16601
Two new drugs , prasugrel and ticagrelor , provide faster , greater , and more consistent platelet inhibition than clopidogrel , and have been shown to be more efficacious in preventing ischemic events after PCI in acute coronary syndrome patients .
 Chemical: prasugrel; Chemical: ticagrelor; Chemical: clopidogrel
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: prasugrel; Chemical: ticagrelor; Chemical: clopidogrel