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Posaconazole and Quinidine

Desk tier: Avoid together

Mechanism: strong CYP3A4 inhibition of clearance (↑ exposure)

“Noxafil is contraindicated with CYP3A4 substrates that prolong the QT interval.”
Noxafil (posaconazole), section 4 CONTRAINDICATIONS. DailyMed label

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All pairs for Posaconazole · Quinidine

Enzyme behind this pair: CYP3A4

Educational reference only. Not FDA-cleared. The Prescribing Information governs.