Does Efavirenz Emtricitabine And Tenofovir Disoproxil Fumarate Interact with Ketoconazole?
CDI records a unknown classification for Efavirenz Emtricitabine And Tenofovir Disoproxil Fumarate and Ketoconazole. The stored summary is: ketoconazole ↓ ketoconazole Drug interaction trials with efavirenz, emtricitabine and tenofovir disoproxil fumarate and ketoconazole have not been conducted. Efavirenz has the potential to decrease plasma concentrations of ketoconazole. Patients taking both medications should consult their healthcare provider before starting, stopping, or changing the dosage of either drug. This record was extracted from drug labeling through openFDA. NIH/NLM RxNorm is used for drug identities. The summary and severity classification are CDI's processed information, not a verbatim source quotation. Product, route, and patient circumstances matter.
- Severity
- Unknown
- Efavirenz Emtricitabine And Tenofovir Disoproxil Fumarate Class
- Human Immunodeficiency Virus 1 Non-Nucleoside Analog Reverse Transcriptase Inhibitor
- Ketoconazole Class
- Azole Antifungal
- Management
- Consult your pharmacist
- Data Source
- U.S. FDA via OpenFDA
What To Tell Your Doctor or Pharmacist
If you are taking Efavirenz Emtricitabine And Tenofovir Disoproxil Fumarate 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
- Never stop or change either medication without first consulting your healthcare provider