Test Catalog Search Home Test Catalog Search Testing Choices: From the standard to the extraordinary × Search Clear Filter by: Clear all Method(s) Headspace Gas Chromatography (GC) (4) (-) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (1) Inductively Coupled Plasma/Mass Spectrometry (ICP/MS) (4) Inductively Coupled Plasma/Optical Emission Spectrometry (ICP/OES) (3) Sample Type Serum or Plasma (1) Test Area Therapeutics (1) Test Category Antimicrobials (1) Test Sub-Category Alpha-2 Adrenergic Agonists (3) Amphetamines (3) (-) Antibiotics (1) Antifungals (9) Antihistamines (2) Antimalarials (7) Antiparasitics (3) Antivirals (3) Benzodiazepines (8) Beta Blockers (3) Biomarkers (1) Carboxylic Acids (2) Diuretics (7) GABA Analogues (3) H2 Antagonists (1) Hormones (3) Non-Benzodiazepines (5) NSAIDs (16) Opiates/Opioids (12) Other (104) Selective Serotonin Reuptake Inhibitors (SSRI) (4) Sulfonylureas (4) Synthetic Cathinone (3) Test Test Name 2440SP Isoniazid, Serum/Plasma