783
Clinicians should be aware of this potential complication when adding thalidomide to chemotherapeutic regimens .
 Chemical: thalidomide
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: thalidomide 
Answer:
 Chemical: thalidomide