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: The diagnosis of hypothermia was delayed until it was apparent for several days but resolved with the discontinuation of risperidone and continuation of clozapine.

A: risperidone
****
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
****
Q: Scrotal ulceration induced by all-trans retinoic acid in a patient with acute promyelocytic leukemia.

A:
retinoic acid
****