small molecule

TRUDHESA

DIHYDROERGOTAMINE MESYLATE

Loss of exclusivityJanuary 2039latest FDA-listed patent expiry

CompanyImpel Labs →See this company's full patent-cliff portfolio

Drug detail

Brand name	TRUDHESA
Active ingredient	DIHYDROERGOTAMINE MESYLATE
Strength	0.725MG/SPRAY
Dosage form	SPRAY, METERED
Route	NASAL
Modality	Small molecule
FDA approval	September 2021
Marketing status	RX

Listed patents

Patent	Expires	Type
11185497	January 2039	use U-3218
11266799	November 2036	product
9919117	March 2033	product
10940278	January 2033	product
10507295	December 2032	product
9550036	September 2032	product

Source: FDA Orange Book, layered on the CliffBio company graph. Cliff dates are the latest FDA-listed patent expiry; estimates are projections, not legal advice.