 <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]  breast-feeding.The interactions of Levofloxacin 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. A product that may interact with this drug is: strontium. Levofloxacin is very similar to ofloxacin. Do not use medications containing ofloxacin while using levofloxacin. This medication may interfere with certain lab tests (such as urine screening for opiates), possibly causing false test results. Make sure lab personnel and all your doctors know you use this drug. Does levofloxacin oral interact with other drugs you are taking? Enter your medication into the WebMD interaction checker Check InteractionThe overdose of Levofloxacin 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>