Mitapivat and Palbociclib interaction
Mitapivat and Palbociclib: both prescribing labels 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 Palbociclib (Ibrance) label · effective 2026-07-02
• CYP3A Inducers: Avoid concurrent use of IBRANCE with strong CYP3A inducers.
Avoid concomitant use of strong CYP3A inducers (e.g., phenytoin, rifampin, carbamazepine, enzalutamide, and St John's Wort) [see Clinical Pharmacology (12.3) ] .
Agents That May Decrease Palbociclib Plasma Concentrations Effect of CYP3A Inducers Coadministration of a strong CYP3A inducer (rifampin) decreased the plasma exposure of palbociclib in healthy subjects by 85%.
From the Mitapivat (AQVESME) label · effective 2026-08-27
Strong CYP3A Inhibitors and Inducers: Avoid concomitant use.
Moderate CYP3A Inhibitors: Avoid concomitant use.
Prevention or Management Avoid co-administration of strong CYP3A inhibitors with AQVESME [see Dosage and Administration (2.4) ] .
Prevention or Management Avoid co-administration of moderate CYP3A inhibitors with AQVESME [see Dosage and Administration (2.4) ] .
Effect of Other Drugs on AQVESME Strong CYP3A Inhibitors Clinical Impact Co-administration of AQVESME with strong CYP3A inhibitors increased mitapivat plasma concentrations [see Clinical Pharmacology (12.3) ] .
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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.