Drug interactions
Armodafinil + Palbociclib
Severity: Moderate
Armodafinil and Palbociclib: moderate interaction.
Last updated
For healthcare professionals — reference only. This page is a brief summary, not medical advice and not a substitute for official labeling or clinical judgement. Always verify before prescribing or dispensing.
Summary
Armodafinil may modestly lower palbociclib exposure through CYP3A4 induction, potentially reducing anticancer effect. The magnitude is expected to be smaller than with strong inducers.
What this interaction means in plain words
Armodafinil and Palbociclib can affect each other. The combination is often manageable, but it may need a change of dose, a change of timing, or extra checks while both are taken.
Armodafinil belongs to Central Nervous System; Palbociclib belongs to Oncology.
Why it happens
Induction of CYP3A4 increases the metabolism of palbociclib.
What to do
Prefer a non-inducing alternative where possible; if combined, monitor for reduced oncologic response and blood counts.
What to ask your pharmacist
- Should I take them at different times of day?
- Does the dose of either medicine need to change?
- Is there anything I should avoid, such as alcohol or certain foods, while on both?
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Other interactions of Armodafinil
Other interactions of Palbociclib
Frequently asked questions
Can I take Armodafinil with Palbociclib?
MediHelp rates the interaction as moderate. Armodafinil and Palbociclib can affect each other. The combination is often manageable, but it may need a change of dose, a change of timing, or extra checks while both are taken. Armodafinil may modestly lower palbociclib exposure through CYP3A4 induction, potentially reducing anticancer effect. The magnitude is expected to be smaller than with strong inducers.
How serious is the interaction between Armodafinil and Palbociclib?
MediHelp rates it moderate, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Prefer a non-inducing alternative where possible; if combined, monitor for reduced oncologic response and blood counts.
What other medicines interact with Armodafinil?
MediHelp also lists interactions of Armodafinil with, for example, Avapritinib, Elacestrant, Elbasvir / grazoprevir. The full list is on the Armodafinil page.
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