How long does xanax stay in your system for urine analysis?

72 to 96 hours, if you've taken fir several days in a row, 2 miligrams , I'm drug tested once a month and had taken a 2 milogram green bar like at 2:00 Monday morning and Wednesday @. 3:45, I tested positive for benzos and had drank tons of water Tuesday, so I was given a warning, wont happen again