Rythmol; Rythmol SR
Apo-Propafenone; Mylan-Propafenone; PMS-Propafenone; Rythmol
- It is used to treat heartbeats that are not normal.
- If you have an allergy to propafenone or any other part of this drug.
- If you are allergic to any drugs like this one, any other drugs, foods, or other substances. Tell your doctor about the allergy and what signs you had, like rash; hives; itching; shortness of breath; wheezing; cough; swelling of face, lips, tongue, or throat; or any other signs.
- If you have any of these health problems: Breathing or lung problems, Brugada syndrome, electrolyte problems in your blood, low blood pressure, recent heart attack, sick sinus syndrome or heart block without a working pacemaker, slow heartbeat, or heart failure.
- If you take any drugs (prescription or OTC, natural products, vitamins) that must not be taken with this drug, like certain drugs that are used for HIV, infections, or depression. There are many drugs that must not be taken with this drug.
- If you have been taking any drugs to treat a heartbeat that is not normal.
- Tell dentists, surgeons, and other doctors that you use this drug.
- Have blood work checked as you have been told by the doctor. Talk with the doctor.
- This drug may affect certain lab tests. Be sure your doctor and lab workers know you take this drug.
- This drug may lower sperm counts in men. This may affect being able to father a child. Talk with the doctor.
- Myasthenia gravis that has gotten worse has happened during care with this drug. Talk with the doctor.
- If you have a pacemaker, talk with your doctor.
- You will need an ECG before starting this drug and during treatment. Talk with your doctor.
- Avoid grapefruit and grapefruit juice.
- Tell your doctor if you have too much sweat, fluid loss, throwing up, loose stools (diarrhea), not hungry, or more thirst.
- If you are 65 or older, use this drug with care. You could have more side effects.
- Tell your doctor if you are pregnant or plan on getting pregnant. You will need to talk about the benefits and risks of using this drug while you are pregnant.
- Tell your doctor if you are breast-feeding. You will need to talk about any risks to your baby.
- Signs of an allergic reaction, like rash; hives; itching; red, swollen, blistered, or peeling skin with or without fever; wheezing; tightness in the chest or throat; trouble breathing or talking; unusual hoarseness; or swelling of the mouth, face, lips, tongue, or throat.
- Signs of infection like fever, chills, very bad sore throat, ear or sinus pain, cough, more sputum or change in color of sputum, pain with passing urine, mouth sores, or wound that will not heal.
- Chest pain or pressure.
- Fast or slow heartbeat.
- Very bad dizziness or passing out.
- A new or worse heartbeat that does not feel normal.
- Shortness of breath, a big weight gain, swelling in the arms or legs.
- Change in balance.
- Blurred eyesight.
- Upset stomach or throwing up.
- Feeling tired or weak.
- Hard stools (constipation).
- Change in taste.
- Take with or without food.
- Take as you have been told, even if you feel well.
- To gain the most benefit, do not miss doses.
- Swallow whole. Do not chew, open, or crush.
- Skip the missed dose and go back to your normal time.
- Do not take 2 doses at the same time or extra doses.
- Store at room temperature.
- Protect from light.
- Store in a dry place. Do not store in a bathroom.
- Keep all drugs out of the reach of children and pets.
- Check with your pharmacist about how to throw out unused drugs.
- If your symptoms or health problems do not get better or if they become worse, call your doctor.
- Do not share your drugs with others and do not take anyone else’s drugs.
- Keep a list of all your drugs (prescription, natural products, vitamins, OTC) with you. Give this list to your doctor.
- Talk with the doctor before starting any new drug, including prescription or OTC, natural products, or vitamins.
- Some drugs may have another patient information leaflet. If you have any questions about this drug, please talk with your doctor, pharmacist, or other health care provider.
- If you think there has been an overdose, call your poison control center or get medical care right away. Be ready to tell or show what was taken, how much, and when it happened.
If you have any questions or concerns, talk with a member of your healthcare team. You can reach them Monday through Friday from 9:00 am to 5:00 pm at ____________________. After 5:00 pm, during the weekend, and on holidays, please call____________________. If there’s no number listed, or you’re not sure, call 212-639-2000.