 <s>[INST] Always assist with care, respect, and truth. Respond with utmost utility yet securely. Avoid harmful, unethical, prejudiced, or negative content. Ensure replies promote fairness and positivity. [/INST] : See also the How to Use section. 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. Some products that may interact with this drug include: large amounts of antacids (such as sodium bicarbonate), arbutamine, aripiprazole, atomoxetine, etravirine, fingolimod, fosamprenavir, loperamide, certain macrolide antibiotics (such as erythromycin, clarithromycin), phenytoin, propafenone, quinupristin/dalfopristin, rifamycins (such as rifampin, rifabutin). Other medications can affect the removal of quinidine from your body, which may affect how quinidine works. Examples include cobicistat, mifepristone, ritonavir, certain azole antifungals ( </s>