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) Test Area Therapeutics (2) Test Category Acids (1) Analgesics (5) Anesthetics (3) Antidepressants (5) Antidiabetics (2) Antiepileptics/Antiseizures (4) Antihistamines (1) Antihypertensives (3) Antimicrobials (1) Antineoplastics (1) Antiparkinsons (1) Antipsychotics (6) (-) Antirheumatics (1) Biomarkers (2) Bronchodilators (2) Cholinesterase Inhibitors (1) Depressants (1) (-) Diuretics (1) Immunosuppressants (2) Metals/Elements (7) Muscle Relaxants (1) Sedative/Hypnotics (2) Solvents (1) Stimulants (1) Sympathomimetic Amines (1) Terpenes (1) Vasodilators (1) Volatiles (1) Test Sub-Category Other (2) Test Test Name 4489SP Tofacitinib, Serum/Plasma 4525SP Torsemide, Serum/Plasma