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]: Proton MRS examination demonstrated a persistent lactate elevation during metronidazole treatment.
[EX A]: metronidazole

[EX Q]: The risk of new-onset diabetic ketoacidosis in patients with diabetic risk factors who are taking perospirone hydrochloride or other atypical antipsychotics should be kept in mind.
[EX A]: perospirone hydrochloride

[EX Q]: We report a case of fatal fulminant hepatitis caused by the use of disulfiram in a man with previously normal hepatocellular function.
[EX A]:
disulfiram