Vicodin is a combination drug made up of acetaminophen and hydrocodone. Acetaminophen is not tested for in urine drug screens, but hydrocodone is - it's part of the 'opioid' family of pain-relievers. Hydrocodone has a 1/2 life of 3.3-4.4 hours: this means it takes that long for 1/2 of the drug in your blood to leave your body.
The definition of barrage is a large volume of something, or a huge amount of things happening all at once. An example of a barrage is when 100 reporters all shoot questions at the president at the same time.
The definition of strident is something loud, harsh-sounding or shrill. An example of strident is the sound of an angry mob. 1  harsh-sounding; shrill; grating. 2  characterized by harsh, irritating insistence.