3959
The treatment schedule consisted of conjugated estrogens ( Premarin ) 1 . 25 mg / day for 21 days and Medroxyprogesterone acetate 10 mg / day for 10 days in each month .
 Chemical: conjugated estrogens; Chemical: Premarin; Chemical: Medroxyprogesterone acetate
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: conjugated estrogens; Chemical: Premarin; Chemical: Medroxyprogesterone acetate