11777
Ruxolitinib is a small - molecule inhibitor of JAK1 and JAK2 and recently became the first drug approved by the United States Food and Drug Administration for the treatment of symptomatic intermediate - or high - risk myelofibrosis .
 Chemical: Ruxolitinib
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
Answer:
 Chemical: Ruxolitinib