Drug interactions
Pramipexole + Triamterene
Severity: Minor
Pramipexole and Triamterene: 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
Pramipexole is a cationic drug eliminated mainly by renal tubular secretion, so triamterene may compete for the same pathway. Pramipexole exposure may rise, leading to more dopaminergic side effects such as nausea, dizziness or somnolence.
What this interaction means in plain words
Pramipexole and Triamterene have a small, usually unimportant interaction. Most people can take both; the pharmacist may still mention it so that any unexpected effect is recognised.
Pramipexole belongs to Cardiovascular; Triamterene belongs to Cardiovascular.
Why it happens
Competition for renal organic cation transporter secretion reduces pramipexole clearance.
What to do
Watch for increased pramipexole adverse effects and consider a lower dose if they occur, especially in renal impairment.
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 Triamterene
- Amiloride + Triamterene Contraindicated
- Eplerenone + Triamterene Contraindicated
- Potassium citrate / citric acid + Triamterene Contraindicated
- Potassium citrate + Triamterene Contraindicated
- Spironolactone + Triamterene Contraindicated
- Aceclofenac + Triamterene Major
Other interactions of Pramipexole
- Amisulpride + Pramipexole Contraindicated
- Chlorpromazine + Pramipexole Major
- Droperidol + Pramipexole Major
- Fluphenazine + Pramipexole Major
- Haloperidol + Pramipexole Major
- Iloperidone + Pramipexole Major
Frequently asked questions
Can I take Pramipexole with Triamterene?
MediHelp rates the interaction as minor. Pramipexole and Triamterene have a small, usually unimportant interaction. Most people can take both; the pharmacist may still mention it so that any unexpected effect is recognised. Pramipexole is a cationic drug eliminated mainly by renal tubular secretion, so triamterene may compete for the same pathway. Pramipexole exposure may rise, leading to more dopaminergic side effects such as nausea, dizziness or somnolence.
How serious is the interaction between Pramipexole and Triamterene?
MediHelp rates it minor, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Watch for increased pramipexole adverse effects and consider a lower dose if they occur, especially in renal impairment.
What other medicines interact with Triamterene?
MediHelp also lists interactions of Triamterene with, for example, Amiloride, Eplerenone, Potassium citrate / citric acid. The full list is on the Triamterene page.
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