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Last Updated: March 19, 2026

Details for New Drug Application (NDA): 021527

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NDA 021527 describes ATROVENT HFA, which is a drug marketed by Boehringer Ingelheim and is included in one NDA. It is available from one supplier. There is one patent protecting this drug. Additional details are available on the ATROVENT HFA profile page.

The generic ingredient in ATROVENT HFA is ipratropium bromide. There are eight drug master file entries for this compound. Twenty-one suppliers are listed for this compound. Additional details are available on the ipratropium bromide profile page.

Summary for 021527

Tradename:	ATROVENT HFA
Applicant:	Boehringer Ingelheim
Ingredient:	ipratropium bromide
Patents:	1

Pharmacology for NDA: 021527

Mechanism of Action	Cholinergic Antagonists

Medical Subject Heading (MeSH) Categories for 021527

Bronchodilator Agents
Cholinergic Antagonists

Suppliers and Packaging for NDA: 021527

Tradename	Generic Name	Dosage	NDA	Application Type	Supplier	National Drug Code	Package Code	Package
ATROVENT HFA	ipratropium bromide	AEROSOL, METERED;INHALATION	021527	NDA	Boehringer Ingelheim Pharmaceuticals, Inc.	0597-0087	0597-0087-17	1 CANISTER in 1 CARTON (0597-0087-17) / 200 AEROSOL, METERED in 1 CANISTER

Profile for product number 001

Active Rx/OTC/Discontinued:	RX	Dosage:	AEROSOL, METERED;INHALATION			Strength	0.021MG/INH
Approval Date:	Nov 27, 2004	TE:		RLD:	Yes
Patent:	⤷ Get Started Free	Patent Expiration:	Jan 17, 2030	Product Flag?	Y	Substance Flag?		Delist Request?	Y

Expired US Patents for NDA 021527

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Applicant	Tradename	Generic Name	Dosage	NDA	Approval Date	Patent No.	Patent Expiration
Boehringer Ingelheim	ATROVENT HFA	ipratropium bromide	AEROSOL, METERED;INHALATION	021527-001	Nov 27, 2004	⤷ Get Started Free	⤷ Get Started Free
Boehringer Ingelheim	ATROVENT HFA	ipratropium bromide	AEROSOL, METERED;INHALATION	021527-001	Nov 27, 2004	⤷ Get Started Free	⤷ Get Started Free
Boehringer Ingelheim	ATROVENT HFA	ipratropium bromide	AEROSOL, METERED;INHALATION	021527-001	Nov 27, 2004	⤷ Get Started Free	⤷ Get Started Free
>Applicant	>Tradename	>Generic Name	>Dosage	>NDA	>Approval Date	>Patent No.	>Patent Expiration

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