TRUDHESA Drug Patent Profile

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When do Trudhesa patents expire, and what generic alternatives are available?

Trudhesa is a drug marketed by Impel Pharms and is included in one NDA. There are six patents protecting this drug.

This drug has sixty-four patent family members in sixteen countries.

The generic ingredient in TRUDHESA is dihydroergotamine mesylate. There are six drug master file entries for this compound. Ten suppliers are listed for this compound. Additional details are available on the dihydroergotamine mesylate profile page.

DrugPatentWatch^® Litigation and Generic Entry Outlook for Trudhesa

A generic version of TRUDHESA was approved as dihydroergotamine mesylate by PADAGIS US on April 28^th, 2003.

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Summary for TRUDHESA

International Patents:	64
US Patents:	6
Applicants:	1
NDAs:	1
Finished Product Suppliers / Packagers:	1
Raw Ingredient (Bulk) Api Vendors:	49
Patent Applications:	1,250
Drug Prices:	Drug price information for TRUDHESA
What excipients (inactive ingredients) are in TRUDHESA?	TRUDHESA excipients list
DailyMed Link:	TRUDHESA at DailyMed

Drug patent expirations by year for TRUDHESA

Pharmacology for TRUDHESA

Drug Class	Ergotamine Derivative

US Patents and Regulatory Information for TRUDHESA

TRUDHESA is protected by six US patents and one FDA Regulatory Exclusivity.

Patents protecting TRUDHESA

Nasal drug delivery device
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Patent Expiration: ⤷ Sign Up

Nozzles for nasal drug delivery
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Patent Expiration: ⤷ Sign Up

Intranasal delivery of dihydroergotamine by precision olfactory device
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Patent Expiration: ⤷ Sign Up
Patented Use: NASAL ADMINISTRATION OF DIHYDROERGOTAMINE MESYLATE BY METERED SPRAY FOR THE ACUTE TREATMENT OF MIGRAINE WITH OR WITHOUT AURA

In-line nasal delivery device
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Patent Expiration: ⤷ Sign Up

Nasal drug delivery device
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Patent Expiration: ⤷ Sign Up

Nozzles for nasal drug delivery
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Patent Expiration: ⤷ Sign Up
Patented Use: NASAL ADMINISTRATION OF DIHYDROERGOTAMINE MESYLATE BY METERED SPRAY FOR THE ACUTE TREATMENT OF MIGRAINE WITH OR WITHOUT AURA

FDA Regulatory Exclusivity protecting TRUDHESA

NEW PRODUCT
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Glossary

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Applicant	Tradename	Generic Name	Dosage	NDA	Approval Date	TE	Type	RLD	RS	Patent No.	Patent Expiration	Product	Substance	Delist Req.	Exclusivity Expiration
Impel Pharms	TRUDHESA	dihydroergotamine mesylate	SPRAY, METERED;NASAL	213436-001	Sep 2, 2021		RX	Yes	Yes	⤷ Sign Up	⤷ Sign Up				⤷ Sign Up
Impel Pharms	TRUDHESA	dihydroergotamine mesylate	SPRAY, METERED;NASAL	213436-001	Sep 2, 2021		RX	Yes	Yes	⤷ Sign Up	⤷ Sign Up				⤷ Sign Up
Impel Pharms	TRUDHESA	dihydroergotamine mesylate	SPRAY, METERED;NASAL	213436-001	Sep 2, 2021		RX	Yes	Yes	⤷ Sign Up	⤷ Sign Up	Y			⤷ Sign Up
Impel Pharms	TRUDHESA	dihydroergotamine mesylate	SPRAY, METERED;NASAL	213436-001	Sep 2, 2021		RX	Yes	Yes	⤷ Sign Up	⤷ Sign Up	Y			⤷ Sign Up
>Applicant	>Tradename	>Generic Name	>Dosage	>NDA	>Approval Date	>TE	>Type	>RLD	>RS	>Patent No.	>Patent Expiration	>Product	>Substance	>Delist Req.	>Exclusivity Expiration

International Patents for TRUDHESA

See the table below for patents covering TRUDHESA around the world.

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Country	Patent Number	Title	Estimated Expiration
Canada	2828884	DISPOSITIF D'ADMINISTRATION DE MEDICAMENT PAR VOIE NASALE (NASAL DRUG DELIVERY DEVICE)	⤷ Sign Up
European Patent Office	3341059	DISPOSITIF D'ADMINISTRATION NASALE EN LIGNE (IN-LINE NASAL DELIVERY DEVICE)	⤷ Sign Up
South Africa	201801543	IN-LINE NASAL DELIVERY DEVICE	⤷ Sign Up
South Korea	20200118032	정밀 후각기관 장치에 의한 디하이드로에르고타민의 비강내 전달	⤷ Sign Up
>Country	>Patent Number	>Title	>Estimated Expiration