1417
All active treatments were associated with significantly reduced MSSBP and MSDBP during the core 8 - week study , with each monotherapy significantly contributing to the overall effect of combination therapy ( VAL and HCTZ , P < 0 . 001 ) .
 Chemical: VAL; 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:
 Chemical: VAL; Chemical: HCTZ