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) (2) Sample Type (-) Blood (2) Serum or Plasma (2) Urine (1) Test Area Therapeutics (2) Test Category Analgesics (4) Antidepressants (2) Antiepileptics/Antiseizures (2) Antihistamines (1) Antihypertensives (3) Antimicrobials (1) Antineoplastics (1) Antiparkinsons (1) Antipsychotics (1) (-) Antirheumatics (1) Bronchodilators (1) Cholinesterase Inhibitors (1) Diuretics (1) Immunosuppressants (3) Muscle Relaxants (1) Sedative/Hypnotics (2) Stimulants (1) (-) Sympathomimetic Amines (1) Vasodilators (1) Test Sub-Category Other (1) Vasoconstrictors (1) Test Test Name 4350B Tetrahydrozoline, Blood 4489B Tofacitinib, Blood