21078
Additionally , when considering the subjects ' adverse effects and the results of the blood and urine tests over the 4 - week trial period , the dose of 400 mg Polycalcium showed efficacy for improving bone metabolism and was well tolerated and safe .
 Chemical: Polycalcium
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: Polycalcium