16963
This finding suggests that the inhibition of P - gp by ketoconazole , along with its effect on CYP3A4 , needs to be considered when designing a DDI study of ketoconazole with a victim drug that is a dual substrate .
 Chemical: ketoconazole; 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; Chemical: ketoconazole