1075
As fatigue in MS is associated with reduced levels of alertness and sympathetic activity , modafinil may exert its anti - fatigue effect in MS by correcting these deficiencies .
 Chemical: modafinil
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
 Entities: modafinil 
Answer:
 Chemical: modafinil