Flibanserin and Verapamil interaction
Flibanserin and Verapamil: the Flibanserin prescribing label flag this combination with the strongest language, such as a contraindication, a boxed warning, or an instruction to avoid it.
Do not combine without a prescriber's guidance. The label language below is the strongest FDA uses.
What the FDA labels say
From the Flibanserin (ADDYI) label · effective 2025-12-22
Contraindicated with Strong or Moderate CYP3A4 Inhibitors The concomitant use of ADDYI and moderate or strong CYP3A4 inhibitors increases flibanserin concentrations, which can cause severe hypotension and syncope [see Warnings and Precautions (5.2) ] .
Therefore, the use of moderate or strong CYP3A4 inhibitors is contraindicated in patients taking ADDYI [see Contraindications (4) ] .
• Severe hypotension and syncope can occur when ADDYI is used with moderate or strong CYP3A4 inhibitors or in patients with hepatic impairment; therefore, ADDYI use in these settings is contraindicated.
ADDYI is contraindicated in patients: • Using concomitant moderate or strong CYP3A4 inhibitors [see Boxed Warning and Warnings and Precautions (5.2) ] .
The concomitant use of ADDYI with a moderate or strong CYP3A4 inhibitor is contraindicated.
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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.