What should I watch for?
Visit your doctor or health care professional for regular checks on your progress. You will need frequent blood checks.
If you get a cold or other infection while receiving this medicine, call your doctor or health care professional. Do not treat yourself. The medicine may decrease your body's ability to fight infections.
Talk to your doctor about your risk of cancer. You may be more at risk for certain types of cancers if you take this medicine.
This medicine can make you more sensitive to the sun. Keep out of the sun. If you cannot avoid being in the sun, wear protective clothing and use sunscreen. Do not use sun lamps or tanning beds/booths.
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:
Incidence not known
black, tarry stools
burning or stinging sensation of the face
change in size, shape, or color of an existing mole
decreased frequency or amount of urine
general feeling of illness
growth or bump on skin
increase in bone pain
increased blood pressure
looks very ill
loss of appetite
loss of bladder control
lower back or side pain
mole that leaks fluid or bleeds
muscle spasm or jerking of all extremities
rapid weight gain
red rash with watery, yellow-colored, or pus filled blisters
redness of the face
small, red skin lesion, growth, or bump usually on the face, ears, neck, hands, or arms
sore that will not heal
spider-like blood vessels on the face
sudden loss of consciousness
swelling of the face, ankles, lower legs, hands, or fingers
thick, yellow to honey-colored crusts
unusual tiredness or weakness
yellow skin and eyes
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:
general aches and pains
itching skin—in children
loss of appetite
skin flushing in areas of ointment application when drinking alcohol
Acid or sour stomach
increased sensitivity to sunlight
increased skin sensitivity
muscle aches or pain
pain in the eye
pain or tenderness around the eyes and cheekbones
pus at root of the hair
redness in the eye
severe skin rash or hives
skin blisters—in children
stomach discomfort, upset, or pain
swelling of the eye, eyelid, or inner lining of the eyelid
tightness of the chest
troubled breathing or wheezing
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.