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: Patients from endemic areas referred to transplant centers may be at high risk for disseminated histoplasmosis when treated with long-term prednisone for graft-versus-host disease.
Example Output: prednisone

Example Input: We report two young patients with cystic fibrosis who presented with acute renal insufficiency after 2-3 weeks of oral ciprofloxacin therapy.
Example Output: ciprofloxacin

Example Input: Methylene blue in the treatment and prevention of ifosfamide-induced encephalopathy: report of 12 cases and a review of the literature.
Example Output:
ifosfamide