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Symptom scores relating to the severity of constipation were lower in cisapride - treated constipation - predominant IBS patients [ score , 54 + / - 5 versus 67 + / - 14 mm , cisapride versus placebo ( P < 0 . 05 ) ; pretreatment , 62 + / - 19 mm ] .
 Disease: constipation; Chemical: cisapride; Disease: constipation; Disease: IBS; Chemical: cisapride
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:
 Disease: constipation; Chemical: cisapride; Disease: constipation; Disease: IBS; Chemical: cisapride