Specialty Drug
ALECTINIB is a medicine that targets proteins in cancer cells and stops the cancer cells from growing. It is used to treat non-small cell lung cancer. Compare kinase inhibitors.

Alecensa Side Effects

What should I watch for?

Tell your doctor or health care professional right away if you have any change in your eyesight.

You may need blood work done while you are taking 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 and lip balm with a SPF 50 or greater during treatment and for at least 7 days after the last dose. Do not use sun lamps or tanning beds/booths.

Do not become pregnant while taking this medicine or for 1 week after the last dose. Men should use effective contraception during treatment and for 3 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. Talk to your health care professional or pharmacist for more information. Do not breast-feed an infant while taking this medicine or for 1 week after the last dose.

Avoid taking products that contain aspirin, acetaminophen, ibuprofen, naproxen, or ketoprofen unless instructed by your doctor. These medicines may hide a fever.

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.

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.

This medicine may increase your risk to bruise or bleed. Call your doctor or health care professional if you notice any unusual bleeding.

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.


Side Effects to watch for

Side effects that you should report to your doctor or health care professional as soon as possible:

  • allergic reactions like skin rash, itching or hives, swelling of the face, lips, or tongue
  • breathing problems
  • changes in vision
  • signs of infection - fever or chills, cough, sore throat, pain or difficulty passing urine
  • signs and symptoms of a dangerous change in heartbeat or heart rhythm like chest pain; dizziness; fast or irregular heartbeat; palpitations; feeling faint or lightheaded, falls; breathing problems
  • signs of decreased platelets or bleeding - bruising, pinpoint red spots on the skin, black, tarry stools, blood in the urine
  • signs of decreased red blood cells - unusually weak or tired, feeling faint or lightheaded, falls
  • signs and symptoms of liver injury like dark yellow or brown urine; general ill feeling or flu-like symptoms; light-colored stools; loss of appetite; nausea; right upper belly pain; unusually weak or tired; yellowing of the eyes or skin
  • signs and symptoms of muscle injury like dark urine; trouble passing urine or change in the amount of urine; unusually weak or tired; muscle pain or side or back pain
  • unusually slow heartbeatSide effects that usually do not require medical attention (Report these to your doctor or health care professional if they continue or are bothersome.):
  • constipation
  • diarrhea
  • headache
  • nausea, vomiting
  • pain
  • red spots on the skin
  • swelling of the ankles, feet, hands
  • unusually weak or tired

What may interact with this drug?

Interactions are not expected.

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