therapeutic window


A well-defined range of a drug’s serum concentration at which a desired effect occurs, below which there is little effect, and above which toxicity occurs; the window differs among patients and may be determined empirically

therapeutic window

The well-defined range of a drug's serum concentration at which a desired effect occurs, below which there is little effect, above which toxicity occurs; the TW differs among Pts and may be determined empirically. See Therapeutic drug monitoring. Cf Window.