acebutolol vs nadolol
Side-by-side comparison of acebutolol and nadolol Data from FDA drug databases (Orange Book, NDC Directory, recalls, shortages) covering 20,000+ approved drugs, plus CMS pricing; see our methodology.
Sectral
Corgard
Acebutolol is a medicine that helps lower blood pressure and control irregular heartbeats. It belongs to a class of drugs called beta-blockers.
Nadolol is a medicine that helps lower blood pressure and manage chest pain (angina). It works by blocking certain natural body chemicals that affect the heart and blood vessels.
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.
Nadolol is used to treat angina, which is chest pain. It also treats high blood pressure. Lowering blood pressure helps reduce the risk of strokes and heart attacks. It can be used alone or with other blood pressure medicines.
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.
Nadolol is a beta-blocker. It works by blocking the effects of certain natural chemicals in your body, such as adrenaline. This helps to slow down your heart rate and relax blood vessels, which lowers blood pressure and reduces chest pain.
No common side effects listed.
- • Slow heart rate (less than 60 beats per minute)
- Problems with thinking or memory 620
- Falling down 615
- Low blood pressure when standing up 573
- Problems with balance 568
- Difficulty passing stools 565
- The medicine is not working 1,281
- Eye problem that can cause vision loss 814
- Feeling sick to your stomach 663
- Head pain 588
- Using the medicine for something it is not approved for 580
You should not take acebutolol if you have a very slow heart rate, second- or third-degree heart block, heart failure, or cardiogenic shock.
If you have heart disease and stop taking nadolol suddenly, it can worsen chest pain or cause a heart attack. Your doctor will slowly lower your dose over 1 to 2 weeks. Do not stop taking nadolol without talking to your doctor.
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.
Tell your doctor if you are pregnant or plan to become pregnant. It is not known if nadolol will harm your unborn baby. Talk to your doctor about the risks and benefits of taking nadolol while breastfeeding.
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How to Read This acebutolol vs nadolol Comparison
acebutolol is classified in the Beta-1 Selective Blocker with ISA drug class, while nadolol sits within the Non-Selective Beta-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 nadolol has 3,926. 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 nadolol — 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.