Can levalbuterol (Xopenex) cause urine to test positive for amphetamines? —William L. Powell, Orland, Calif. Drug screens falsely positive for amphetamines have been associated with use of the Vicks ...

Add Yahoo as a preferred source to see more of our stories on Google. A view of the East Block at San Quentin. Thousands of drug tests given to California inmates gave false results last year. Prison ...

A false positive test misidentifying baking soda as a mixture of fentanyl and horse tranquilizer is what landed a Pennsylvania man in a notorious New York prison for two weeks, the state Attorney ...

A comprehensive literature review was conducted for all medications on the formulary of Bedlam Clinic, a free evening clinic for the medically indigent or working poor, offered by the University of ...

A new mother from Alabama is warning pregnant patients after she says eating an "everything bagel" for breakfast before giving birth to her second child upended her family last spring. It all stemmed ...

Riley's complaint, filed in March 2021, alleged that she believes that around 30% of the drug tests performed by Avertest are inaccurate, which is in sharp contrast to the company's claim that it ...

Get your news from a source that’s not owned and controlled by oligarchs. Sign up for the free Mother Jones Daily. This article was published in partnership with the Marshall Project, a nonprofit news ...

A view of the East Block at San Quentin. Thousands of drug tests given to California inmates gave false results last year. Prison advocates worry that parole decisions were tainted. (Robert Gauthier / ...