2117
The protracted infusion schedule for ifosfamide permits convenient outpatient administration without Mesna and reduces the drug cost of clinical usage of this agent by up to 890 per cycle .
 Chemical: ifosfamide; Chemical: Mesna
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: ifosfamide; Chemical: Mesna