506
Combination antimicrobial regimens (e.g., linezolid with rifampin) aimed at improving bacterial eradication and preventing resistance are often used; however, most data supporting this treatment strategy are not from randomized controlled trials.
 improving bacterial eradication and preventing resistance: Effect; Combination antimicrobial regimens (e.g., linezolid with rifampin): Treatment; linezolid: Treatment.Drug; rifampin: Treatment.Drug; linezolid: Combination.Drug; rifampin: Combination.Drug
Given event type and trigger, please tell me the arguments of all the listed option. Output format is "name1: role1; name2: role2". 
Event type: potential therapeutic event 
  Option: Treatment.Freq, Subject.Population, Combination.Drug, Subject.Gender, Treatment.Duration, Subject, Effect, Treatment, Treatment.Disorder, Treatment.Time_elapsed, Subject.Disorder, Subject.Race, Treatment.Route, Treatment.Dosage, Subject.Age, Treatment.Drug 
Text: {0} 
Answer:
 improving bacterial eradication and preventing resistance: Effect; Combination antimicrobial regimens (e.g., linezolid with rifampin): Treatment; linezolid: Treatment.Drug; rifampin: Treatment.Drug; linezolid: Combination.Drug; rifampin: Combination.Drug