In this task, you will be given sentences in which your task is to recognize the name of the drug or medicine. Drugs are substances that change a person's mental or physical state. They can affect how your brain works, how you feel and behave, your understanding, and your senses. Although there might be several correct answers, you need to write one of them.

[Q]: Paraplegia following intrathecal cytosine arabinoside.
[A]: cytosine arabinoside


[Q]: While for ribavirin antidepressant effects are not known, we suppose that antidepressants may prevent changes in serotonergic or noradrenergic neurotransmission caused by IFN-alpha.
[A]: IFN-alpha


[Q]: A 43-year-old woman with multiple sclerosis (MS) had nephrotic syndrome 21 months after starting treatment with interferon (IFN)-beta-1b (subcutaneous administration).
[A]:
interferon (IFN)-beta-1b