Drug interactions
Granisetron + Ipratropium-salbutamol
Severity: Minor
Granisetron and Ipratropium-salbutamol: minor 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
Granisetron can prolong the QT interval slightly, mainly at higher doses or with other risk factors. Salbutamol can cause tachycardia and hypokalemia, which may add to the arrhythmic risk. Clinical significance is usually low at standard doses.
What this interaction means in plain words
Granisetron and Ipratropium-salbutamol have a small, usually unimportant interaction. Most people can take both; the pharmacist may still mention it so that any unexpected effect is recognised.
Granisetron belongs to Gastrointestinal Tract; Ipratropium-salbutamol belongs to Respiratory.
Why it happens
Possible additive QT prolongation, with beta-agonist-induced hypokalemia contributing.
What to do
No routine adjustment is needed; check potassium and consider an ECG if the patient has other QT risk factors or is using high-dose salbutamol.
What to ask your pharmacist
- Is there anything I should notice while taking both?
- Do I need to tell my doctor at the next visit?
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Other interactions of Ipratropium-salbutamol
Other interactions of Granisetron
- Apomorphine + Granisetron Contraindicated
- Amiodarone + Granisetron Major
- Amisulpride + Granisetron Major
- Arsenic trioxide + Granisetron Major
- Artemether / lumefantrine + Granisetron Major
- Artemether + Granisetron Major
Frequently asked questions
Can I take Granisetron with Ipratropium-salbutamol?
MediHelp rates the interaction as minor. Granisetron and Ipratropium-salbutamol have a small, usually unimportant interaction. Most people can take both; the pharmacist may still mention it so that any unexpected effect is recognised. Granisetron can prolong the QT interval slightly, mainly at higher doses or with other risk factors. Salbutamol can cause tachycardia and hypokalemia, which may add to the arrhythmic risk. Clinical significance is usually low at standard doses.
How serious is the interaction between Granisetron and Ipratropium-salbutamol?
MediHelp rates it minor, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: No routine adjustment is needed; check potassium and consider an ECG if the patient has other QT risk factors or is using high-dose salbutamol.
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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