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: Gestational diabetes was no less severe (degree of hyperglycaemia, need for insulin therapy) when associated with norethisterone.
Example Output: norethisterone

Example Input: Clostridium difficile colitis associated with cisplatin-based chemotherapy in ovarian cancer patients.
Example Output: cisplatin

Example Input: Angioedema, a rare side effect of carbamazepine, involves vascular leakage in dermis and subcutis mediated by immunoglobulin E and/or bradykinins.
Example Output:
carbamazepine