Description
Talazoparib is used to treat HER2-negative locally advanced or metastatic breast cancer (cancer that has spread) with a deleterious or suspected deleterious BRCA mutation gene. Your doctor will use a test to check for this mutation before you receive the medicine.
Talazoparib is also used together with enzalutamide to treat metastatic castration-resistant prostate cancer (prostate cancer that is resistant to medical or surgical treatments that lower testosterone and has spread to other parts of the body) with certain abnormal inherited or acquired genes called homologous recombination repair (HRR genes). Your doctor will use a test to check for this mutation before you receive the medicine.
This medicine is available only with your doctor's prescription.
This product is available in the following dosage forms:
- Capsule
- Capsule, Liquid Filled
Before Using
In deciding to use a medicine, the risks of taking the medicine must be weighed against the good it will do. This is a decision you and your doctor will make. For this medicine, the following should be considered:
Allergies
Tell your doctor if you have ever had any unusual or allergic reaction to this medicine or any other medicines. Also tell your health care professional if you have any other types of allergies, such as to foods, dyes, preservatives, or animals. For non-prescription products, read the label or package ingredients carefully.
Pediatric
Appropriate studies have not been performed on the relationship of age to the effects of talazoparib in the pediatric population. Safety and efficacy have not been established.
Geriatric
Appropriate studies performed to date have not demonstrated geriatric-specific problems that would limit the usefulness of talazoparib in the elderly. However, elderly patients are more sensitive to the effects of this medicine than younger adults.
Breastfeeding
There are no adequate studies in women for determining infant risk when using this medication during breastfeeding. Weigh the potential benefits against the potential risks before taking this medication while breastfeeding.
Drug Interactions
Although certain medicines should not be used together at all, in other cases two different medicines may be used together even if an interaction might occur. In these cases, your doctor may want to change the dose, or other precautions may be necessary. When you are taking this medicine, it is especially important that your healthcare professional know if you are taking any of the medicines listed below. The following interactions have been selected on the basis of their potential significance and are not necessarily all-inclusive.
Using this medicine with any of the following medicines is usually not recommended, but may be required in some cases. If both medicines are prescribed together, your doctor may change the dose or how often you use one or both of the medicines.
- Amiodarone
- Berotralstat
- Capmatinib
- Carvedilol
- Clarithromycin
- Cobicistat
- Cyclosporine
- Daclatasvir
- Danicopan
- Darolutamide
- Dasabuvir
- Elacestrant
- Elbasvir
- Eltrombopag
- Enasidenib
- Febuxostat
- Fostamatinib
- Fostemsavir
- Glecaprevir
- Grazoprevir
- Itraconazole
- Momelotinib
- Oteseconazole
- Pantoprazole
- Paritaprevir
- Pibrentasvir
- Regorafenib
- Ritonavir
- Rolapitant
- Rucaparib
- Teriflunomide
- Vadadustat
- Velpatasvir
- Venetoclax
- Verapamil
- Voxilaprevir
Other Interactions
Certain medicines should not be used at or around the time of eating food or eating certain types of food since interactions may occur. Using alcohol or tobacco with certain medicines may also cause interactions to occur. Discuss with your healthcare professional the use of your medicine with food, alcohol, or tobacco.
Other Medical Problems
The presence of other medical problems may affect the use of this medicine. Make sure you tell your doctor if you have any other medical problems, especially:
- Blood or bone marrow problems or
- Kidney disease, moderate or severe—Use with caution. May make these conditions worse.
Proper Use
Medicines used to treat cancer are very strong and can have many side effects. Before receiving this medicine, make sure you understand all the risks and benefits. It is important for you to work closely with your doctor during your treatment.
Take this medicine exactly as directed by your doctor. Do not take more of it, do not take it more often, and do not take it for a longer time than your doctor ordered. To do so may increase the chance of side effects.
This medicine comes with a patient information leaflet. Read and follow these instructions carefully. Ask your doctor if you have any questions.
For prostate cancer: You should also receive a gonadotropin-releasing hormone (GnRH) analog treatment or have had a surgery to lower testosterone in your body (surgical castration) during treatment with this medicine.
You may take this medicine with or without food.
Swallow the capsule whole. Do not open, crush, break, or dissolve it.
Dosing
The dose of this medicine will be different for different patients. Follow your doctor's orders or the directions on the label. The following information includes only the average doses of this medicine. If your dose is different, do not change it unless your doctor tells you to do so.
The amount of medicine that you take depends on the strength of the medicine. Also, the number of doses you take each day, the time allowed between doses, and the length of time you take the medicine depend on the medical problem for which you are using the medicine.
- For oral dosage form (capsules):
- For breast cancer:
- Adults—1 milligram (mg) once a day. Your doctor may adjust your dose as needed and tolerated.
- Children—Use and dose must be determined by your doctor.
- For prostate cancer:
- Adults—0.5 milligram (mg) once a day. Your doctor may adjust your dose as needed and tolerated.
- Children—Use and dose must be determined by your doctor.
- For breast cancer:
Missed Dose
If you miss a dose of this medicine, skip the missed dose and go back to your regular dosing schedule. Do not double doses.
If you vomit after taking a dose, do not take an extra dose.
Storage
Store the medicine in a closed container at room temperature, away from heat, moisture, and direct light. Keep from freezing.
Keep out of the reach of children.
Do not keep outdated medicine or medicine no longer needed.
Ask your healthcare professional how you should dispose of any medicine you do not use.
Precautions
It is very important that your doctor check your progress at regular visits to check for any problems that may be caused by this medicine. Blood and urine tests may be needed to check for unwanted effects.
Using this medicine while you are pregnant can harm your unborn baby. If you are a woman who can get pregnant, your doctor may do tests to make sure you are not pregnant before starting this medicine. It may also cause birth defects if the father is using it when his sexual partner becomes pregnant. Female patients should use effective birth control during treatment with this medicine and for at least 7 months after the last dose. Male patients who have female partners should use effective birth control during treatment with this medicine and for at least 4 months after the last dose. If you think you have become pregnant while using this medicine, tell your doctor right away.
Tell your doctor if you have bone pain, blood in the urine or stools, fever or chills, cough, sore throat, trouble breathing, unusual bleeding or bruising, or unusual tiredness or weakness. These may be symptoms of a bone marrow problem called myelodysplastic syndrome (MDS) or acute myeloid leukemia (AML).
If you plan to have children, talk with your doctor before using this medicine. Some men using this medicine have become infertile (unable to have children).
Do not take other medicines unless they have been discussed with your doctor. This includes prescription or nonprescription (over-the-counter [OTC]) medicines and herbal or vitamin supplements.
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:
More common
- Black, tarry stools
- bleeding gums
- blood in the urine or stools
- bone pain or fracture
- chest pain
- chills
- cough
- fever
- hoarseness
- lower back or side pain
- painful or difficult urination
- pale skin
- pinpoint red spots on the skin
- sore throat
- sores, ulcers, or white spots on the lips or in the mouth
- swelling or inflammation of the mouth
- swollen glands
- trouble breathing with exertion
- unusual bleeding or bruising
- unusual tiredness or weakness
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:
More common
- Belching
- change or loss of taste
- decreased appetite
- diarrhea
- dizziness
- headache
- heartburn
- indigestion
- nausea
- stomach discomfort, upset, or pain
- thinning or loss of hair
- vomiting
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.
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