Ask your doctor or pharmacist before using any other medicine, including over-the-counter medicines, vitamins, and herbal products.
Do not drink alcohol while taking this medicine.
Rifampin interacts with many other medicines. Make sure your doctor knows all of the medicines that you are taking before you take rifampin. The doses of the other medicines may have to be changed while you are taking rifampin.
Make sure your doctor knows if you have liver disease before you take this medicine.
Birth control pills may not work if you take them with this medicine. A different kind of birth control should be used; check with your doctor.