1198
Multivariate regression analysis allowed attribution of 31 . 8 % of QTc variability to methadone dose , cytochrome P - 450 3A4 drug - drug interactions , hypokalemia , and altered liver function .
 Chemical: methadone; Disease: hypokalemia
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Disease, Chemical 
Text: {0} 
Answer:
 Chemical: methadone; Disease: hypokalemia