Personal Lab Services specializes in laboratory testing services for businesses, and individuals. Our Houston Drug and Alcohol Testing go beyond providing alcohol and drug testing results. We do 5-panel DOT and non-DOT drug test, plus 10-panel non-DOT drug testing, or any combination thereof, as required by the employer. We offer the convenience of an easy-to-find, confidential testing facility with a comfortable, confidential testing facility for quick, accurate results in no time.