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The incidence of hypokalemia was lower with VAL / HCTZ combinations ( 1 . 8 % - 6 . 1 % ) than with HCTZ monotherapies ( 7 . 1 % - 13 . 3 % ) .
 Disease: hypokalemia; Chemical: VAL; Chemical: HCTZ; Chemical: HCTZ
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:
 Disease: hypokalemia; Chemical: VAL; Chemical: HCTZ; Chemical: HCTZ