To find out about a drug, just type the name or DIN (drug identification number) into the search box or try our alphabetical listing below.
| 02245372 | MYLAN-PROPAFENONE 150MG TABLET |
| 02245373 | MYLAN-PROPAFENONE 300MG TABLET |
Propafenone belongs to the class of medications known as antiarrhythmics. It is used to treat certain abnormal heart rhythms. It works by slowing down the rate of nerve impulses causing the heart to beat, and by making the heart less likely to respond to abnormal impulses.
Your doctor may have suggested this medication for conditions other than those listed in these drug information articles. As well, some forms of this medication may not be used for all of the conditions discussed here. If you have not discussed this with your doctor or are not sure why you are taking this medication, speak to your doctor. Do not stop taking this medication without consulting your doctor.
Do not give this medication to anyone else, even if they have the same symptoms as you do. It can be harmful for people to take this medication if their doctor has not prescribed it.
The recommended starting dose of propafenone for adults is 150 mg taken every 8 hours. This dose may be changed by your doctor according to your particular needs. The maximum daily dose is 900 mg per day. Propafenone should be taken with food.
Many things can affect the dose of a medication that a person needs, such as body weight, other medical conditions, and other medications. If your doctor has recommended a dose different from the ones listed here, do not change the way that you are taking the medication without consulting your doctor.
It is important that this medication be taken exactly as prescribed by your doctor. If you miss a dose, take it as soon as possible and continue with your regular schedule. If it is almost time for your next dose, skip the missed dose and continue with your regular dosing schedule. Do not take a double dose to make up for a missed one. If you are not sure what to do after missing a dose, contact your doctor or pharmacist for advice.
Store this medication at room temperature and keep it out of the reach of children.
Do not dispose of medications in wastewater (e.g. down the sink or in the toilet) or in household garbage. Ask your pharmacist how to dispose of medications that are no longer needed or have expired.

150 mg
Each white, round, biconvex, film-coated tablet, with "PF" over "150" on one side and a "G" on the other side, contains propafenone HCl 150 mg. Nonmedicinal ingredients: colloidal anhydrous silica, hydroxypropyl methylcellulose, magnesium stearate, microcrystalline cellulose, Opadry (hydroxypropyl methylcellulose, titanium dioxide and polyethylene glycol), povidone, sodium croscarmellose, and sodium lauryl sulfate.
300 mg
Each white, round, biconvex, film-coated tablet, with "PF" scoreline "300" on one side and a scoreline on the other side, contains propafenone HCl 300 mg. Nonmedicinal ingredients: colloidal anhydrous silica, hydroxypropyl methylcellulose, magnesium stearate, microcrystalline cellulose, Opadry (hydroxypropyl methylcellulose, titanium dioxide and polyethylene glycol), povidone, sodium croscarmellose, and sodium lauryl sulfate.
Some medications may have other generic brands available. Always ask your doctor or pharmacist about the safety of switching between brands of the same medication.
Propafenone should not be used by anyone who:
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