Get emergency medical help if you have signs of an allergic reaction to Pradaxa: hives; pain or tight feeling in your chest, wheezing, difficult breathing; swelling of your face, lips, tongue, or throat.
Also seek emergency medical attention if you have symptoms of a spinal blood clot: back pain, numbness or muscle weakness in your lower body, or loss of bladder or bowel control.
Call your doctor at once if you have:
any bleeding that will not stop;
headache, weakness, dizziness, or feeling like you might pass out;
easy bruising or bleeding (nosebleeds, bleeding gums);
blood in your urine or stools, black or tarry stools;
cough with bloody mucus or vomit that looks like coffee grounds;
pink or brown urine;
joint pain or swelling; or
heavy menstrual bleeding.
Common Pradaxa side effects may include:
stomach pain or discomfort;
indigestion; or
nausea, diarrhea.
This is not a complete list of side effects and others may occur. Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088.
 Pradaxa side effects (more detail)
