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
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: Disease, Chemical 
Text: {0} 
 Entities: tranexamic acid, TXA 
Answer:
 Chemical: tranexamic acid; Chemical: TXA