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BACKGROUND : Bepridil hydrochloride ( Bpd ) has attracted attention as an effective drug for atrial fibrillation ( AF ) and atrial flutter ( AFL ) .
 Chemical: Bepridil hydrochloride; Chemical: Bpd; Disease: atrial fibrillation; Disease: AF; Disease: atrial flutter; Disease: AFL
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: Bepridil hydrochloride; Chemical: Bpd; Disease: atrial fibrillation; Disease: AF; Disease: atrial flutter; Disease: AFL