 <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]  that needs alertness until you can do it safely. Limit alcoholic beverages. Talk to your doctor if you are using marijuana (cannabis). Older adults may be more sensitive to the side effects of this drug, especially nervous system problems (such as numbness/tingling in hands/feet). Tell your doctor if you are pregnant or plan to become pregnant. You should not become pregnant while using nelarabine. Nelarabine may harm an unborn baby. Your doctor should order a pregnancy test before you start this medication. Women using this medication should ask about reliable forms of birth control during treatment. Men using this medication should use effective barrier protection (such as latex or polyurethane condoms) during treatment and for 3 months after the last dose. If you or your partner 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 is not recommended. Consult your doctor before breast-feeding.The interactions of Arranon Intravenous: 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 </s>