What should I watch for?
Visit your doctor or health care professional for regular check ups. Do not stop taking your medicine unless your doctor tells you to.
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.
If you are going to have surgery or dental work, tell your doctor or health care professional that you are taking this medicine.
Certain genetic factors may reduce the effect of this medicine. Your doctor may use genetic tests to determine treatment.
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 immediately if any of the following side effects occur:
collection of blood under the skin
deep, dark purple bruise
pain in general
red or purple spots on the skin, varying in size from pinpoint to large bruises
painful or difficult urination
shortness of breath
vomiting of blood or material that looks like coffee grounds
Black, tarry stools
blistering, flaking, or peeling of the skin
blood in the urine or stools
headache (sudden, severe)
nausea or vomiting
stomach pain (severe)
ulcers, sores, or white spots in the mouth
unusual bleeding or bruising
Incidence not known
Abdominal or stomach cramps or swelling
back pain or backaches
change in mental status
cough or hoarseness
difficulty with breathing or swallowing
difficulty with speaking
dizziness, faintness, or lightheadedness when getting up suddenly from a lying or sitting position
feeling of discomfort
general feeling of tiredness or weakness
inflammation of the joints
lower back or side pain
pale color of the skin
puffiness or swelling of the eyelids or around the eyes, face, lips, or tongue
reddening of the skin, especially around the ears
swelling of the eyes, face, or inside of the nose
swollen lymph glands
swollen or painful glands
tightness in the chest
unusual tiredness or weakness
upper right abdominal or stomach pain
watery or bloody diarrhea
yellow eyes or skin
Some side effects may occur that usually do not need medical attention. These side effects may go away during treatment as your body adjusts to the medicine. Also, your health care professional may be able to tell you about ways to prevent or reduce some of these side effects. Check with your health care professional if any of the following side effects continue or are bothersome or if you have any questions about them:
Incidence not known
Bad, unusual, or unpleasant (after) taste
change in taste
difficulty with moving
hives or welts
loss of appetite
muscle pain or stiffness
pain in the joints
pains in the stomach, side, or abdomen, possibly radiating to the back
redness, soreness, or itching skin
seeing, hearing, or feeling things that are not there
sores, welting, or blisters
swelling or inflammation of the mouth
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.