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Intravenous fluconazole 400 mg, followed by 100 mg every 24 hours according to impaired renal function, was immediately started; to avoid further nephrotoxicity, immunosuppressant therapy was switched from cyclosporine plus mycophenolate mofetil to oral everolimus 0.75 mg every 12 hours.
 Intravenous fluconazole 400 mg, followed by 100 mg every 24 hours: Treatment; immunosuppressant therapy was switched from cyclosporine plus mycophenolate mofetil to oral everolimus 0.75 mg every 12 hours: Treatment; nephrotoxicity: Treatment.Disorder; oral: Treatment.Route; Intravenous: Treatment.Route; everolimus: Treatment.Drug; mycophenolate mofetil: Treatment.Drug; cyclosporine: Treatment.Drug; fluconazole: Treatment.Drug; 0.75 mg every 12 hours: Treatment.Dosage; 400 mg, followed by 100 mg every 24 hours: Treatment.Dosage; cyclosporine: Combination.Drug; mycophenolate mofetil: Combination.Drug; fluconazole: Combination.Drug; everolimus: 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:
 Intravenous fluconazole 400 mg, followed by 100 mg every 24 hours: Treatment; immunosuppressant therapy was switched from cyclosporine plus mycophenolate mofetil to oral everolimus 0.75 mg every 12 hours: Treatment; nephrotoxicity: Treatment.Disorder; oral: Treatment.Route; Intravenous: Treatment.Route; everolimus: Treatment.Drug; mycophenolate mofetil: Treatment.Drug; cyclosporine: Treatment.Drug; fluconazole: Treatment.Drug; 0.75 mg every 12 hours: Treatment.Dosage; 400 mg, followed by 100 mg every 24 hours: Treatment.Dosage; cyclosporine: Combination.Drug; mycophenolate mofetil: Combination.Drug; fluconazole: Combination.Drug; everolimus: Combination.Drug