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Among users of third - generation progestagens , the risk of VTE was higher in users of desogestrel with 20 g ethinyloestradiol than in users of gestodene or desogestrel with 30 g ethinyloestradiol .
 Chemical: progestagens; Disease: VTE; Chemical: desogestrel; Chemical: ethinyloestradiol; Chemical: gestodene; Chemical: desogestrel; Chemical: ethinyloestradiol
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: progestagens; Disease: VTE; Chemical: desogestrel; Chemical: ethinyloestradiol; Chemical: gestodene; Chemical: desogestrel; Chemical: ethinyloestradiol