Instructions: 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: Orally administered proton pump inhibitor drugs:
Options: <0> Neutralize hydrochloric acid from gastric secretion. <1> They dye the stools black. <2> They block the histaminergic receptor. <3> They block the gastrin receptor. <4> They require enteric cover.
Output:
medicine