Precautions

Drug information provided by: Merative, Micromedex®

It is very important that your doctor check your progress at regular visits to make sure this medicine is working properly. Blood tests may be needed to check for unwanted effects.

This medicine may cause diarrhea, nausea, vomiting, or serious stomach and bowel problems (eg, bleeding, blockage, swelling, narrowing), Check with your doctor right away if you have fever, pain, stomach pain, cramps, or tenderness, watery or bloody diarrhea. Your doctor may give you medicines (eg, diarrhea medicine) to treat it.

This medicine may increase risk of heart rhythm problems, including QT prolongation and torsade de pointes. Check with your doctor right away if you have chest pain or discomfort, irregular or slow heart rate, fainting, or trouble breathing.

Check with your doctor right away if you have pain or tenderness in the upper stomach, pale stools, dark urine, loss of appetite, nausea, unusual tiredness or weakness, or yellow eyes or skin. These could be symptoms of a serious liver problem.

This medicine may cause swelling of the lungs (pneumonitis) or interstitial lung disease. These are life-threatening conditions and require immediate medical attention. The symptoms may be similar to the symptoms from lung cancer. Check with your doctor right away if you have new or worsening cough, fever, or trouble breathing.

Talk with your doctor before using this medicine if you plan to have children. Some men and women 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.