Definition: 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.
Input: Question: Grapefruit juice is:
Options: <0> A potent enzyme inducer of cytochrome P450 (CYP3A4). <1> A potent enzyme inhibitor of cytochrome P450 (CYP3A4). <2> A promoter of the absorption of drugs administered orally. <3> An advisable food to increase the bioavailability of drugs of acidic nature. <4> A food without consequence in the kinetics of disposal of drugs eliminated by metabolism in which cytochrome P450 is involved.
Output:
pharmacology