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:
Despite a very low complication rate, several severe arterial thrombotic events have been reported following thrombin injection of pseudoaneurysms.

Ex Output:
thrombin


Ex Input:
Metoclopramide-induced parkinsonism is not rare, and appropriate dose reduction in patients with renal failure will help reduce the incidence of this morbidity.

Ex Output:
Metoclopramide


Ex Input:
BACKGROUND: Accutane a teratogenic prescription drug licensed to treat severe, recalcitrant nodular acne.

Ex Output:

Accutane