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To the best of our knowledge , the occurrence of neuroleptic malignant syndrome due to combination therapy with tetrabenazine and tiapride has not been previously reported .
 Disease: neuroleptic malignant syndrome; Chemical: tetrabenazine; Chemical: tiapride
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Disease, Chemical 
Text: {0} 
Answer:
 Disease: neuroleptic malignant syndrome; Chemical: tetrabenazine; Chemical: tiapride