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.

Ataxia caused by propafenone has been reported to the pharmaceutical companies and drug monitoring agencies, but has not been well described or emphasized in the medical literature.
propafenone