4105
Nightmares and hallucinations after long - term intake of tramadol combined with antidepressants .
 Disease: hallucinations; Chemical: tramadol
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: hallucinations, tramadol 
Answer:
 Disease: hallucinations; Chemical: tramadol