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.

Example Input: A patient presented with dilated cardiomyopathy after many years of overusing an adrenaline inhaler.
Example Output: adrenaline

Example Input: Avascular necrosis of the femoral head in patients with prostate cancer treated with cyproterone acetate and radiotherapy.
Example Output: cyproterone acetate

Example Input: It is suggested therefore that methotrexate be added to the list of agents capable of inducing diffuse interstitial pulmonary fibrosis.
Example Output:
methotrexate