What Abiraterone Acetate Tablet Is And What It Is Used For
Abiraterone Acetate Tablet contains a medicine called abiraterone acetate. It is used to treat prostate cancer in adult men that has spread to other parts of the body. Abiraterone Acetate Tablet stops your body from making testosterone; this can slow the growth of prostate cancer.
When Abiraterone Acetate Tablet TABLET is prescribed for the early stage of disease where it is still responding to hormone therapy, it is used with a treatment that lowers testosterone (androgen deprivation therapy ).
When you take this medicine your doctor will also prescribe another medicine called prednisone or prednisolone. This is to lower your chances of getting high blood pressure, having too much water in your body (fluid retention), or having reduced levels of a chemical known as potassium in your blood.
What You Need To Know Before You Take Abiraterone acetate
Do not take Abiraterone Acetate Tablet
- if you are allergic to abiraterone acetate or any of the other ingredients of this medicine.
- if you are a woman, especially if pregnant. Abiraterone Acetate Tablet is for use in male patients only.
- if you have severe liver damage.
Do not take this medicine if any of the above apply to you. If you are not sure, talk to your doctor or pharmacist before taking this medicine.
Warnings and precautions
Talk to your doctor or pharmacist before taking this medicine:
- if you have liver problems
- if you have been told you have high blood pressure or heart failure or low blood potassium (low blood potassium may increase the risk of heart rhythm problems)
- if you have had other heart or blood vessel problems
- if you have an irregular or rapid heart rate
- if you have shortness of breath - if you have gained weight rapidly
- if you have swelling in the feet, ankles, or legs
- if you have taken a medicine known as ketoconazole in the past for prostate cancer
- about the need to take this medicine with prednisone or prednisolone
- about possible effects on your bones
- if you have high blood sugar.
Tell your doctor if you have been told you have any heart or blood vessel conditions, including heart rhythm problems (arrhythmia), or are being treated with medicines for these conditions.
Tell your doctor if you have yellowing of the skin or eyes, darkening of the urine, or severe nausea or vomiting, as these could be signs or symptoms of liver problems. Rarely, failure of the liver to function (called acute liver failure) may occur, which can lead to death. Decrease in red blood cells, reduced sex drive (libido), muscle weakness and/or muscle pain may occur. If you are not sure if any of the above apply to you, talk to your doctor or pharmacist before taking this medicine. Blood monitoring Abiraterone Acetate Tablet may affect your liver, and you may not have any symptoms. When you are taking this medicine, your doctor will check your blood periodically to look for any effects on your liver. Children and adolescents This medicine is not for use in children and adolescents. If Abiraterone Acetate Tablet is accidentally ingested by a child or adolescent, go to the hospital immediately and take the package leaflet with you to show to the emergency doctor. Other medicines and Abiraterone Acetate Tablet Ask your doctor or pharmacist for advice before taking any medicine. Tell your doctor or pharmacist if you are taking, have recently taken or might take any other medicines. This is important because Abiraterone Acetate Tablet may increase the effects of a number of medicines including heart medicines, tranquilisers, herbal medicines (e.g., St John’s wort) and others. Your doctor may want to change the dose of these medicines. Also, some medicines may increase or decrease the effects of Abiraterone Acetate Tablet. This may lead to side effects or to Abiraterone Acetate Tablet not working as well as it should. Androgen deprivation treatment may increase the risk of heart rhythm problems. Tell your doctor if you are receiving medicine - used to treat heart rhythm problems (e.g. quinidine, procainamide, amiodarone and sotalol); - known to increase the risk of heart rhythm problems [e.g. methadone (used for pain relief and part of drug addiction detoxification), moxifloxacin (an antibiotic), antipsychotics (used for serious mental illnesses)]. Tell your doctor if you are taking any of the medicines listed above. Abiraterone Acetate Tablet with food - This medicine must not be taken with food. - Taking Abiraterone Acetate Tablet with food may cause side effects. 3 Pregnancy and breast-feeding Abiraterone Acetate Tablet is not for use in women. - This medicine may cause harm to the unborn child if it is taken by women who are pregnant. - If you are having sex with a woman who can become pregnant, use a condom and another effective birth control method. - If you are having sex with a pregnant woman, use a condom to protect the unborn child. Driving and using machines This medicine is not likely to affect your being able to drive and use any tools or machines. Abiraterone Acetate Tablet contains lactose and sodium - Abiraterone Acetate Tablet contains lactose (a type of sugar). If you have been told by your doctor that you have an intolerance to some sugars, contact your doctor before taking this medicine. - This medicine also contains approximately 27 mg of sodium in a two tablet daily dose. To be taken into consideration by patients on a controlled sodium diet.
How To Take Abiraterone Acetate Tablet
Always take this medicine exactly as your doctor has told you. Check with your doctor or pharmacist if you are not sure. How much to take The recommended dose is 1,000 mg (two tablets) once a day. Taking this medicine - Take this medicine by mouth. - Do not take Abiraterone Acetate Tablet with food. - Take Abiraterone Acetate Tablet at least two hours after eating and do not eat anything for at least one hour after taking Abiraterone Acetate Tablet. - Swallow the tablets whole with water. - Do not break the tablets. - Abiraterone Acetate Tablet is taken with a medicine called prednisone or prednisolone. Take the prednisone or prednisolone exactly as your doctor has told you. - You need to take prednisone or prednisolone every day while you are taking Abiraterone Acetate Tablet. - The amount of prednisone or prednisolone you take may need to change if you have a medical emergency. Your doctor will tell you if you need to change the amount of prednisone or prednisolone you take. Do not stop taking prednisone or prednisolone unless your doctor tells you to. Your doctor may also prescribe other medicines while you are taking Abiraterone Acetate Tablet and prednisone or prednisolone. If you take more Abiraterone Acetate Tablet than you should If you take more than you should, talk to your doctor or go to a hospital immediately. If you forget to take Abiraterone Acetate Tablet - If you forget to take Abiraterone Acetate Tablet or prednisone or prednisolone, take your usual dose the following day. - If you forget to take Abiraterone Acetate Tablet or prednisone or prednisolone for more than one day, talk to your doctor without delay. If you stop taking Abiraterone Acetate Tablet Do not stop taking Abiraterone Acetate Tablet or prednisone or prednisolone unless your doctor tells you to. If you have any further questions on the use of this medicine, ask your doctor or pharmacist.
Possible Side Effect
Like all medicines, this medicine can cause side effects, although not everybody gets them. Stop taking Abiraterone Acetate Tablet and see a doctor immediately if you notice any of the following: - Muscle weakness, muscle twitches or a pounding heart beat (palpitations). These may be signs that the level of potassium in your blood is low. Other side effects include: Very common (may affect more than 1 in 10 people): Fluid in your legs or feet, low blood potassium, liver function test increases, high blood pressure, urinary tract infection, diarrhoea. Common (may affect up to 1 in 10 people): High fat levels in your blood, chest pain, irregular heart beat (atrial fibrillation), heart failure, rapid heart rate, severe infections called sepsis, bone fractures, indigestion, blood in urine, rash. Uncommon (may affect up to 1 in 100 people): Adrenal gland problems (related to salt and water problems), abnormal heart rhythm (arrhythmia), muscle weakness and/or muscle pain. Rare (may affect up to 1 in 1,000 people): Lung irritation (also called allergic alveolitis). Failure of the liver to function (also called acute liver failure). Not known (frequency cannot be estimated from the available data): Heart attack, changes in ECG - electrocardiogram (QT prolongation). Bone loss may occur in men treated for prostate cancer. Abiraterone Acetate Tablet in combination with prednisone or prednisolone may increase bone loss. Reporting of side effects If you get any side effects, talk to your doctor or pharmacist. This includes any possible side effects not listed in this leaflet. You can also report side effects directly via: In the UK, you can also report side effects directly via the Yellow Card Scheme at: www.mhra.gov.uk/yellowcard or search for MHRA Yellow Card in the Google Play or Apple App Store. In Ireland, you can also report side effects directly via: HPRA Pharmacovigilance, Earlsfort Terrace, IRL - Dublin 2, Tel: +353 1 6764971, Fax: +353 1 6762517, Website: www.hpra.ie, E-mail: medsafety@hpra.ie In Malta, report side effects to: ADR Reporting Website: www.medicinesauthority.gov.mt/adrportal By reporting side effects you can help provide more information on the safety of this medicine.
Abirataj is indicated in combination with prednisone for the treatment of patients with • Metastatic castration-resistant prostate cancer (CRPC) • Metastatic high-risk castration-sensitive prostate cancer (CSPC)
read moreRecommended Dose For Metastatic CRPC
The recommended dose of abirataj is 1,000 mg (two 500 mg tablets or four 250 mg tablets) orally once daily with prednisone 5 mg orally twice daily.
Like all medicines, this medicine can cause side effects, although not everybody gets them.. Stop taking Abiraterone Acetate Tablet and see a doctor immediately if you notice any of the following side effects.
read moreDrugs That Inhibit Or Induce CYP3A4 Enzymes
In a dedicated drug interaction trial, co-administration of rifampin, a strong CYP3A4 inducer, decreased exposure of abiraterone by 55%.
Abirataj may cause hypertension, hypokalemia, and fluid retention increased mineralocorticoid levels resulting from CYP17 inhibition.Monitor patients for hypertension, hypokalemia, and fluid retention at least once a month.
read moreMechanism Of Action
Abiraterone acetate (Abirataj) is converted in vivo to abiraterone, an androgen biosynthesis inhibitor, that inhibits 17 α-hydroxylase/C17,20-lyase (CYP17).