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:
The psychotic behavior resolved completely soon after the discontinuation of levetiracetam.

Ex Output:
levetiracetam


Ex Input:
We present a case of cutaneous leucocytoclastic vasculitis in which amphotericin B might presumably be the aetiological factor.

Ex Output:
amphotericin B


Ex Input:
Metipranolol associated granulomatous anterior uveitis: not so uncommon as thought.

Ex Output:

Metipranolol