Answer
Some potent CYP3A inhibitors, including ketoconazole and itraconazole, can increase fluticasone exposure; check with a pharmacist or prescriber.
Sources for this answer
- AVAMYS 27.5 micrograms/spray, nasal spray suspension — Current selected SmPCemc · Summary of Product Characteristics
- NHSNHS · NHS medicine guidance
General medicine information. Follow the instructions for your own medicine and speak to a pharmacist or clinician about your individual circumstances.