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: However, each infant demonstrated hemodynamic decompensation shortly after verapamil administration and required cardiopulmonary resuscitation.
Example Output: verapamil

Example Input: We observed ventricular fibrillation in 2 patients who presented to the emergency department with pre-excited atrial fibrillation and were given 12 mg of adenosine.
Example Output: adenosine

Example Input: Two other patients who did not receive prochlorperazine, developed retinal problems which later improved, one after only 15 g of desferrioxamine.
Example Output:
desferrioxamine