Drug interactions
Betaxolol + Tadalafil
Severity: Minor
Betaxolol and Tadalafil: minor 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
Tadalafil may produce small additional reductions in blood pressure in patients on betaxolol. Clinically significant hypotension is uncommon.
What this interaction means in plain words
Betaxolol and Tadalafil have a small, usually unimportant interaction. Most people can take both; the pharmacist may still mention it so that any unexpected effect is recognised.
Betaxolol belongs to Cardiovascular; Tadalafil belongs to Genitourinary.
Why it happens
Additive pharmacodynamic blood pressure lowering from vasodilation and beta-blockade.
What to do
Check blood pressure after starting tadalafil and advise reporting dizziness.
What to ask your pharmacist
- Is there anything I should notice while taking both?
- Do I need to tell my doctor at the next visit?
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Other interactions of Tadalafil
- Amyl nitrite + Tadalafil Contraindicated
- Isosorbide dinitrate + Tadalafil Contraindicated
- Isosorbide mononitrate + Tadalafil Contraindicated
- Nitroglycerin po + Tadalafil Contraindicated
- Nitroglycerin rectal + Tadalafil Contraindicated
- Nitroglycerin sublingual + Tadalafil Contraindicated
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 Tadalafil?
MediHelp rates the interaction as minor. Betaxolol and Tadalafil have a small, usually unimportant interaction. Most people can take both; the pharmacist may still mention it so that any unexpected effect is recognised. Tadalafil may produce small additional reductions in blood pressure in patients on betaxolol. Clinically significant hypotension is uncommon.
How serious is the interaction between Betaxolol and Tadalafil?
MediHelp rates it minor, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Check blood pressure after starting tadalafil and advise reporting dizziness.
What other medicines interact with Tadalafil?
MediHelp also lists interactions of Tadalafil with, for example, Amyl nitrite, Isosorbide dinitrate, Isosorbide mononitrate. The full list is on the Tadalafil page.
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