Potassium Chloride and Aliskiren Interaction
Drug interaction information between Potassium Chloride and Aliskiren.
Potassium Chloride and Aliskiren have a documented minor interaction in FDA labeling.
FDA drug labeling documents a minor-severity interaction between Potassium Chloride and Aliskiren. Major interactions are generally avoided, moderate ones may need monitoring or a dose adjustment, and minor ones are usually low-risk. This page shows the documented mechanism and guidance. Label-documented interactions are not a complete safety review, so always confirm your own medications with a pharmacist or doctor. Educational information, not medical advice.
How They Interact
Aliskiren blocks a hormone that helps the body get rid of potassium, which can cause potassium levels to build up when taken with a supplement.
What To Do
Your doctor should monitor your blood potassium levels closely to ensure they stay within a safe range.
FDA Label Information
7.2 Renin-angiotensin-aldosterone Inhibitors Drugs that inhibit the renin-angiotensin-aldosterone system (RAAS) including angiotensin converting enzyme (ACE) inhibitors, angiotensin receptor blockers (ARBs), spironolactone, eplerenone, or aliskiren produce potassium retention by inhibiting aldosterone production.
Potassium Chloride Also Interacts With
- Amiloride major
- Spironolactone minor
- Eplerenone minor
- Glycopyrrolate minor
- Prenatal Multivitamin minor
Aliskiren Also Interacts With
- Amlodipine/Benazepril major
- Amlodipine/Valsartan major
- Azilsartan major
- Benazepril major
- Candesartan major
Frequently Asked Questions
Can I take Potassium Chloride and Aliskiren together?
This is a minor interaction. Your doctor should monitor your blood potassium levels closely to ensure they stay within a safe range.
How serious is the interaction between Potassium Chloride and Aliskiren?
This interaction is classified as "minor" severity by the FDA. Minor interactions are unlikely to cause significant problems but should still be mentioned to your healthcare provider.
Why do Potassium Chloride and Aliskiren interact?
Aliskiren blocks a hormone that helps the body get rid of potassium, which can cause potassium levels to build up when taken with a supplement.
Understanding the Potassium Chloride and Aliskiren Interaction
FDA-approved prescribing information for these two drugs flags their combination as a minor-severity interaction. Potassium Chloride belongs to the Electrolyte Supplement class and Aliskiren belongs to the Direct Renin Inhibitor class - two categories that can collide when co-prescribed. The mechanism described in FDA labeling is: Aliskiren blocks a hormone that helps the body get rid of potassium, which can cause potassium levels to build up when taken with a supplement. Severity tiers matter: major flags generally advise avoidance, moderate flags often require monitoring or dose adjustment, and minor flags may only call for awareness.
Context around a specific patient determines real-world impact. Potassium Chloride has 6 total documented interactions on file in this dataset, and Aliskiren has 28. Each additional medication compounds the interaction surface, which is why pharmacists run full-profile checks rather than evaluating one pair at a time. FDA-derived guidance for this pair is: Your doctor should monitor your blood potassium levels closely to ensure they stay within a safe range. Timing of doses, renal and hepatic function, age, and other concurrent prescriptions all shape whether a labeled interaction matters clinically.
An interaction flag is not a verdict. A large share of labeled interactions are managed routinely in clinical practice, the fix may be as simple as spacing doses or adding a monitoring test. Others require the prescriber to choose a different medication entirely. This page surfaces FDA-sourced labeling and openFDA data for educational purposes only; it is not medical advice and cannot account for your full clinical picture. Never start, stop, or adjust either Potassium Chloride or Aliskiren based on a web page, speak with your prescriber or pharmacist before making any change.
Sources: FDA Drug Labels (SPL) via openFDA (2026). This is for informational purposes only and is not medical advice. Always consult your healthcare provider about drug interactions.
Read our methodology - how this data is sourced, computed, and verified.