Drug interactions
Ipratropium-salbutamol + Selpercatinib
Severity: Moderate
Ipratropium-salbutamol and Selpercatinib: 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
Selpercatinib can prolong the QT interval. Salbutamol may add to proarrhythmic risk through hypokalemia and tachycardia, particularly at high doses.
What this interaction means in plain words
Ipratropium-salbutamol and Selpercatinib 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.
Ipratropium-salbutamol belongs to Respiratory; Selpercatinib belongs to Oncology.
Why it happens
Additive QT prolongation with beta-2 agonist-induced hypokalemia.
What to do
Monitor ECG and electrolytes, and correct low potassium or magnesium. Avoid excessive salbutamol dosing.
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 Ipratropium-salbutamol
Other interactions of Selpercatinib
Frequently asked questions
Can I take Ipratropium-salbutamol with Selpercatinib?
MediHelp rates the interaction as moderate. Ipratropium-salbutamol and Selpercatinib 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. Selpercatinib can prolong the QT interval. Salbutamol may add to proarrhythmic risk through hypokalemia and tachycardia, particularly at high doses.
How serious is the interaction between Ipratropium-salbutamol and Selpercatinib?
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, and correct low potassium or magnesium. Avoid excessive salbutamol dosing.
What other medicines interact with Ipratropium-salbutamol?
MediHelp also lists interactions of Ipratropium-salbutamol with, for example, Amisulpride, Arsenic trioxide, Carvedilol. The full list is on the Ipratropium-salbutamol page.
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