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IBSRELA Drug Patent Profile

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

Ibsrela is a drug marketed by Ardelyx Inc and is included in one NDA. There are four patents protecting this drug.

This drug has thirty-seven patent family members in twenty-one countries.

The generic ingredient in IBSRELA is tenapanor hydrochloride. One supplier is listed for this compound. Additional details are available on the tenapanor hydrochloride profile page.

DrugPatentWatch^® Generic Entry Outlook for Ibsrela

Ibsrela was eligible for patent challenges on September 12, 2023.

By analyzing the patents and regulatory protections it appears that the earliest date for generic entry will be August 1, 2033. This may change due to patent challenges or generic licensing.

Indicators of Generic Entry

Summary for IBSRELA

International Patents:	37
US Patents:	4
Applicants:	1
NDAs:	1
Finished Product Suppliers / Packagers:	1
Raw Ingredient (Bulk) Api Vendors:	39
Clinical Trials:	1
Drug Prices:	Drug price information for IBSRELA
What excipients (inactive ingredients) are in IBSRELA?	IBSRELA excipients list
DailyMed Link:	IBSRELA at DailyMed

See drug prices for IBSRELA

DrugPatentWatch^® Estimated Loss of Exclusivity (LOE) Date for IBSRELA

NDA:

211801

Dosage:

TABLET;ORAL

^*The generic entry opportunity date is the latter of the last compound-claiming patent and the last regulatory exclusivity protection. Many factors can influence early or later generic entry. This date is provided as a rough estimate of generic entry potential and should not be used as an independent source.

Recent Clinical Trials for IBSRELA

Identify potential brand extensions & 505(b)(2) entrants

Sponsor	Phase
Ardelyx	Phase 3

See all IBSRELA clinical trials

Anatomical Therapeutic Chemical (ATC) Classes for IBSRELA

A06AX	Other drugs for constipation
A06A	DRUGS FOR CONSTIPATION
A06	DRUGS FOR CONSTIPATION
A	Alimentary tract and metabolism

US Patents and Regulatory Information for IBSRELA

IBSRELA is protected by four US patents and one FDA Regulatory Exclusivity.

Generics may enter earlier, or later, based on new patent filings, patent extensions, patent invalidation, early generic licensing, generic entry preferences, and other factors.

Patents protecting IBSRELA

FDA Regulatory Exclusivity protecting IBSRELA

Applicant	Tradename	Generic Name	Dosage	NDA	Approval Date	TE	Type	RLD	RS	Patent No.	Patent Expiration	Product	Substance	Delist Req.	Exclusivity Expiration
Ardelyx Inc	IBSRELA	tenapanor hydrochloride	TABLET;ORAL	211801-001	Sep 12, 2019		RX	Yes	Yes
Ardelyx Inc	IBSRELA	tenapanor hydrochloride	TABLET;ORAL	211801-001	Sep 12, 2019		RX	Yes	Yes			Y	Y
Ardelyx Inc	IBSRELA	tenapanor hydrochloride	TABLET;ORAL	211801-001	Sep 12, 2019		RX	Yes	Yes
Ardelyx Inc	IBSRELA	tenapanor hydrochloride	TABLET;ORAL	211801-001	Sep 12, 2019		RX	Yes	Yes			Y	Y

International Patents for IBSRELA

When does loss-of-exclusivity occur for IBSRELA?

Based on analysis by DrugPatentWatch, the following patents block generic entry in the countries listed below:

Australia

Brazil

Canada

China

Croatia

Cyprus

Denmark

European Patent Office

Hong Kong

Hungary

Israel

Japan

Lithuania

Mexico

Norway

Poland

Portugal

Slovenia

South Korea

Spain

Generics may enter earlier, or later, based on new patent filings, patent extensions, patent invalidation, early generic licensing, generic entry preferences, and other factors.

See the table below for additional patents covering IBSRELA around the world.

Country	Patent Number	Title	Estimated Expiration
South Korea	101766619
Japan	2012514009
European Patent Office	2384318	COMPOSÉS ET PROCÉDÉS D'INHIBITION D'UN ANTIPORT À MÉDIATION PAR NHE DANS LE TRAITEMENT DE TROUBLES ASSOCIÉS À UNE RÉTENTION DE FLUIDE OU À UNE SURCHARGE DE SEL ET DE TROUBLES DU TRACTUS GASTRO-INTESTINAL (COMPOUNDS AND METHODS FOR INHIBITING NHE-MEDIATED ANTIPORT IN THE TREATMENT OF DISORDERS ASSOCIATED WITH FLUID RETENTION OR SALT OVERLOAD AND GASTROINTESTINAL TRACT DISORDERS)
Canada	2748607	COMPOSES ET PROCEDES D'INHIBITION D'UN ANTIPORT A MEDIATION PAR NHE DANS LE TRAITEMENT DE TROUBLES ASSOCIES A UNE RETENTION DE FLUIDE OU A UNE SURCHARGE DE SEL ET DE TROUBLES DU T RACTUS GASTRO-INTESTINAL (COMPOUNDS AND METHODS FOR INHIBITING NHE-MEDIATED ANTIPORT IN THE TREATMENT OF DISORDERS ASSOCIATED WITH FLUID RETENTION OR SALT OVERLOAD AND GASTROINTESTINAL TRACT DISORDERS)