Dacomitinib tablets

What is this medication?

DACOMITINIB (DAK oh MI ti nib) 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.

This medicine may be used for other purposes; ask your health care provider or pharmacist if you have questions.

COMMON BRAND NAME(S): Vizimpro

What should I tell my care team before I take this medication?

They need to know if you have any of these conditions:

• kidney disease
• liver disease
• lung or breathing disease, like asthma
• skin conditions or sensitivity
• an unusual or allergic reaction to dacomitinib, other medicines, foods, dyes, or preservatives
• pregnant or trying to get pregnant
• breast-feeding

How should I use this medication?

Take this medicine by mouth with a glass of water. Follow the directions on the prescription label. Do not cut, crush or chew this medicine. You can take this medicine with or without food. However, you should always take it the same way each time. Take your medicine at regular intervals. Do not take it more often than directed. Do not stop taking except on your doctor's advice.

Talk to your pediatrician regarding the use of this medicine in children. Special care may be needed.

Overdosage: If you think you have taken too much of this medicine contact a poison control center or emergency room at once.

NOTE: This medicine is only for you. Do not share this medicine with others.

What if I miss a dose?

If you miss a dose, take it as soon as you can. If it is almost time for your next dose, take only that dose. Do not take double or extra doses.

What may interact with this medication?

Do not take this medicine with any of the following medications:

• pimozide
• thioridazine

This medicine may interact with the following medications:

• certain medicines for stomach problems like cimetidine, famotidine, omeprazole, lansoprazole
• dextromethorphan

This list may not describe all possible interactions. Give your health care provider a list of all the medicines, herbs, non-prescription drugs, or dietary supplements you use. Also tell them if you smoke, drink alcohol, or use illegal drugs. Some items may interact with your medicine.

What should I watch for while using this medication?

Tell your doctor or healthcare professional if your symptoms do not start to get better or if they get worse.

Do not become pregnant while taking this medicine or for at least 17 days after stopping it. 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 at least 17 days after stopping it. This medicine may temporarily make it more difficult to get pregnant or to father a child. Talk with your doctor or health care professional if you are concerned about your fertility.

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.

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

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 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.

What side effects may I notice from receiving this medication?

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
• diarrhea
• red spots on the skin

Side effects that usually do not require medical attention (report these to your doctor or health care professional if they continue or are bothersome):

• constipation
• hair loss
• loss of appetite
• mouth sores
• nausea, vomiting
• weight loss

This list may not describe all possible side effects. Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088.

Where should I keep my medication?

Keep out of the reach of children.

Store between 25 and 25 degrees C (68 and 77 degrees F). Throw away any unused medicine after the expiration date.

NOTE: This sheet is a summary. It may not cover all possible information. If you have questions about this medicine, talk to your doctor, pharmacist, or health care provider.