Drug interactions may change how your medications work or increase your risk for serious side effects. This document does not contain all possible drug interactions. Keep a list of all the products you use (including prescription/nonprescription drugs and herbal products) and share it with your doctor and pharmacist. Do not start, stop, or change the dosage of any medicines without your doctor's approval.

This medication can slow down the removal of other medications from your body, which may affect how they work. Examples of affected drugs include irinotecan, ketoprofen, ketorolac, methotrexate, pralatrexate among others.

This medication may interfere with certain lab tests (such as urine glucose tests), possibly causing false test results. Make sure lab personnel and all your doctors know you use this drug.