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: We describe a patient with extranodal non-Hodgkin lymphoma who developed systemic candidiasis after treatment with a cyclophosphamide-based chemotherapy regimen.

Output: cyclophosphamide


Input: Consider Input: Penicillin-induced Jarisch-Herxheimer reaction.

Output: Penicillin


Input: Consider Input: Paradoxical cerebral cortical hyperexcitability following flupirtine overdose.


Output: flupirtine