4008
This double - blind , randomized , placebo - controlled study evaluated the effects of haloperidol alone and haloperidol plus sertraline on cognitive and psychomotor function in 24 healthy male subjects .
 Chemical: haloperidol; Chemical: haloperidol; Chemical: sertraline
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:
 Chemical: haloperidol; Chemical: haloperidol; Chemical: sertraline