839
This open - labeled , multicenter study evaluated the safety of bedtime niacin extended - release / lovastatin when dosed as initial therapy and patient compliance to treatment in various clinical practice settings .
 Chemical: niacin extended - release / lovastatin
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: niacin extended - release / lovastatin