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acebutolol vs amlodipine

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

Drug Class
acebutolol Beta-1 Selective Blocker with ISA
amlodipine Calcium Channel Blocker
Type
acebutolol Prescription
amlodipine Prescription
Summary
acebutolol

Acebutolol is a medicine that helps lower blood pressure and control irregular heartbeats. It belongs to a class of drugs called beta-blockers.

amlodipine

Amlodipine (Norvasc) is a drug that lowers blood pressure and treats chest pain. It belongs to a class of drugs called calcium channel blockers.

What It Treats
acebutolol

Acebutolol is used to treat high blood pressure in adults. It can be used alone or with other blood pressure medicines. Acebutolol is also used to manage irregular heartbeats called ventricular arrhythmias. It helps to reduce the number of these irregular beats.

amlodipine

This medicine treats high blood pressure (hypertension). Lowering blood pressure reduces the risk of strokes and heart attacks. Amlodipine also treats chest pain (angina) caused by coronary artery disease, including chronic stable angina and vasospastic angina.

How It Works
acebutolol

Acebutolol works by blocking the effects of certain natural chemicals in your body, like adrenaline, on the heart and blood vessels. This helps to slow down the heart rate and lower blood pressure. It also helps to make the heart beat more regularly.

amlodipine

Amlodipine blocks calcium from entering heart and blood vessel cells. This relaxes and widens blood vessels, making it easier for blood to flow. As a result, the heart does not have to work as hard, which lowers blood pressure and reduces chest pain.

Common Side Effects
acebutolol

No common side effects listed.

amlodipine
  • Swelling in your ankles or feet
  • Dizziness
  • Flushing (redness of the face)
  • Palpitations (feeling your heart beat rapidly or irregularly)
  • Fatigue (feeling tired)
FAERS Reports
acebutolol
  • Problems with thinking or memory 620
  • Falling down 615
  • Low blood pressure when standing up 573
  • Problems with balance 568
  • Difficulty passing stools 565
amlodipine
  • Feeling tired 15,696
  • Diarrhea 14,038
  • Feeling sick to your stomach 13,425
  • Shortness of breath 13,222
  • Medication not working 12,075
Serious Warnings
acebutolol

You should not take acebutolol if you have a very slow heart rate, second- or third-degree heart block, heart failure, or cardiogenic shock.

amlodipine

Amlodipine may cause low blood pressure, especially if you have severe aortic stenosis. Some people with severe heart disease may experience worsening chest pain or a heart attack when starting or increasing the dose of amlodipine. If you have severe liver problems, your doctor will increase your dose slowly.

Pregnancy
acebutolol

Tell your doctor if you are pregnant or plan to become pregnant. It is not known if acebutolol will harm an unborn baby. Talk to your doctor about the risks and benefits of taking acebutolol while breastfeeding.

amlodipine

Tell your doctor if you are pregnant or plan to become pregnant. High blood pressure during pregnancy can harm both the mother and the baby. Amlodipine passes into breast milk, but no harmful effects on the breastfed infant have been seen.

Also Compare — Nearby Drugs

How to Read This acebutolol vs amlodipine Comparison

acebutolol is classified in the Beta-1 Selective Blocker with ISA drug class, while amlodipine sits within the Calcium Channel Blocker 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, acebutolol has 2,941 submissions while amlodipine has 68,456. Those figures reflect cumulative reporting volume — not per-patient risk — so older, widely dispensed drugs typically look worse on count alone. No direct interaction between these two drugs is listed in our FDA-derived dataset, though co-prescription still warrants pharmacist review. Serious warnings, pregnancy guidance, and contraindications can differ even when indications overlap.

A table cannot substitute for clinical judgment. Effectiveness, tolerability, drug-drug interactions with your other medications, kidney and liver function, pregnancy status, insurance formulary, and price all feed into a decision that only a licensed prescriber can make responsibly. Data here is sourced from FDA Structured Product Labels (SPL) and FAERS, both of which update as manufacturers and clinicians submit new information. This page is for educational purposes only, is not medical advice, and should not be used to self-switch between acebutolol and amlodipine — always consult your physician or pharmacist first.

Important: This comparison is for informational purposes only. Drug effects vary between individuals. Always consult your doctor or pharmacist for personalized medical advice.