Tylenol 3, 4; Phenaphen, Phenergan, Dex-Tuss, Brontex, Robitussin AC
Expected Screen Results
Expected Confirmation Results
Codeine / Morphine / Hydrocodone / Hydromorphone
Metabolized to morphine; 7% of caucasians and 50% of Chinese cannot metabolize codeine to morphine. Alternate metabolic pathway metabolizes to Hydrocodone / Hydromorphone.