01/30/2014 10:40 am ET Updated Jan 30, 2014

Justin Bieber Was High On Weed And Pills, DUI Toxicology Report Shows


The Justin Bieber toxicology report from his DUI arrest in Miami Beach is in ... and it shows he tested positive for marijuana and prescription medication, TMZ has learned.

According to the report, Justin's urine was tested right after he was busted for driving under the influence on January 23 ... and it shows there was THC and Alprazolam in his system.

Read more on www.tmz.com