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: Didanosine also has a potential for inducing seizures.
Example Output: Didanosine

Example Input: Toxicity related to chloroquine treatment of resistant vivax malaria.
Example Output: chloroquine

Example Input: We report a patient who developed heparin associated thrombocytopenia during continuous arteriovenous haemofiltration and discuss its implications and alternative anticoagulant treatment.
Example Output:
heparin