4033
CYP2C9 variants were associated only with losartan pharmacokinetics : the half - life of losartan was higher in CYP2C9 * 3 allele carriers ( 3 . 1 +/- 0 . 4 hours ) than in volunteers with the wild - type genotype ( 2 . 3 +/- 0 . 1 hours ) ( P <= 0 . 05 ) .
 Chemical: losartan; Chemical: losartan
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: losartan; Chemical: losartan