Kadcyla Side Effects
What should I watch for?
Visit your doctor for checks on your progress. This drug may make you feel generally unwell. This is not uncommon, as chemotherapy can affect healthy cells as well as cancer cells. Report any side effects. Continue your course of treatment even though you feel ill unless your doctor tells you to stop.
You may need blood work done while you are taking this medicine.
Call your doctor or health care professional for advice if you get a fever, chills or sore throat, or other symptoms of a cold or flu. Do not treat yourself. This drug decreases your body's ability to fight infections. Try to avoid being around people who are sick.
Be careful brushing and flossing your teeth or using a toothpick because you may get an infection or bleed more easily. If you have any dental work done, tell your dentist you are receiving this medicine.
Do not become pregnant while taking this medicine or for 7 months after stopping it, men with female partners should use contraception during treatment and for 4 months after the last dose. Women should inform their doctor if they wish to become pregnant or think they might be pregnant. There is a potential for serious side effects to an unborn child. Do not breast-feed an infant while taking this medicine or for 7 months after the last dose.
Men who have a partner who is pregnant or who is capable of becoming pregnant should use a condom during sexual activity while taking this medicine and for 4 months after stopping it. Men should inform their doctors if they wish to father a child. This medicine may lower sperm counts. Talk to your health care professional or pharmacist for more information.
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:
Black, tarry stools
bloating or swelling of the face, arms, hands, lower legs, or feet
bloody or cloudy urine
burning, numbness, tingling, or painful sensations
difficult or labored breathing
difficult, burning, or painful urination
frequent urge to urinate
loss of appetite
lower back or side pain
muscle pain or cramps
nausea or vomiting
numbness or tingling in the hands, feet, or lips
pinpoint red spots on the skin
pounding in the ears
rapid weight gain
slow or fast heartbeat
tightness in the chest
troubled breathing with exertion
ulcers, sores, or white spots in the mouth
unsteadiness or awkwardness
unusual bleeding or bruising
unusual tiredness or weakness
unusual weight gain or loss
weakness in the arms, hands, legs, or feet
dilated neck veins
general feeling of discomfort or illness
thickening of bronchial secretions
general feeling of tiredness or weakness
yellow eyes or skin
Incidence not known
Abdominal or stomach tenderness
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:
Acid or sour stomach
change in taste
difficulty with moving
lack or loss of strength
loss of taste
muscle pain or stiffness
pain in the joints
stomach discomfort or upset
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.