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After the end of fenoterol - hydrobromide infusion , tremor amplitudes decreased significantly faster than those following ritodrin - HCl infusion .
 Chemical: fenoterol - hydrobromide; Disease: tremor; Chemical: ritodrin - HCl
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:
 Chemical: fenoterol - hydrobromide; Disease: tremor; Chemical: ritodrin - HCl