2021
Five PMs were studied according to the same protocol , except for a higher terbutaline dose ( 0 . 75 mg ) on day 2 .
 Chemical: terbutaline
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: terbutaline