title: Mechanisms and biochemistry of headache.
mesh_terms: D000700:Analgesics / Q000627:therapeutic use; D000777:Anesthetics / Q000627:therapeutic use; D000893:Anti-Inflammatory Agents / Q000627:therapeutic use; D000928:Antidepressive Agents / Q000627:therapeutic use; D002560:Cerebrovascular Circulation; D005938:Glucocorticoids / Q000627:therapeutic use; D006261:Headache / Q000145:classification / Q000188:drug therapy / Q000473:pathology / Q000503:physiopathology* / Q000628:therapy; D006801:Humans; D007249:Inflammation; D007427:Intracranial Pressure; D008881:Migraine Disorders / Q000188:drug therapy / Q000503:physiopathology; D009119:Muscle Contraction; D014653:Vascular Headaches / Q000188:drug therapy / Q000503:physiopathology; D014665:Vasodilator Agents / Q000037:antagonists & inhibitors
chemical_list: D000700:Analgesics; D000777:Anesthetics; D000893:Anti-Inflammatory Agents; D000928:Antidepressive Agents; D005938:Glucocorticoids; D014665:Vasodilator Agents