19266
Sodium metabisulfite ( 100mg / kg / day ) was given by gastric gavage and , ghrelin ( 20 mu g / kg / day ) was given intraperitoneally for 5weeks .
 Chemical: Sodium metabisulfite
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: Sodium metabisulfite