2777
Intravenous injection of the specific platelet - activating factor ( PAF ) antagonist BN 52021 ( 10 mg / kg ) , 30 min before bupivacaine administration ( 2 mg / kg i . v . ) suppressed both the decrease of MBP and HR .
 Chemical: BN 52021; Chemical: bupivacaine; Disease: decrease of MBP and HR
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: BN 52021; Chemical: bupivacaine; Disease: decrease of MBP and HR