16962
Prediction of the drug - drug interaction ( DDI ) using a population - based simulator ( Simcyp ) indicated that , in addition to CYP3A4 inhibition , the inhibition of P - gp by ketoconazole in the intestine , liver , and kidneys must be invoked to fully account for the DDI observed .
 Chemical: ketoconazole
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