What is this medicine?

TALAZOPARIB (TAL a ZOE pa rib) is a chemotherapy drug. It targets specific enzymes within cancer cells and stops the cancer cell from growing. This medicine is used to treat breast cancer.

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

COMMON BRAND NAME(S): Talzenna

What should I tell my health care provider before I take this medicine?

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

  • infection (especially a virus infection such as chickenpox, cold sores, or herpes)
  • low blood counts, like low white cell, platelet, or red cell counts
  • kidney disease
  • an unusual or allergic reaction to talazoparib, other medicines, foods, dyes, or preservatives
  • pregnant or trying to get pregnant
  • breast-feeding

How should I use this medicine?

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 it with or without food. If it upsets your stomach, take it with food. 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 medicine?

This medicine may interact with the following medications:

  • amiodarone
  • carvedilol
  • clarithromycin
  • itraconazole
  • verapamil

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 medicine?

Do not become pregnant while taking this medicine or for 7 months after stopping it. Women should inform their doctor if they wish to become pregnant or think they might be pregnant. Men should not father a child or have unprotected sex with a pregnant woman while taking this medicine and for 7 months after stopping it. 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 month after stopping it.

You may need blood work done while you are taking this medicine.

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

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

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.

Talk to your healthcare professional about your risk of cancer. You may be more at risk for certain types of cancer if you take this medicine.

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 medicine?

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
  • 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 of infection - fever or chills, cough, sore throat, pain or difficulty passing urine
  • signs and symptoms of high blood sugar such as dizziness; dry mouth; dry skin; fruity breath; nausea; stomach pain; increased hunger or thirst; increased urination
  • 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 of low calcium like fast heartbeat, muscle cramps or muscle pain; pain, tingling, numbness in the hands or feet; seizures

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

  • changes in taste
  • diarrhea
  • dizziness
  • hair loss
  • headache
  • loss of appetite
  • nausea, vomiting
  • stomach pain

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 medicine?

Keep out of the reach of children.

Store between 20 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.

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