Test Catalog Search Home Test Catalog Search Testing Choices: From the standard to the extraordinary × Search Clear Filter by: Clear all Method(s) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (4) Sample Type Blood (2) (-) Serum or Plasma (2) (-) Urine (2) Test Area Therapeutics (4) Test Category (-) Analgesics (4) Antacids (2) Antianxiety (2) Antidepressants (7) Antidiabetics (1) Antiepileptics/Antiseizures (8) Antigout Agents (1) Antihistamines (6) Antihypertensives (3) Antimicrobials (2) Antipsychotics (6) Antithrombotics (1) Benzodiazepines (2) Biomarkers (1) Depressants (1) Diuretics (2) Drugs of Abuse, Therapeutics (1) Metals/Elements (19) Muscle Relaxants (6) Other (1) Pesticides/Insecticides (2) Psychoactives (7) Sedative/Hypnotics (9) Solvents (3) Stimulants (8) Terpenes (1) Volatiles (3) Test Sub-Category NSAIDs (1) Opiates/Opioids (3) Test Test Name 1055SP Celecoxib, Serum/Plasma 1306U Codeine - Total (Conjugated/Unconjugated) Screen, Urine 8661SP Codeine and Metabolite - Free (Unconjugated), Serum/Plasma 8661U Codeine and Metabolite - Total (Conjugated/Unconjugated), Urine