Especially tell your doctor if you take:
Know the medicines you take. Keep a list of them and show it to your doctor and pharmacist when you get a new medicine.
rifampin (Rifater, Rifamate, Rimactane, Rifadin)
How should I take PRADAXA?

Take PRADAXA exactly as prescribed by your doctor.
Do not take PRADAXA more often than your doctor tells you to.
You can take PRADAXA with or without food.
Swallow PRADAXA capsules whole. Do not break, chew, or empty the pellets from the capsule.
If you miss a dose of PRADAXA, take it as soon as you remember. If your next dose is less than 6 hours away, skip the missed dose. Do not take two doses of PRADAXA at the same time.
Your doctor will decide how long you should take PRADAXA. Do not stop taking PRADAXA without first talking with your doctor. Stopping PRADAXA may increase your risk of stroke.
Do not run out of PRADAXA. Refill your prescription before you run out. If you plan to have surgery, or a medical or a dental procedure, tell your doctor and dentist that you are taking PRADAXA. You may have to stop taking PRADAXA for a short time. See "What is the most important information I should know about PRADAXA?"
If you take too much PRADAXA, go to the nearest hospital emergency room or call your doctor or the Poison Control Center right away.
What are the possible side effects of PRADAXA?

PRADAXA can cause serious side effects.

See "What is the most important information I should know about PRADAXA?"
Allergic Reactions. In some people, PRADAXA can cause symptoms of an allergic reaction, including hives, rash, and itching. Tell your doctor or get medical help right away if you get any of the following symptoms of a serious allergic reaction with PRADAXA:
chest pain or chest tightness
swelling of your face or tongue
trouble breathing or wheezing
feeling dizzy or faint
Common side effects of PRADAXA include:

indigestion, upset stomach, or burning
stomach pain
Tell your doctor if you have any side effect that bothers you or that does not go away.

These are not all of the possible side effects of PRADAXA. For more information, ask your doctor or pharmacist.

Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088.

How should I store PRADAXA?

Store PRADAXA at room temperature between 59°F to 86°F (15°C to 30°C). After opening the bottle, use PRADAXA within 30 days. Safely throw away any unused PRADAXA after 30 days.
Store PRADAXA in the original package to keep it dry. Keep the bottle tightly closed.
Keep PRADAXA and all medicines out of the reach of children.

General information about PRADAXA

Medicines are sometimes prescribed for purposes other than those listed in a Medication Guide. Do not use PRADAXA for a condition for which it was not prescribed. Do not give your PRADAXA to other people, even if they have the same symptoms. It may harm them.

This Medication Guide summarizes the most important information about PRADAXA. If you would like more information, talk with your doctor. You can ask your pharmacist or doctor for information about PRADAXA that is writt