2862
Phentolamine increased stimulus - induced overflow in both groups although the increment in overflow was greater in the epinephrine - treated group .
 Chemical: Phentolamine; Chemical: epinephrine
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: Phentolamine; Chemical: epinephrine