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: We suggest that objective evaluation of retinal function with electrophysiological methods should be performed in patients with visual disturbance during treatment with rifabutin.
Example Output: rifabutin

Example Input: Sustained hypothyroidism induced by recombinant alpha interferon in patients with chronic hepatitis C.
Example Output: recombinant alpha interferon

Example Input: Cerebral edema associated with Gliadel wafers: two case studies.
Example Output:
Gliadel