Avitriptan, also known as BMS-180048, is a selective 5-HT1-like receptor agonist. Avitriptan is an effective compound for the treatment of migraine headaches with a prolonged duration of response. Avitriptan Is a Ligand and Agonist of Human Aryl Hydrocarbon Receptor That Induces CYP1A1 in Hepatic and Intestinal Cells.