external In the Media March 7, 2022 Karl Minges, interim dean of the School of Health Sciences, says because there are trace amounts of THC in CBD gummies, it can cause a failed drug test and take weeks before it is out of your system. https://www.washingtontimes.com/news/2022/mar/7/researchers-warn-trendy-cbd-gummies-can-cause-fail/ karl-minges news-all news-in-the-media year-2022 month-march name-karl-minges