Drug interactions
Atomoxetine + Osimertinib
Severity: Moderate
Atomoxetine and Osimertinib: 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
Osimertinib can prolong the QT interval, and atomoxetine may add a small effect. Combined use may increase the risk of ventricular arrhythmia in susceptible patients.
What this interaction means in plain words
Atomoxetine and Osimertinib 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.
Atomoxetine belongs to Central Nervous System; Osimertinib belongs to Oncology.
Why it happens
Additive pharmacodynamic QT prolongation.
What to do
Monitor ECG and electrolytes periodically, and correct abnormalities. Consider alternatives if QTc becomes markedly prolonged.
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 Atomoxetine
- Atomoxetine + Isocarboxazid Contraindicated
- Atomoxetine + Linezolid Contraindicated
- Atomoxetine + Phenelzine Contraindicated
- Atomoxetine + Procarbazine Contraindicated
- Atomoxetine + Rasagiline Contraindicated
- Atomoxetine + Selegiline Contraindicated
Other interactions of Osimertinib
Frequently asked questions
Can I take Atomoxetine with Osimertinib?
MediHelp rates the interaction as moderate. Atomoxetine and Osimertinib 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. Osimertinib can prolong the QT interval, and atomoxetine may add a small effect. Combined use may increase the risk of ventricular arrhythmia in susceptible patients.
How serious is the interaction between Atomoxetine and Osimertinib?
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 ECG and electrolytes periodically, and correct abnormalities. Consider alternatives if QTc becomes markedly prolonged.
What other medicines interact with Atomoxetine?
MediHelp also lists interactions of Atomoxetine with, for example, Isocarboxazid, Linezolid, Phenelzine. The full list is on the Atomoxetine page.
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