Drug interactions
Morphine + Ponatinib
Severity: Moderate
Morphine and Ponatinib: 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
Ponatinib inhibits P-glycoprotein, which limits morphine's entry into the brain and its absorption. Inhibition may raise morphine exposure and central effects, although the clinical magnitude is uncertain.
What this interaction means in plain words
Morphine and Ponatinib 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.
Morphine belongs to Musculoskeletal; Ponatinib belongs to Oncology.
Why it happens
Inhibition of P-glycoprotein efflux transport of morphine.
What to do
Monitor for increased sedation and respiratory depression when ponatinib is started, and reduce the morphine dose if signs of excess opioid effect appear.
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 Morphine
- Alvimopan + Morphine Contraindicated
- Isocarboxazid + Morphine Contraindicated
- Morphine + Olanzapine / samidorphan Contraindicated
- Morphine + Phenelzine Contraindicated
- Morphine + Tranylcypromine Contraindicated
- Alfentanil + Morphine Major
Other interactions of Ponatinib
Frequently asked questions
Can I take Morphine with Ponatinib?
MediHelp rates the interaction as moderate. Morphine and Ponatinib 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. Ponatinib inhibits P-glycoprotein, which limits morphine's entry into the brain and its absorption. Inhibition may raise morphine exposure and central effects, although the clinical magnitude is uncertain.
How serious is the interaction between Morphine and Ponatinib?
MediHelp rates it moderate, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Monitor for increased sedation and respiratory depression when ponatinib is started, and reduce the morphine dose if signs of excess opioid effect appear.
What other medicines interact with Morphine?
MediHelp also lists interactions of Morphine with, for example, Alvimopan, Isocarboxazid, Olanzapine / samidorphan. The full list is on the Morphine page.
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