 <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]  measles, flu). Talk to your doctor if you have been exposed to an infection or for more details. Tell your health care professional that you are using loncastuximab tesirine before having any immunizations/vaccinations. Avoid contact with people who have recently received live vaccines (such as flu vaccine inhaled through the nose). To lower the chance of getting cut, bruised, or injured, use caution with sharp objects like razors and nail cutters, and avoid activities such as contact sports. Before having surgery, tell your doctor or dentist about all the products you use (including prescription drugs, nonprescription drugs, and herbal products). Tell your doctor if you are pregnant or plan to become pregnant. Your doctor may order a pregnancy test before starting this medication. You should not become pregnant while using loncastuximab tesirine. Loncastuximab tesirine may harm an unborn baby. Women of childbearing age should ask about reliable forms of birth control while using this medication and for 10 months after the last dose. Men with female partners of childbearing age should use reliable forms of birth control while using this medication and for 7 months after the last dose. If you or your partner becomes pregnant, talk to </s>