Panel Includes:
Codeine, Codeine-6-beta-glucuronide, Morphine, Morphine-6-beta-glucuronide, 6-monacetylmorphine, Hydrocodone, Norhydrocodone, Dihydrocodeine, Hydromorphone, Hydromorphone-3-beta-glucuronide, Oxycodone, Noroxycodone, Oxymorphone, Oxymorphone-3-beta-glucuronide, Noroxymorphone, Fentanyl, Norfentanyl, Meperidine, Normeperidine, Naloxone, Naloxone-3-beta-glucuronide, Methadone, EDDP, Propoxyphene, Norpropoxyphene, Tramadol, O-desmethyltramadol, Tapentadol, N-desmethyltapentadol, Tapentadol-beta-glucuronide,Buprenorphine, Norbuprenorphine, and Norbuprenorphine glucuronide