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.

[EX Q]: BACKGROUND: The risk/benefit ratio of warfarin therapy changes in the over 75s, when haemorrhagic side-effects become more common.
[EX A]: warfarin

[EX Q]: A young patient experienced marked sinus tachycardia while smoking marijuana and receiving therapeutic doses of nortriptyline.
[EX A]: nortriptyline

[EX Q]: Because etoposide-induced pulmonary toxicity is an uncommon but serious adverse event, clinicians must be vigilant about the possibility of it, so that the optimal treatment can start as soon as possible.
[EX A]:
etoposide