 <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]  (such as typhoid vaccine) to not work well. Tell your health care professional that you are using lefamulin before having any immunizations/vaccinations. Before having surgery, tell your doctor or dentist about all the products you use (including prescription drugs, nonprescription drugs, and herbal products). Older adults may be more sensitive to the side effects of this drug, especially QT prolongation (see above). Tell your doctor if you are pregnant or plan to become pregnant. Women of childbearing age should have a pregnancy test before starting treatment. You should not become pregnant while using lefamulin. Lefamulin may harm an unborn baby. Ask about reliable forms of birth control while using this medication and for 2 days after the last dose. If you become pregnant, talk to your doctor right away about the risks and benefits of this medication. It is unknown if this drug passes into breast milk. Because of the possible risk to the infant, breast-feeding while using this drug and for 2 days after the last dose is not recommended. Consult your doctor before breast-feeding.The interactions of Xenleta Intravenous: Drug interactions may change how your medications work or increase your risk for serious side effects. This document does not contain all possible </s>