19235
Modified nanoprecipitation method was used for improved incorporation of hydrophilic drug ( irinotecan hydrochloride ) into the PLGA / PEO - PPO - PEO blended and blended / adsorbed nanoparticles .
 Chemical: irinotecan hydrochloride; Chemical: PLGA; Chemical: PEO - PPO - PEO
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
Answer:
 Chemical: irinotecan hydrochloride; Chemical: PLGA; Chemical: PEO - PPO - PEO