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.

Input: Consider Input: A 74-year-old patient with idiopathic Parkinson's disease was evaluated for unintended sleep episodes that occurred after long-term treatment with 400 mg/day of L-dopa.

Output: L-dopa


Input: Consider Input: Nicotinic acid-induced fulminant hepatic failure.

Output: Nicotinic acid


Input: Consider Input: Management and successful desensitization in methotrexate-induced anaphylaxis.


Output: methotrexate