You will be given a definition of a task first, then some input of the task.
In this task, you are given a question and answer options for that question. Using this information, you have to classify each text into different topics: medicine, nursery, psychology, chemistry, pharmacology, biology.

Question: Of the following statements, one is NOT a trigger for abdominopsychoneurological crises in acute porphyria. Indicate which:
Options: <0> The luteal phase of the menstrual cycle. <1> The enzymatic hepatic inducer drugs. <2> The infections <3> A restrictive diet in proteins. <4> The protease inhibitors used in HIV infection.
Output:
medicine