How they work At-home urine drug tests most commonly work by urinating in a collection cup and inserting a test strip or cassette to test the urine.

A urine test can detect opiates — such as morphine, heroin, and codeine — for up to 3 days after use. Here’s what to expect.

Remotely administered urine drug screening was found to be feasible in patients with opioid use disorder (OUD) who were receiving buprenorphine in remote care settings, according to a cohort study.

How To Avoid Failing a THC Drug Test While Using CBD Experts agree the safest choice is to stop using CBD products, at least close to your urine screening.

Antibodies built-in to the tests react with compounds selected to represent likely drug use: Metabolites that the body excretes in urine.

Respite Center Manager Anita Ydrogo holds up a urine drug testing kit inside Community Medical Center's short-term detox and residential treatment facility in Stockton.