The Asthma Controller Step-down Yardstick.Asthma guidelines recommend a control-based approach to disease management in which the assessment of impairment and risk is linked to step-based therapy. 
The Asthma Controller Step-down Yardstick
Strategies for stepping up controller therapy are well described, and the adult and pediatric Asthma Yardsticks provide operational recommendations based on patient profiles. 
Asthma Yardsticks
Strategies for stepping up controller therapy are well described, and the adult and pediatric Asthma Yardsticks provide operational recommendations based on patient profiles.  This Yardstick presents recommendations for when and how to step down asthma controller therapy according to guideline-defined control levels.  The objective is to provide clinicians who treat patients with asthma with a practical and clinically relevant framework for implementing a step-down in controller therapy.
controller therapy