What should I watch for?
While you are taking this medicine, carry an identification card with your name, the name and dose of medicine(s) being used, and the name and phone number of your doctor or health care professional or person to contact in an emergency.
Notify your doctor or health care professional and seek emergency treatment if you develop breathing problems; changes in vision; chest pain; severe, sudden headache; pain, swelling, warmth in the leg; trouble speaking; sudden numbness or weakness of the face, arm, or leg. These can be signs that your condition has gotten worse.
Notify your doctor or health care professional at once if you have cold, blue hands or feet.
If you are going to have surgery or dental work, tell your doctor or health care professional that you have received this medicine. Be careful brushing and flossing your teeth or using a toothpick while receiving this medicine because you may bleed more easily.
Avoid sports and activities that might cause injury while you are using this medicine. Severe falls or injuries can cause unseen bleeding. Be careful when using sharp tools or knives. Consider using an electric razor.
This medicine may cause a decrease in vitamin D. You should make sure that you get enough vitamin D while you are taking this medicine. Discuss the foods you eat and the vitamins you take with your health care professional.
Common and Rare Side Effects
Along with its needed effects, a medicine may cause some unwanted effects. Although not all of these side effects may occur, if they do occur they may need medical attention.
Check with your doctor or nurse immediately if any of the following side effects occur:
Less common
Abdominal or stomach pain or swelling
back pain or backaches
bleeding from the gums when brushing teeth
blood in the urine
coughing up blood
dizziness
headaches, severe or continuing
heavy bleeding or oozing from cuts or wounds
joint pain, stiffness, or swelling
menstrual bleeding, unexpected or unusually heavy
unexplained bruising or purplish areas on the skin
unexplained nosebleeds
vomiting of blood or material that looks like coffee grounds
Rare
Blood under the skin (blood blister) at the place of injection
chills or fever
fast or irregular breathing
irritation, pain, redness, or ulcers at the place of injection
itching and burning feeling, especially on the bottom of the feet
nausea or vomiting
numbness or tingling in the hands or feet
pain, coldness, or blue color of the skin on the arms or legs
peeling of the skin
puffiness or swelling of the eyelids or around the eyes
shortness of breath
skin color change, especially near the place of injection or in the fingers, toes, arms, or legs
tearing of the eyes
tightness in the chest
trouble with breathing
After you stop using this medicine, it may still produce some side effects that need attention. During this period of time, check with your doctor immediately if you notice the following side effects:
Black, tarry stools
bleeding gums
blood in the urine or stools
pain in the chest, groin, or legs, especially calves of legs
pinpoint red spots on the skin
severe headaches of sudden onset
sudden loss of coordination
sudden shortness of breath for no apparent reason
sudden slurred speech
sudden vision changes
unusual bleeding or bruising
Other side effects not listed may also occur in some patients. If you notice any other effects, check with your healthcare professional.
Call your doctor for medical advice about side effects. You may report side effects to the FDA at 1-800-FDA-1088.
