View PACERONE savings options available to you including Manufacturer Coupons, Rx Advantage Savings Card, Canadian Prescription Savings or PACERONE Patient Assistance Program.

Programs are suitable for individuals who want to buy PACERONE without insurance, with insurance or for those who are underinsured. You can pay as little as $0 per fill.*

Manufactured by Upsher-Smith Laboratories

*Applicable to Drug Coupons & Patient Assistance Programs

This content is intended for US audiences only

Drug savings programs

  • Qualified

    Rx Advantage Card

    A hand holding a dark-colored prescription savings card with various ID numbers and the label "Rx Advantage." Text below states the card is not insurance and cannot be used for Medicare or Medicaid.

    Save up to 90%

  • Unavailable

    Canadian Prescription Savings

    Manufactured by
    Powered by
    Prescription Help Logo
  • Unavailable

    Drug Coupons

    A hand holds a Copay Savings Card that states eligible patients with commercial insurance may pay as little as $0 per tube for Opzelura.
  • Unavailable

    Patient Assistance Programs

    A picture of a patient assistance application form
Jamie Winn NowPatientGreen tick
Updated on 26 Apr 2024

Learn more about PACERONE



PACERONE is the brand name for amiodarone and is available as an oral tablet.

What dosages is PACERONE available in?

What dosages is PACERONE available in?

PACERONE is available as a 100 mg, 200 mg, and 400 mg oral tablet.

What is PACERONE used for?

What is PACERONE used for?

PACERONE is an antiarrhythmic and is used for the:

  • Prevention of recurrent (keeps happening) ventricular arrhythmia
  • Treatment of ventricular arrhythmia
How does PACERONE work?

How does PACERONE work?

PACERONE is an antiarrhythmic. It works by blocking various receptors and channels in your heart, which play a major part in your heart’s electrical activity. PACERONE slows down the electrical activity to help your heartbeat stay in a normal ‘sinus’ rhythm.

How do I take PACERONE?

How do I take PACERONE?

PACERONE tablets are usually started in the hospital. The typical ‘loading dose’ is 800 mg to 1600 mg per day until the arrhythmia is controlled, which usually takes 1 to 3 weeks. Then the dose goes down to 600 mg to 800 mg per day for one month, then 400 mg per day long-term.

Is it safe for me to take PACERONE?

Is it safe for me to take PACERONE?

PACERONE is a safe and effective treatment when used for FDA licensed indications. However, like all medications, they may give you unwanted side effects. You should always discuss potential side effects with your physician to ensure the medication is suitable and right for you. You should not use this medication if you have:

  • Cardiogenic shock
  • Sick sinus syndrome, second- or third-degree atrioventricular block, bradycardia leading to syncope without a functioning pacemaker
  • Known hypersensitivity to the drug or to any of its components, including iodine
PACERONE Common Side Effects

PACERONE Common Side Effects

Common side effects of PACERONE:

  • Nausea
  • Vomiting
  • Constipation
  • Poor appetite
  • Abdominal pain
  • Skin irritation from sun, or sunburn
  • Feeling unwell
  • Fatigue
  • Tremor or abnormal movement
  • Poor coordination
  • Difficulty walking
  • Headache
  • Change in vision
  • Abnormal liver tests
  • Lung inflammation or scarring
  • Flushing
  • Dizziness
  • Pins and needles sensation in the skin
  • Lower sex drive
  • Difficulty sleeping
PACERONE Serious Side Effects

PACERONE Serious Side Effects

Serious side effects are rare with PACERONE. Contact your healthcare provider immediately if you experience any of the following.

  • New or worsening arrhythmia: Chest discomfort, dizziness, or fainting
  • Lung damage: Cough or shortness of breath
  • Liver damage: Nausea, vomiting, right-sided stomach pain, fatigue, poor or no appetite, or yellowing of the skin or eyes
  • Vision problems
Effects of other drugs, drug classes and over-the-counter products on PACERONE

Effects of other drugs, drug classes and over-the-counter products on PACERONE

The following medications may interact with PACERONE:

  • QT Prolonging Drugs (class I and III antiarrhythmics, lithium, certain phenothiazines, tricyclic antidepressants, certain fluoroquinolone and macrolide antibiotics, azole antifungals, halogenated inhalation anesthetic agents): Increased risk of Torsade de Pointes. Avoid concomitant use
  • Digoxin, beta blockers, verapamil, diltiazem, clonidine, ivabradine: Potentiates the electrophysiologic and hemodynamic effects of amiodarone, resulting in bradycardia, sinus arrest, and AV block. Monitor heart rate
  • CYP450 Inhibitors (grapefruit juice, certain fluoroquinolone and macrolide antibiotics, azole antifungals, cimetidine, certain protease inhibitors): Increased exposure of amiodarone. Avoid concomitant use
  • CYP450 Inducers (St. John’s Wort): Reduced amiodarone serum levels
  • Cyclosporine: Increased plasma levels of cyclosporine have been reported resulting in elevated creatinine, despite reduction of cyclosporine dose. Monitor cyclosporine drug levels and renal function with concomitant use
  • Digoxin: Increased digoxin concentration. Reduce digoxin by half or discontinue. If continued, monitor for evidence of toxicity
  • HMG-CoA Reductase Inhibitors (simvastatin, lovastatin, atorvastatin): Increased plasma concentration of HMG-CoA reductase inhibitor
  • Warfarin: Potentiates anticoagulant response and can result in serious or fatal bleeding. Reduce warfarin dose by one-third to one-half and monitor prothrombin times
  • Phenytoin: Increased steady-state levels of phenytoin. Monitor phenytoin levels
Who makes PACERONE?

Who makes PACERONE?

Upsher-Smith Laboratories

Is PACERONE safe in pregnancy?

Is PACERONE safe in pregnancy?

Available data from post-marketing reports and published case series indicate that PACERONE use in pregnant women may increase the risk for fetal harm. You should talk to your healthcare provider before taking this medication if you are pregnant.


What to do if you missed your PACERONE dose

The FDA's medical product safety reporting program for health professionals, patients and consumers.

Learn more about reporting side effects
dollar sign

Drug Savings Tips

Medical Disclaimer

NowPatient has taken all reasonable steps to ensure that all material is factually accurate, complete, and current. However, the knowledge and experience of a qualified healthcare professional should always be sought after instead of using the information on this page. Before taking any drug, you should always speak to your doctor or another qualified healthcare provider.

The information provided here about medications is subject to change and is not meant to include all uses, precautions, warnings, directions, drug interactions, allergic reactions, or negative effects. The absence of warnings or other information for a particular medication does not imply that the medication or medication combination is appropriate for all patients or for all possible purposes.

FAQ logo

People Asked

Now Patient Data Security

Data Security

Our Commitment to You.

Find out moreNow Patient Data SecurityNow Patient Data Security

What is NowPatient

Telehealth and Online Pharmacy

NowPatient is a licensed online pharmacy and doctor service that is available around the world. Our service is FREE and packed with valuable features that can benefit your health such as medication reminders, educational blogs, medically approved symptoms checker, UK NHS online pharmacyprivate treatment plansRx Advantage cardhealth conditions information, affordable medications options, genetic testinghome test kitshealth riskspollen meterair quality monitor, weight loss plans, drug savings programs and lots more!

A laptop screen displaying a health dashboard with widgets showing health profile, notifications, personalized health tools, and favorite widgets including body mass index and weight loss tracking.


To improve the lives of everyone by making high-quality care accessible and convenient

We are here to improve lives. Our service gives you access to smart features and resources that can help empower you to take control of your health and improve your health outcomes. All this, in one place, for FREE. We strive to bring a fresh perspective to managing health. NowPatient can be accessed by downloading the App or using your web browser.

Download our app today

A collage showing a map with pharmacies, a questionnaire, medication details, and a person video chatting on a screen.

Can I trust NowPatient

Meet our medical team

We are a passionate group of clinicians and medical writers covering a broad range of specialities with experience operating in health systems in the United Kingdom & United States. Providing excellent care and advice is at the heart of everything we do. You can read more about our medical team by visiting the medical team page or learn more about how we curate content by visiting our editorial process

Your Questions Answered

For your peace of mind, we can answer your questions quickly

We have a comprehensive list of FAQ’s on each feature page. Alternatively, for broader questions around our service just click the button below.
Find your answers