2394
These events were temporally coincident with the initial use of high - dose tranexamic acid ( TXA ) therapy after withdrawal of aprotinin from general clinical usage .
 Chemical: tranexamic acid; Chemical: TXA
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: tranexamic acid; Chemical: TXA