Drug interactions
Dobutamine + Phendimetrazine
Severity: Moderate
Dobutamine and Phendimetrazine: 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
Phendimetrazine is a sympathomimetic anorectic that raises blood pressure and heart rate. With dobutamine the cardiovascular stimulation is additive, raising the risk of hypertension, tachycardia and arrhythmia.
What this interaction means in plain words
Dobutamine and Phendimetrazine 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.
Why it happens
Additive sympathomimetic effects through direct adrenergic agonism and indirect norepinephrine release.
What to do
Monitor blood pressure, heart rate and ECG during dobutamine infusion. Consider holding phendimetrazine in acutely ill patients.
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 Dobutamine
Frequently asked questions
Can I take Dobutamine with Phendimetrazine?
MediHelp rates the interaction as moderate. Dobutamine and Phendimetrazine 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. Phendimetrazine is a sympathomimetic anorectic that raises blood pressure and heart rate. With dobutamine the cardiovascular stimulation is additive, raising the risk of hypertension, tachycardia and arrhythmia.
How serious is the interaction between Dobutamine and Phendimetrazine?
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 blood pressure, heart rate and ECG during dobutamine infusion. Consider holding phendimetrazine in acutely ill patients.
What other medicines interact with Dobutamine?
MediHelp also lists interactions of Dobutamine with, for example, Budesonide-formoterol, Dihydroergotamine intranasal, Dihydroergotamine. The full list is on the Dobutamine page.
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