SPL Set ID: 05a40502-149d-41bd-966e-771e937a955b

ZOLMITRIPTAN NASAL SPRAY contains zolmitriptan, which is a selective 5-hydroxytryptamine 1B/1D (5-HT 1B/1D ) receptor agonist. Zolmitriptan is chemically designated as (S)-4-[[3-[2-(dimethylamino) ethyl]-1H-indol-5-yl]methyl]-2-oxazolidinone and has the following chemical structure: The empirical formula is C 16 H 21 N 3 O 2 , representing a molecular weight of 287.36. Zolmitriptan is a white to almost white powder that is readily soluble in water. ZOLMITRIPTAN NASAL SPRAY is supplied as a clear to pale yellow solution of zolmitriptan, buffered to a pH 5.0. Each ZOLMITRIPTAN NASAL SPRAY contains 2.5 mg or 5 mg of zolmitriptan in a 100-μL unit dose aqueous buffered solution containing citric acid, anhydrous, USP, disodium phosphate dodecahydrate USP and purified water USP. ZOLMITRIPTAN NASAL SPRAY is hypertonic. The osmolarity of ZOLMITRIPTAN NASAL SPRAY for 2.5 mg is 360 to 420 mOsmol, and for 5 mg is 420 to 470 mOsmol. Chemical Structure