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: A 62-year-old Indian with diabetic nephropathy controlled with metformin, developed miliary tuberculosis for which he was treated with rifampicin, isoniazid and ethambutol.

A: metformin
****
Q: Both patients developed hypoadrenalism while on o,p'-DDD and apparently adequate dexamethasone replacement therapy.

A: o,p'-DDD
****
Q: His fever resolved, but he developed symptoms consistent with those of chloroquine toxicity.

A:
chloroquine
****