Xanax is the brand name for alprazolam, one of the most commonly prescribed benzodiazepines in the United States, used to treat anxiety disorders, panic disorder, and sometimes insomnia. While effective for short-term use under medical supervision, Xanax carries a high potential for dependence and misuse, and because it is not detected on a standard 5-panel drug test, a specialized or expanded urine screen is required to identify its presence.
On average, Xanax can be detected in urine for two to eight days after the last dose, though that window can extend for people who have been taking the drug regularly for a long time. Like all benzodiazepines, Xanax builds up in the body with chronic use, and a range of personal and biological factors can influence how long it takes for the drug to clear the system.
Detecting Xanax In Urine
Xanax is a prescription benzodiazepine that can be detected in a urine test for anywhere from two to eight days, depending on how long you’ve been taking Xanax and other factors.
Factors That Can Affect How Long Xanax Stays In Urine
Not all bodies process Xanax at the same rate. The actual amount of time it takes for Xanax to leave the urine can vary according to several factors.
These factors can include:
- Dose Taken: Higher doses of Xanax may stay in the urine for a longer period of time.
- Duration of Use: Taking Xanax for longer than six months can cause a buildup of the drug in the body. This can lead to a longer detection time in urine.
- Liver Function: Xanax is primarily metabolized by liver enzymes. If your liver function is impaired, this may affect how long it takes for the drug to leave your system.
- Method of Use: The amount of time Xanax stays in the body can vary based on whether you swallow, snort, inject, or smoke Xanax.
- Body Composition: People with a higher body fat percentage may absorb and metabolize Xanax more slowly, resulting in a longer detection time.
- Polydrug Use: Taking additional drugs, including other prescription drugs or alcohol, may affect how long it takes for Xanax to leave the urine.
How To Get Xanax Out Of Your System
If you’ve been taking Xanax for a long time, stopping it all at once can be dangerous. This could trigger moderate to severe withdrawal symptoms, including seizures.
Ways to get Xanax out of your system:
- tapering your dosage gradually (seek medical advice)
- beginning a drug detox program
Stopping your use of Xanax is the only way to get it out of your system. If you need help getting off Xanax, seeking professional support through a drug detox program may be recommended.
Find Treatment For Xanax Addiction
Xanax dependence is one of the more medically serious forms of drug dependence, and stopping abruptly after prolonged use can trigger life-threatening withdrawal symptoms including seizures and hallucinations, which is why quitting cold turkey without medical supervision is discouraged. The safest way to stop taking Xanax is through a medically supervised detox program that uses a gradual taper to slowly reduce dependence.
Following detox, drug treatment options include inpatient and outpatient programs, cognitive behavioral therapy, dual diagnosis treatment, counseling, group therapy, family therapy, aftercare, and more.
Addiction Resource aims to provide only the most current, accurate information in regards to addiction and addiction treatment, which means we only reference the most credible sources available.
These include peer-reviewed journals, government entities and academic institutions, and leaders in addiction healthcare and advocacy. Learn more about how we safeguard our content by viewing our editorial policy.
- Redwood Toxicology Laboratory—Laboratory Testing Reference Guide
https://nebraskajudicial.gov/sites/default/files/Programs/CIP/events/redwood/LAB_Reference_Guide.pdf - U.S. National Library of Medicine: MedlinePlus—Alprazolam
https://medlineplus.gov/druginfo/meds/a684001.html - U.S. National Library of Medicine: NCBI—Withdrawal Management - Clinical Guidelines for Withdrawal Management of Drug Dependence in Closed Settings
https://www.ncbi.nlm.nih.gov/books/NBK310652/ - U.S. National Library of Medicine: NCBI—OBJECTIVE TESTING-URINE AND OTHER DRUG TESTS
https://pmc.ncbi.nlm.nih.gov/articles/PMC4920965/