Work Well, PLLC has a random drug testing program right for you. Wether you are a large DOT company with 100+ drivers, an owner operator or anything inbetween. Our Houston DOT random drug screening program is low cost and simple. We provide fast drug screens, and have a quick turn around for the drug test results. DOT Drivers get in and out of our DOT clinic fast. No appointments are needed for the drug testsing or the breath alcohol test. The unrine sample is normally sent out the same day to our DOT appoved laboratory and the drug test results are normaly returned the next business day.