2887
Although the oral administration of class IC drugs , including pilsicainide , is effective to terminate atrial fibrillation , careful consideration must be taken before giving these drugs to octogenarians .
 Chemical: pilsicainide; Disease: atrial fibrillation
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: pilsicainide; Disease: atrial fibrillation