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) (1) Sample Type Serum or Plasma (1) Test Area Drugs of Abuse (3) (-) Therapeutics (1) Test Category Antimicrobials (1) Test Sub-Category Alpha/Beta Adrenergic Agonists (7) (-) Antibiotics (1) Benzodiazepines (3) Diuretics (1) NSAIDs (2) Opiates/Opioids (1) Other (21) Selective Serotonin Reuptake Inhibitors (SSRI) (4) Test Test Name 1959SP Ethambutol, Serum/Plasma