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:
OBJECTIVE: To report a case of a diffuse papular eruption following treatment of psoriasis with methotrexate injections.

Ex Output:
methotrexate


Ex Input:
Reversal of severe methanol-induced visual impairment: no evidence of retinal toxicity due to fomepizole.

Ex Output:
methanol


Ex Input:
The exact mechanism of IVIG-associated acute renal failure remains unclear.

Ex Output:

IVIG