Drug interactions
Dobutamine + Ipratropium-salbutamol
Severity: Moderate
Dobutamine and Ipratropium-salbutamol: 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
Dobutamine is a beta-1 agonist and salbutamol is a beta-2 agonist, so combined use can increase heart rate, provoke arrhythmias and lower serum potassium. The effect is greatest with high-dose or nebulized salbutamol in patients with cardiac disease.
What this interaction means in plain words
Dobutamine and Ipratropium-salbutamol 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.
Dobutamine belongs to Cardiovascular; Ipratropium-salbutamol belongs to Respiratory.
Why it happens
Additive adrenergic stimulation and beta-2 mediated cellular potassium shift.
What to do
Monitor ECG, blood pressure and serum potassium during dobutamine infusion if salbutamol is needed. Replace potassium and reduce salbutamol dose if tachyarrhythmia develops.
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 Dobutamine
Frequently asked questions
Can I take Dobutamine with Ipratropium-salbutamol?
MediHelp rates the interaction as moderate. Dobutamine and Ipratropium-salbutamol 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. Dobutamine is a beta-1 agonist and salbutamol is a beta-2 agonist, so combined use can increase heart rate, provoke arrhythmias and lower serum potassium. The effect is greatest with high-dose or nebulized salbutamol in patients with cardiac disease.
How serious is the interaction between Dobutamine and Ipratropium-salbutamol?
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, blood pressure and serum potassium during dobutamine infusion if salbutamol is needed. Replace potassium and reduce salbutamol dose if tachyarrhythmia develops.
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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