Drug interactions
Benzphetamine + Formoterol
Severity: Moderate
Benzphetamine and Formoterol: 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
Benzphetamine is a sympathomimetic anorectic, and with formoterol it can add to increases in heart rate and blood pressure, as well as tremor and palpitations.
What this interaction means in plain words
Benzphetamine and Formoterol 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 cardiovascular stimulation.
What to do
Monitor blood pressure and heart rate, and reconsider the anorectic in patients with cardiovascular disease.
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 Formoterol
- Adagrasib + Formoterol Major
- Amiodarone + Formoterol Major
- Amisulpride + Formoterol Major
- Amitriptyline + Formoterol Major
- Amoxapine + Formoterol Major
- Arformoterol + Formoterol Major
Frequently asked questions
Can I take Benzphetamine with Formoterol?
MediHelp rates the interaction as moderate. Benzphetamine and Formoterol 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. Benzphetamine is a sympathomimetic anorectic, and with formoterol it can add to increases in heart rate and blood pressure, as well as tremor and palpitations.
How serious is the interaction between Benzphetamine and Formoterol?
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 and heart rate, and reconsider the anorectic in patients with cardiovascular disease.
What other medicines interact with Formoterol?
MediHelp also lists interactions of Formoterol with, for example, Adagrasib, Amiodarone, Amisulpride. The full list is on the Formoterol page.
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