22245
While studies of fenfluramine , secretin , opiates , and mood stabilizers generally find no effect , mixed results suggest more research is needed on antidepressants and atypical antipsychotics .
 Chemical: fenfluramine
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
 Entities: fenfluramine 
Answer:
 Chemical: fenfluramine