How long does it take to pass a drug test for zanax and valuim?

The detection time for Xanax (alprazolam) and Valium (diazepam) in drug tests can vary based on several factors, including dosage, frequency of use, and individual metabolism. Generally, Xanax can be detected in urine for about 1 to 4 days after use, while Valium may be detectable for a longer period, typically 1 to 6 weeks. Hair tests can show traces of these substances for up to 90 days. Always consult with a medical professional for personalized advice.