15552
Ketoconazole decreased the P - gp - mediated apixaban efflux in Caco - 2 and the P - gp - cDNA - transfected cell monolayers , but did not affect the apixaban efflux to a meaningful extent in the BCRP - cDNA - transfected cell monolayers .
 Chemical: Ketoconazole; Chemical: apixaban
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: Ketoconazole; Chemical: apixaban