how long does xanax stay in urine test
In the case of repeated use, urine tests can detect Xanax for up to 5-7 days after the last time it was taken. Blood tests can detect Xanax for up to 1-6 days after the last time it was taken. Hair tests can detect Xanax starting between 1-7 days after use and can provide a three-month history of drug use.