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.
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Question: PURPOSE: To describe bilateral optic neuritis that occurred as an adverse effect of recombinant and natural interferon alpha administration.

Answer: interferon alpha


Question: A patient, while on intravenous ritodrine therapy for preterm labor, experienced an episode of acute chest pain.

Answer: ritodrine


Question: 2-Chloro-deoxyadenosine induces durable complete remission in Castleman's disease but may accelerate its transformation to non-Hodgkin's lymphoma.

Answer:
2-Chloro-deoxyadenosine