What happens if I miss a dose (Tambocor)?
Take the missed dose as soon as you remember. If it is almost time for your next dose, wait until then to take the medicine and skip the missed dose. Do not take extra medicine to make up the missed dose.
What happens if I overdose (Tambocor)?
Seek emergency medical attention if you think you have used too much of this medicine.
Overdose symptoms may include nausea, vomiting, slow heart rate, feeling like you might pass out, or seizure (convulsions).
What should I avoid while taking flecainide (Tambocor)?
Follow your doctor's instructions about any restrictions on food, beverages, or activity while you are using flecainide.
What other drugs will affect flecainide (Tambocor)?
Before taking flecainide, tell your doctor if you are taking any of the following medicines:
- cimetidine (Tagamet),
- digoxin (digitalis, Lanoxin);
- a diuretic (water pill);
- verapamil (Verelan, Calan, Isoptin);
- seizure medication such as carbamazepine (Carbatrol, Tegretol), phenobarbital (Solfoton), or phenytoin (Dilantin);
- other heart rhythm medications such as amiodarone (Cordarone), disopyramide (Norpace), or quinidine (Quinaglute, Quinidex); or
- a beta-blocker such as atenolol (Tenormin), labetalol (Normodyne, Trandate), metoprolol (Lopressor, Toprol), propranolol (Inderal, InnoPran), sotalol (Betapace), timolol (Blocadren), and others.
This list is not complete and there may be other drugs that can interact with flecainide. Tell your doctor about all your prescription and over-the-counter medications, vitamins, minerals, herbal products, and drugs prescribed by other doctors. Do not start a new medication without telling your doctor.
Where can I get more information?
Your pharmacist can provide more information about flecainide.
Remember, keep this and all other medicines out of the reach of children, never share your medicines with others, and use this medication only for the indication prescribed.
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