29543
The aim of this study was to reveal the effects of metoprolol and diltiazem on ziprasidone drug - induced prolonged QTc interval .
 Chemical: metoprolol; Chemical: diltiazem; Chemical: ziprasidone
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
Answer:
 Chemical: metoprolol; Chemical: diltiazem; Chemical: ziprasidone