Be aware — moderate interaction
Documented interaction with manageable risk. May require dose adjustment or monitoring.
Severity scale
MinorContra
On record
Yes
Drug A class
Cytochrome P450 3A Inhibitor
Drug B class
Azole Antifungal
Source
FDA drug label - darunavir ethanolate and cobicistat

What this means in plain English

amitriptyline, desipramine, imipramine, nortriptyline ↑ TCAs Other antidepressants: trazodone ↑ trazodone Antifungals: itraconazole, isavuconazole, ketoconazole, posaconazole ↑ darunavir ↑ cobicistat Monitor for increased darunavir or cobicistat and/or antifungal adverse reactions. ↑ itraconazole ↑ ketoconazole ↑ isavuconazole ↔ posaconazole Specific dosing recommendations are not available for co-administration with these antifungals. Monitor for increased itraconazole or ketoconazole adverse reactions.

About Darunavir Ethanolate And Cobicistat and Ketoconazole

Darunavir Ethanolate And Cobicistat is a Cytochrome P450 3A Inhibitor, while Ketoconazole is an Azole Antifungal. You may recognize them by the brand names Prezcobix and Ketodan. Both medications are taken by mouth. Ketoconazole additionally carries an FDA boxed warning, the FDA's strongest safety alert.

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Data integrity: Every interaction shown is extracted directly from official U.S. FDA drug labeling via openFDA and the U.S. National Library of Medicine (NIH) — no interactions are invented, inferred, or manually edited. Maintained by CheckDrugInteractions.com. See our methodology or report a correction at support@checkdruginteractions.com.

Data sourced from U.S. FDA drug labeling via openFDA and the NIH National Library of Medicine, supplemented with a small number of well-established interactions from curated clinical references. For informational purposes only. Always consult your pharmacist or physician.