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:
A case of Erythema Multiforme Bullosum in patient of lepromatous leprosy with pulmonary tuberculosis due to Rifampicin is described.

Ex Output:
Rifampicin


Ex Input:
Nineteen cases of allergic contact dermatitis to compound tincture of benzoin are described.

Ex Output:
benzoin


Ex Input:
Choroidal hemorrhage associated with systemic tissue plasminogen activator.

Ex Output:

tissue plasminogen activator