2521
In a randomised double - blind study , 46 first episode schizophrenics were given pimozide or flupenthixol for up to 5 weeks ; the mean daily dose at the end was 18 . 8 mg pimozide and 20 mg flupenthixol .
 None
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: GENE 
Text: {0} 
Answer:
 None