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