Treats low blood platelet counts in patients with a blood disorder called chronic immune (idiopathic) thrombocytopenic purpura (ITP). This medicine is only used when splenectomy (surgery to remove the spleen) and other medicines have not worked well enough.
Your doctor will tell you how much of this medicine to use and how often. Your dose may need to be changed several times in order to find out what works best for you. Do not use more medicine or use it more often than your doctor tells you to.
It is best to take this medicine on an empty stomach. Take this medicine at least 1 hour before or 2 hours after a meal.
This medicine should come with a Medication Guide. Read and follow these instructions carefully. Ask your doctor or pharmacist if you have any questions. Ask your pharmacist for the Medication Guide if you do not have one. Your doctor might ask you to sign some forms to show that you understand this information.
If a dose is missed:
If you miss a dose or forget to use your medicine, use it as soon as you can. If it is almost time for your next dose, wait until then to use the medicine and skip the missed dose. Do not use extra medicine to make up for a missed dose.
Store the medicine in a closed container at room temperature, away from heat, moisture, and direct light.
Ask your pharmacist, doctor, or health caregiver about the best way to dispose of any leftover medicine after you have finished your treatment. You will also need to throw away old medicine after the expiration date has passed.
Keep all medicine away from children and never share your medicine with anyone.
Ask your doctor or pharmacist before using any other medicine, including over-the-counter medicines, vitamins, and herbal products.
Make sure your doctor knows if you are using benzylpenicillin, methotrexate (Rheumatrex®, Trexall®), nateglinide (Starlix®), repaglinide (Prandin®), or rifampin (Rimactane®, Rifadin®). Tell your doctor if you are also using a blood thinner (such as warfarin, Coumadin®) or a medicine to lower cholesterol (such as atorvastatin, fluvastatin, pravastatin, rosuvastatin, Crestor®, Lescol®, Lipitor®, Pravachol®).
If you are also taking antacids, multivitamins, or other products (such as dairy products or juices) containing aluminum, calcium, iron, magnesium, or zinc, take these at least 4 hours before or 4 hours after you take eltombopag.
Make sure your doctor knows if you are pregnant or breastfeeding, or if you have liver disease, bleeding problems, bone marrow problems, a blood cancer or myelodysplastic syndrome (MDS), or a history of blood clots or cataracts (clouding of the eye).
This medicine may cause serious liver problems. Stop taking this medicine and check with your doctor right away if you start having nausea or vomiting, dark urine, light-colored stools, right upper stomach pain, tiredness, or yellow eyes or skin while you are using this medicine.
Tell your doctor if you are of Asian descent, having either Filipino, Chinese, Japanese, Korean, or Taiwanese origin. You may need a lower dose of this medicine.
Your doctor will need to check your blood at regular visits while you are using this medicine. Be sure to keep all appointments.