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BACKGROUND : The 24 - hour continuous infusion of 5 - fluorouracil ( 5 - FU ) and folinic acid ( FA ) as part of several new multidrug chemotherapy regimens in advanced gastric cancer ( AGC ) has shown to be effective , with low toxicity .
 Chemical: 5 - fluorouracil; Chemical: 5 - FU; Chemical: folinic acid; Chemical: FA; Disease: gastric cancer; Disease: AGC; Disease: toxicity
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: 5 - fluorouracil; Chemical: 5 - FU; Chemical: folinic acid; Chemical: FA; Disease: gastric cancer; Disease: AGC; Disease: toxicity