Sumatriptan 5mg, 20mg; per spray. The vascular 5-HT 1 receptor subtype to which sumatriptan binds selectively, and through which it presumably exerts its antimigrainous effect, is present on cranial ...

Tosymra (sumatriptan) is a prescription drug used to treat migraine. The drug comes as a nasal spray. You usually use a single dose, which may be repeated two more times in a 24-hour period if needed.

NEW YORK Results from two clinical studies presented at this year’s American Headache Society meeting could help a needle-free migraine drug from Zogenix get Food and Drug Administration approval. The ...