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Three weeks later, the decerebrate rigidity and high BP remained, and tizanidine was initiated to see whether the decrease in muscle tone could facilitate hypertension control and motor recovery.
 decerebrate rigidity and high BP: Subject; hypertension control and motor recovery: Effect; tizanidine: Treatment; tizanidine: Treatment.Drug; decerebrate rigidity and high BP: Treatment.Disorder
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:
 decerebrate rigidity and high BP: Subject; hypertension control and motor recovery: Effect; tizanidine: Treatment; tizanidine: Treatment.Drug; decerebrate rigidity and high BP: Treatment.Disorder