This test is used to determine if drugs are present in hair. This test is usually requested when someone suspects that they have ingested a drug but are unsure of what kind. This test will tell you if the substance is found in the hair but will not tell you at what concentration.
Arsenic (Inorganic) Creatinine ratio
Opiates (Oxycodone, Hydrocodone, Oxymorphone, Hydromorphone, Codeine, and Morphine)
Opioids (Codeine & Morphine)