 <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]  your doctor. This medication passes into breast milk. Consult your doctor before breast-feeding.The interactions of Ivacaftor Oral: See also 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. Other medications can affect the removal of ivacaftor from your body, which may affect how ivacaftor works. Examples include mifepristone, rifamycins (such as rifabutin), drugs for seizures (such as carbamazepine, phenytoin), St. John's wort, among others. Does Ivacaftor Granules In Packet interact with other drugs you are taking? Enter your medication into the WebMD interaction checker Check InteractionThe overdose of Ivacaftor Oral: If someone has overdosed and has serious symptoms such as passing out or trouble breathing, call 911. Otherwise, call a poison control center right away. </s>