Amlodipine and benazepril and Avanafil interaction
Amlodipine and benazepril and Avanafil: the Avanafil prescribing label describes an interaction that usually calls for monitoring, a dose change, or spacing the doses.
Usually manageable with monitoring or a dose change. Tell your pharmacist you take both.
What the FDA labels say
From the Avanafil label · effective 2025-12-17
CYP3A4 Substrate When administered with avanafil 200 mg, amlodipine (5 mg daily) increased the C max and AUC of avanafil by approximately 22% and 70%, respectively.
The C max and AUC of amlodipine decreased by approximately 9% and 4%, respectively [see Dosage and Administration ( 2.3 )].
• Use of avanafil with alpha-blockers, other antihypertensives, or substantial amounts of alcohol (greater than 3 units) may lead to hypotension ( 2.3 , 5.6 , 5.7 )
When vasodilators are taken in combination, blood-pressure-lowering effects of each individual compound may be increased.
• Avanafil can potentiate the hypotensive effect of nitrates, alpha-blockers, antihypertensives, and alcohol ( 7.1 )
Taking more than these two? Interactions stack. Check your whole list at once; it stays in your browser.
Open in the checkerNot medical advice. Interaction Checker quotes FDA label text and NIH fact sheets. Whether an interaction matters for you depends on doses, timing, kidney and liver function, and other conditions. Confirm with a pharmacist or prescriber.