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. Author manuscript; available in PMC: 2018 Jun 11.
Published in final edited form as: J Oncol Pharm Pract. 2014 Jun 17;21(6):409–415. doi: 10.1177/1078155214539825

Table 5.

Summary of previously reported azole and immunosuppressant metabolism.21,22

Cytochrome P450 3A4 P-glycoprotein


Drug Substrate Inhibitor Potency Substrate Inhibitor
Fluconazole Yes Yes + Yes No
Posaconazole ND Yes ++to+++ Yes Yes
Voriconazole Yes Yes +++ No No
Sirolimus Yes ND ND Yes Yes
Tacrolimus Yes ND ND Yes Yes

ND: no data.