Drug interactions
Levobetaxolol + Timolol
Severity: Moderate
Levobetaxolol and Timolol: 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
Both are beta-blockers, so using them together gives duplicate beta-blockade with additive effects on heart rate, blood pressure and bronchial tone. Combined use offers little therapeutic gain and raises the risk of bradycardia and bronchospasm.
What this interaction means in plain words
Levobetaxolol and Timolol 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
Therapeutic duplication with additive beta-adrenergic receptor blockade.
What to do
Avoid using two beta-blockers together; use a single agent or add a drug from a different class for intraocular pressure control. If combined, monitor heart rate and respiratory status.
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 Timolol
- Acebutolol + Timolol Major
- Albuterol + Timolol Major
- Aldesleukin + Timolol Major
- Amifostine + Timolol Major
- Amiodarone + Timolol Major
- Arformoterol + Timolol Major
Frequently asked questions
Can I take Levobetaxolol with Timolol?
MediHelp rates the interaction as moderate. Levobetaxolol and Timolol 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. Both are beta-blockers, so using them together gives duplicate beta-blockade with additive effects on heart rate, blood pressure and bronchial tone. Combined use offers little therapeutic gain and raises the risk of bradycardia and bronchospasm.
How serious is the interaction between Levobetaxolol and Timolol?
MediHelp rates it moderate, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Avoid using two beta-blockers together; use a single agent or add a drug from a different class for intraocular pressure control. If combined, monitor heart rate and respiratory status.
What other medicines interact with Timolol?
MediHelp also lists interactions of Timolol with, for example, Acebutolol, Albuterol, Aldesleukin. The full list is on the Timolol page.
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