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Description A metabolite of a common benzodiazepine, flurazepam. The major urinary metabolite of flurazepam is a conjugate of hydroxyethylflurazepam, representing 29-55% of the drug dose. 
Therapeutic Low 0.0060
Therapeutic High 0.0700
Units ug/mL 
Half Life Low 1.60
Half Life High 0.00
VOD Low 0.00
VOD High 0.00
Toxic Level 0.000
Lethal Level 0.000
Plasma to Whole Blood ratio 0.00
Warnings Warnings - may impair mental and/or physical ability required for the performance of potentially hazardous tasks (e.g., driving, operating heavy machinery).