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: Development of Crohn's disease in a patient with multiple sclerosis treated with copaxone.
Example Output: copaxone

Example Input: Isoniazid inhibits the conversion of tryptophan to niacin and may induce pellagra, particularly in poorly nourished patients.
Example Output: Isoniazid

Example Input: Elevated serum triglycerides with clozapine resolved with risperidone in four patients.
Example Output:
clozapine