RT Book, Section A1 Smith, Howard S. A1 Bajwa, Zahid H. A2 Bajwa, Zahid H. A2 Wootton, R. Joshua A2 Warfield, Carol A. SR Print(0) ID 1131936772 T1 Urine Drug Testing T2 Principles and Practice of Pain Medicine, 3e YR 2016 FD 2016 PB McGraw-Hill Education PP New York, NY SN 9780071766838 LK neurology.mhmedical.com/content.aspx?aid=1131936772 RD 2024/10/12 AB Urine drug testing (UDT) is considered one of the mainstays of adherence monitoring in conjunction with prescription monitoring programs and other screening tools; however, UDT is associated with multiple limitations secondary to potential pitfalls related to drug metabolism, reliability of the tests, and the knowledge of the pain physician.1 The practice of UDT is more common in a noncancer pain setting than in an oncology or primary care setting; however, it may be utilized in a punitive manner in efforts to “catch” the patient with an inappropriate positive or negative screen result. Unfortunately, this often results in dismissal of the patient from the practice. Drug testing is most commonly used for two reasons: to identify substances that should not be present in the urine (forensic testing) and to detect the presence of prescribed medications (compliance testing).