18524
However , although chlorpromazine ( CPZ ) has a 5 - HT2A receptor blocking effect and has the profile of a second - generation antipsychotic in vitro , it loses this pharmacological profile in vivo .
 Chemical: chlorpromazine; Chemical: CPZ
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: chlorpromazine; Chemical: CPZ