2022
Blood samples for the analysis of plasma potassium , terbutaline , metoprolol ( racemic , R - and S - isomer ) , and alpha - hydroxymetoprolol concentrations were taken at regular time intervals , during 8 hr after metoprolol .
 Chemical: potassium; Chemical: terbutaline; Chemical: metoprolol; Chemical: alpha - hydroxymetoprolol; Chemical: metoprolol
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: potassium, terbutaline, metoprolol, alpha - hydroxymetoprolol, metoprolol 
Answer:
 Chemical: potassium; Chemical: terbutaline; Chemical: metoprolol; Chemical: alpha - hydroxymetoprolol; Chemical: metoprolol