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.

Retinoic acid may increase the risk of bone marrow transplant nephropathy.
Retinoic acid

Premature closure of the ductus arteriosus: variable response among monozygotic twins after in utero exposure to indomethacin.
indomethacin

The pharmacology and toxicology of chloral hydrate are discussed with particular reference to the cardiac arrhythmias that are seen with overdosage.

chloral hydrate