29258
Based on inactivation data , CYP2C19 and CYP3A4 inactivation by omeprazole would be sufficient to identify risk , but metabolites were predicted to contribute 30 - 63 % to the in vivo hepatic interactions .
 omeprazole
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: Chemical 
Text: {0} 
Answer:
 omeprazole