[{"from": "human", "value": "Provide a description of this molecule. [C][N][C@@H1][C][C][C][=C][Branch1][Ring2][C][Ring1][=Branch1][C][=C][Branch1][Ring2][N][Ring1][=Branch1][C][=C][C][=Branch1][Ring2][=C][Ring1][#Branch1][C][=Branch1][C][=O][N]"}, {"from": "gpt", "value": "The molecule is a triptan drug developed by Vernalis for the treatment of migraine headaches, in particular those associated with menstruation. The product is licensed to Endo Pharmaceuticals in North America and Menarini in Europe.[1] Frovatriptan causes vasoconstriction of arteries and veins that supply blood to the head. It is available as 2.5 mg tablets.\n\nFrovatriptan has mean terminal elimination half-life of approximately 26 hours, which is substantially longer than other triptans.\n\nFrovatriptan is available only by prescription in the United States, where a secondary New Drug Approval (sNDA) was filed in July 2006[2] and which is currently pending.[3] The FDA anticipates completing its review of this application on or before the current PDUFA (Prescription Drug User Fee Act) review date of August 19, 2007. If the sNDA is approved, Frova&#8482; will be the only medication indicated in the U.S. for the short-term prevention of menstrual migraine (MM)."}]