 <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]  for more details. Tell your health care professional that you are using abatacept before having any immunizations/vaccinations. Certain types of vaccines (live vaccines) should not be given during or within 3 months after the last dose of this medication. Avoid contact with people who have recently received live vaccines (such as flu vaccine inhaled through the nose). Children using this medication should have all recommended vaccinations before starting treatment with abatacept. Ask the child's doctor for details. Before having surgery, tell your doctor or dentist about all the products you use (including prescription drugs, nonprescription drugs, and herbal products). During pregnancy, this medication should be used only when clearly needed. Discuss the risks and benefits with your doctor. It is unknown if this medication passes into breast milk. Consult your doctor before breast-feeding.The interactions of Abatacept Subcutaneous: 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 </s>