amiloride vs ramipril

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Side-by-side comparison of amiloride and ramipril. Data from FDA drug databases (Orange Book, NDC Directory, recalls, shortages) covering 20,000+ approved drugs, plus CMS pricing; see our methodology.

moderate Known Drug Interaction

Potassium-sparing diuretics (spironolactone, amiloride, triamterene, and others) or potassium supplements can increase the risk of hyperkalemia.

Drug Class
amiloride Potassium-Sparing Diuretic
ramipril ACE Inhibitor
Type
amiloride Prescription
ramipril Prescription
Summary
amiloride

Amiloride is a water pill that helps your body hold onto potassium. It is often used with other water pills to prevent low potassium levels.

ramipril

Ramipril is a medicine that lowers blood pressure. It can also help people with heart failure after a heart attack.

What It Treats
amiloride

Amiloride treats high blood pressure and heart failure. It helps restore normal potassium levels if you develop low potassium while taking other water pills. It can also prevent low potassium if you are at risk, such as if you take digoxin or have heart rhythm problems. Amiloride is not usually prescribed alone.

ramipril

Ramipril is used to treat high blood pressure. It can be used alone or with other blood pressure medicines. It is also used in patients who have signs of heart failure after a heart attack. Ramipril can lower the risk of death and hospitalization in these patients.

How It Works
amiloride

Amiloride blocks sodium channels in your kidneys. This action reduces the amount of potassium lost in your urine. This helps to maintain or increase potassium levels in your body.

ramipril

Ramipril belongs to a class of drugs called ACE inhibitors. It works by blocking a substance in your body that tightens blood vessels. This helps your blood vessels relax and lowers your blood pressure.

Common Side Effects
amiloride
  • Headache
  • Nausea
  • Loss of appetite
  • Diarrhea
  • Vomiting
ramipril
  • Headache
  • Dizziness
  • Fatigue
  • Cough
FAERS Reports
amiloride
  • Dyspnoea 69
  • Diarrhoea 57
  • Nausea 49
  • Vomiting 39
  • Fatigue 37
ramipril
  • Dyspnoea 8,083
  • Fatigue 7,877
  • Nausea 7,339
  • Diarrhoea 6,913
  • Dizziness 6,526
Serious Warnings
amiloride

Amiloride can cause high potassium levels, which can be dangerous. You should not take this medicine if you already have high potassium, kidney problems, or are taking other potassium-sparing diuretics or potassium supplements. Your doctor should check your potassium levels regularly.

ramipril

This drug can cause serious harm or death to an unborn baby. If you are pregnant or plan to become pregnant, tell your doctor right away. Stop taking ramipril as soon as you know you are pregnant.

Pregnancy
amiloride

Tell your doctor if you are pregnant, plan to become pregnant, or are breastfeeding. It is not known if amiloride can harm an unborn baby or pass into breast milk.

ramipril

Do not take ramipril if you are pregnant. It can harm your unborn baby. It is not recommended to use ramipril if you are breastfeeding.

Also Compare, Nearby Drugs

How to Read This amiloride vs ramipril Comparison

amiloride is classified in the Potassium-Sparing Diuretic drug class, while ramipril sits within the ACE Inhibitor class. Drugs from different classes work through distinct mechanisms, so a head-to-head comparison illustrates trade-offs rather than equivalence. Both drugs are prescription-only, so a licensed provider must authorize use.

Adverse event totals above are pulled from the FDA's Adverse Event Reporting System (FAERS). For these top-ranked reactions alone, amiloride has 251 submissions while ramipril has 36,738. Those figures reflect cumulative reporting volume, not per-patient risk, so older, widely dispensed drugs typically look worse on count alone. These two drugs have a known moderate interaction flagged in FDA labeling, attributed to both of these drugs cause your body to hold onto potassium instead of getting rid of it through your urine. this can lead to a dangerous buildup of potassium in your blood.. Serious warnings, pregnancy guidance, and contraindications can differ even when indications overlap.

A table cannot represent individual circumstances. Data here is sourced from FDA Structured Product Labels (SPL) and FAERS, both of which update as manufacturers and clinicians submit new information. This registry does not provide medical, treatment, substitution, or medication-change directions for amiloride or ramipril.

Registry boundary: This comparison displays source-record fields and does not provide individualized medical direction.