Drug Interaction Report

Using grazoprevir together with eltrombopag is not recommended. Combining these medications may significantly increase the blood levels of grazoprevir. This may increase the risk of side effects such as nausea, vomiting, and liver problems. Talk to your doctor if you have any questions or concerns. Your doctor may be able to prescribe alternatives that do not interact. You should seek prompt medical attention during treatment with grazoprevir if you develop signs and symptoms of liver damage such as fever, chills, joint pain or swelling, unusual bleeding or bruising, skin rash, itching, loss of appetite, fatigue, nausea, vomiting, abdominal pain, dark urine, pale stools, and/or yellowing of the skin or eyes. It is important to tell your doctor about all other medications you use, including vitamins and herbs. Do not stop using any medications without first talking to your doctor.

Food may reduce the absorption and blood levels of eltrombopag. In addition, minerals such as aluminum, calcium, iron, magnesium, and zinc can also interfere with eltrombopag absorption into the bloodstream, which may make the medication less effective in treating your condition. You should take eltrombopag on an empty stomach one hour before or two hours after a meal. Eltrombopag should also be taken at least 2 hours before or 4 hours after products like antacids, mineral supplements, dairy products, and fortified juices. Talk to your doctor or pharmacist if you have questions on how to take this or other medications you are prescribed. It is important to tell your doctor about all other medications you use, including vitamins and herbs. Do not stop using any medications without first talking to your doctor.

Information for this minor interaction is available on the professional version.