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Drug interactions

Labetalol + Telmisartan-amlodipine

Severity: Moderate

Labetalol and Telmisartan-amlodipine: 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

Labetalol adds to the blood pressure lowering effect of the telmisartan-amlodipine combination, which may cause excessive hypotension, dizziness or bradycardia. Combination antihypertensive therapy is often intentional, but the dose may need adjustment.

What this interaction means in plain words

Labetalol and Telmisartan-amlodipine 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.

Labetalol belongs to Cardiovascular; Telmisartan-amlodipine belongs to Cardiovascular.

Evidence level: Moderate

Why it happens

Additive antihypertensive effects through alpha/beta adrenergic blockade, angiotensin receptor blockade and calcium channel blockade.

What to do

Monitor blood pressure and heart rate when starting or titrating, and reduce doses if symptomatic hypotension occurs. Avoid use in pregnancy because of the ARB component.

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?

Bring a full list of your medicines, including over-the-counter products, supplements and herbal remedies, to every pharmacy visit.

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Frequently asked questions

Can I take Labetalol with Telmisartan-amlodipine?

MediHelp rates the interaction as moderate. Labetalol and Telmisartan-amlodipine 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. Labetalol adds to the blood pressure lowering effect of the telmisartan-amlodipine combination, which may cause excessive hypotension, dizziness or bradycardia. Combination antihypertensive therapy is often intentional, but the dose may need adjustment.

How serious is the interaction between Labetalol and Telmisartan-amlodipine?

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 when starting or titrating, and reduce doses if symptomatic hypotension occurs. Avoid use in pregnancy because of the ARB component.

What other medicines interact with Telmisartan-amlodipine?

MediHelp also lists interactions of Telmisartan-amlodipine with, for example, Aliskiren, Sparsentan, Amifostine. The full list is on the Telmisartan-amlodipine page.

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