Drug interactions
Ephedrine + Telmisartan-amlodipine
Severity: Moderate
Ephedrine 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
Ephedrine is a sympathomimetic that raises blood pressure and may therefore blunt the effect of telmisartan-amlodipine. Large doses can also shift potassium into cells slightly.
What this interaction means in plain words
Ephedrine 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.
Ephedrine belongs to Cardiovascular; Telmisartan-amlodipine belongs to Cardiovascular.
Why it happens
Pharmacodynamic antagonism, as ephedrine releases noradrenaline and stimulates adrenergic receptors, causing vasoconstriction and increased heart rate.
What to do
Monitor blood pressure and heart rate when ephedrine is used. Avoid regular use of ephedrine-containing products in patients with hypertension.
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 Telmisartan-amlodipine
- Aliskiren + Telmisartan-amlodipine Contraindicated
- Sparsentan + Telmisartan-amlodipine Contraindicated
- Amifostine + Telmisartan-amlodipine Major
- Amiloride + Telmisartan-amlodipine Major
- Benazepril + Telmisartan-amlodipine Major
- Candesartan + Telmisartan-amlodipine Major
Other interactions of Ephedrine
- Ephedrine + Isocarboxazid Contraindicated
- Ephedrine + Phenelzine Contraindicated
- Ephedrine + Procarbazine Contraindicated
- Ephedrine + Rasagiline Contraindicated
- Ephedrine + Selegiline Contraindicated
- Ephedrine + Tranylcypromine Contraindicated
Frequently asked questions
Can I take Ephedrine with Telmisartan-amlodipine?
MediHelp rates the interaction as moderate. Ephedrine 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. Ephedrine is a sympathomimetic that raises blood pressure and may therefore blunt the effect of telmisartan-amlodipine. Large doses can also shift potassium into cells slightly.
How serious is the interaction between Ephedrine 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 ephedrine is used. Avoid regular use of ephedrine-containing products in patients with hypertension.
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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