What is Pacerone?Pacerone is a medicine used to treat recurring ventricular arrhythmias (life-threatening irregular heartbeats) such as ventricular fibrillation or ventricular tachycardia with unstable blood circulation. Pacerone is used when other treatment did not work or was not tolerated.
What is the most important information I should know about Pacerone?Pacerone can cause a different type of abnormal heartbeat; which can be dangerous and life-threatening.
Pacerone can increase your risk of having a very slow heartbeat, liver injury, lung disorders, or thyroid abnormalities.
Pacerone can also cause nerve, vision, or skin problems.
Who should not take Pacerone?Do not take Pacerone if you are allergic to it, any of its ingredients, iodine, or if you have an abnormally slow heartbeat or heart block (unless you have a pacemaker).
What should I tell my doctor before I take the first dose of Pacerone?Tell your doctor about all prescription, over-the-counter, and herbal medications you are taking before beginning treatment with Pacerone. Also, talk to your doctor about your complete medical history, especially if you have certain heart problems; blood pressure, lung, or breathing problems; liver or kidney injury; thyroid abnormalities; are pregnant, plan to become pregnant, or are breastfeeding.
What is the usual dosage?The information below is based on the dosage guidelines your doctor uses. Depending on your condition and medical history, your doctor may prescribe a different regimen. Do not change the dosage or stop taking your medication without your doctor's approval.
Adults: Your doctor will prescribe the appropriate dose for you.
How should I take Pacerone?Take Pacerone exactly as prescribed by your doctor.
Take your medicine until your doctor tells you to stop. Do not stop taking it because you feel better; otherwise, your condition may get worse.
You can take Pacerone with or without food. Make sure you take Pacerone the same way each time. If you experience severe stomach or intestinal intolerance, you can take this medication twice a day.
What should I avoid while taking Pacerone?Do not drink grapefruit juice while you are taking Pacerone.
Do not expose your skin to the sun or sun lamps. Wear sun block or protective clothing when you are out in the sun.
What are possible food and drug interactions associated with Pacerone?If Pacerone is taken with certain other drugs, the effects of either could be increased, decreased, or altered. It is especially important to check with your doctor before combining Pacerone with the following: anti-HIV medications called protease inhibitors (such as indinavir), antihistamines (such as loratadine or cimetidine), blood pressure/heart medications known as beta-blockers (such as propranolol) or calcium channel blockers (such as diltiazem or verapamil), blood thinners (such as warfarin), certain antibiotics (such as erythromycin, moxifloxacin, or rifampin), certain antidepressants (such as trazodone), cholesterol medications (such as atorvastatin, cholestyramine, or simvastatin), clopidogrel, cyclosporine, dextromethorphan, digoxin, fentanyl, grapefruit juice, other antiarrhythmics (such as disopyramide, flecainide, procainamide, or quinidine), phenytoin, or St. John's wort.
What are the possible side effects of Pacerone?Side effects cannot be anticipated. If any develop or change in intensity, tell your doctor as soon as possible. Only your doctor can determine if it is safe for you to continue taking this drug.
Side effects may include: abnormal changes in your heartbeat, bluish-gray discoloration of your skin, chest pain, cold or heat intolerance, confusion, cough, fever, hair thinning, irritability, nausea, nervousness, rash, restlessness, shakiness, shortness of breath, sweating, tiredness, visual disturbances, vomiting, weakness, weight changes
Can I receive Pacerone if I am pregnant or breastfeeding?The effects of Pacerone during pregnancy and breastfeeding are unknown. Pacerone can be found in your breast milk if you take it while breastfeeding. Tell your doctor immediately if you are pregnant, plan to become pregnant, or are breastfeeding.
What should I do if I miss a dose of Pacerone?If you miss a dose of Pacerone, take your next dose at your regular dosing schedule. Do not take two doses at once.
How should I store Pacerone?Store at room temperature. Protect from light.