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.

[EX Q]: Massive pulmonary embolism complicating streptokinase treatment for deep vein thrombosis.
[EX A]: streptokinase

[EX Q]: Cardiac glycosides are thought to prevent doxorubicin cardiomyopathy by competitively inhibiting doxorubicin at its receptor sites, but ouabain has a much shorter half life than doxorubicin and its metabolites and so is less effective than digoxin.
[EX A]: doxorubicin

[EX Q]: There is documentation of ocular toxicity with ethambutol when administered at dosages generally pronounced as being safe.
[EX A]:
ethambutol