1210
Botulinum toxin : preferred treatment for hemifacial spasm .
 GENE: Botulinum toxin
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: GENE 
Text: {0} 
 Entities: Botulinum toxin 
Answer:
 GENE: Botulinum toxin