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 Input:
In a postoperative patient with pre-existent myasthenia gravis, oral verapamil caused a marked exacerbation in myasthenic weakness.

Ex Output:
verapamil


Ex Input:
Fenclofenac-induced selective IgA deficiency in rheumatoid arthritis.

Ex Output:
Fenclofenac


Ex Input:
Methimazole-associated cholestatic liver injury: case report and brief literature review.

Ex Output:

Methimazole