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: Our literature review revealed an additional six cases of onset of inflammatory arthritis in MS patients receiving IFN-beta.
Example Output: IFN-beta

Example Input: Cimetidine-induced fever.
Example Output: Cimetidine

Example Input: Prolonged severe 5-fluorouracil-associated neurotoxicity in a patient with dihydropyrimidine dehydrogenase deficiency.
Example Output:
5-fluorouracil