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Three Itraconazole ( ITZ ) dry powders for inhalation ( DPI ) were prepared by spray - drying a mannitol solution in which the ITZ was in suspension ( F1 ) or was in solution without ( F2 ) or with phospholipid ( PL ) ( F3 ) .
 Itraconazole, ITZ, mannitol, ITZ
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: Chemical 
Text: {0} 
Answer:
 Itraconazole, ITZ, mannitol, ITZ