17743
A small subclass of these drugs ( e . g . , terfenadine ) is unintentional prodrugs with very high parent drug clearance , resulting in very high M / P ratios .
 Chemical: terfenadine
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
Answer:
 Chemical: terfenadine