DHE is an established medication used to treat migraines and cluster headaches. It is sold under brand names such as Migranal, Trudhesa, and D.H.E 45, where administration is via nasal spray or ...
The drug – a new dry powder intranasal formulation of the well-established migraine therapy dihydroergotamine mesylate (DHE ... FDA for its Trudhesa nasal spray product in 2021, and Bausch ...