Drug interactions
Ipratropium-salbutamol + Nortriptyline
Severity: Moderate
Ipratropium-salbutamol and Nortriptyline: 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
Nortriptyline can enhance the cardiovascular effects of salbutamol, leading to tachycardia, arrhythmia or changes in blood pressure. Both drugs can contribute to QT prolongation and hypokalemia-related risk, mainly at higher beta-agonist doses.
What this interaction means in plain words
Ipratropium-salbutamol and Nortriptyline 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; Nortriptyline belongs to Central Nervous System.
Why it happens
Tricyclic blockade of noradrenaline reuptake combined with beta-2 agonist cardiac stimulation produces additive adrenergic and arrhythmogenic effects.
What to do
Monitor pulse, blood pressure and ECG in patients with cardiac disease, and avoid frequent or high-dose salbutamol use. Check potassium if symptoms or high bronchodilator use occur.
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 Nortriptyline
- Disopyramide + Nortriptyline Contraindicated
- Dofetilide + Nortriptyline Contraindicated
- Dronedarone + Nortriptyline Contraindicated
- Ibutilide + Nortriptyline Contraindicated
- Isocarboxazid + Nortriptyline Contraindicated
- Methylene blue + Nortriptyline Contraindicated
Frequently asked questions
Can I take Ipratropium-salbutamol with Nortriptyline?
MediHelp rates the interaction as moderate. Ipratropium-salbutamol and Nortriptyline 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. Nortriptyline can enhance the cardiovascular effects of salbutamol, leading to tachycardia, arrhythmia or changes in blood pressure. Both drugs can contribute to QT prolongation and hypokalemia-related risk, mainly at higher beta-agonist doses.
How serious is the interaction between Ipratropium-salbutamol and Nortriptyline?
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 pulse, blood pressure and ECG in patients with cardiac disease, and avoid frequent or high-dose salbutamol use. Check potassium if symptoms or high bronchodilator use occur.
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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