SPL Set ID: 64efe12a-cc43-47e6-b3dc-21dab6ddae06
1 drug(s) with this SPL Set ID
Sumatriptan nasal spray, USP contains sumatriptan, a selective 5-HT 1B/1D receptor agonist. Sumatriptan is chemically designated as 3-[2-(dimethylamino)ethyl]-N-methyl-indole-5-methanesulfonamide, and it has the following structure: The empirical formula is C 14 H 21 N 3 O 2 S, representing a molecular weight of 295.4. Sumatriptan is a white to off-white powder that is readily soluble in water and in saline. Each sumatriptan nasal spray, USP contains 5 or 20 mg of sumatriptan in a 100-microL unit dose aqueous buffered solution containing purified water USP, sulfuric acid NF, sodium hydroxide NF, monobasic potassium phosphate NF, and anhydrous dibasic sodium phosphate USP. The pH of the solution is approximately 5.5. The osmolality of the solution is 372 or 742 mOsmol for the 5- and 20-mg sumatriptan nasal spray, USP, respectively. suumatriptan-molec-struc