Drug interactions
Betaxolol + Dihydroergotamine intranasal
Severity: Moderate
Betaxolol and Dihydroergotamine intranasal: 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
Intranasal dihydroergotamine has systemic absorption and vasoconstrictor action. Beta blockers may add to peripheral vasoconstriction by leaving alpha effects unopposed. Peripheral ischemia is uncommon but possible.
What this interaction means in plain words
Betaxolol and Dihydroergotamine intranasal 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 vasoconstriction through ergot-mediated vasospasm and unopposed alpha-adrenergic tone under beta blockade.
What to do
Counsel patients to report cold, numb or painful extremities. Stop dihydroergotamine if ischemic symptoms develop.
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 Betaxolol
- Acebutolol + Betaxolol Major
- Aldesleukin + Betaxolol Major
- Amifostine + Betaxolol Major
- Amiodarone + Betaxolol Major
- Atenolol-chlorthalidone + Betaxolol Major
- Atenolol + Betaxolol Major
Frequently asked questions
Can I take Betaxolol with Dihydroergotamine intranasal?
MediHelp rates the interaction as moderate. Betaxolol and Dihydroergotamine intranasal 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. Intranasal dihydroergotamine has systemic absorption and vasoconstrictor action. Beta blockers may add to peripheral vasoconstriction by leaving alpha effects unopposed. Peripheral ischemia is uncommon but possible.
How serious is the interaction between Betaxolol and Dihydroergotamine intranasal?
MediHelp rates it moderate, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Counsel patients to report cold, numb or painful extremities. Stop dihydroergotamine if ischemic symptoms develop.
What other medicines interact with Betaxolol?
MediHelp also lists interactions of Betaxolol with, for example, Acebutolol, Aldesleukin, Amifostine. The full list is on the Betaxolol page.
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