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ISTURISA Drug Patent Profile

Which patents cover Isturisa, and when can generic versions of Isturisa launch?

Isturisa is a drug marketed by Recordati Rare and is included in one NDA. There are six patents protecting this drug.

This drug has one hundred and thirty-four patent family members in forty-three countries.

The generic ingredient in ISTURISA is osilodrostat phosphate. One supplier is listed for this compound. Additional details are available on the osilodrostat phosphate profile page.

DrugPatentWatch^® Generic Entry Outlook for Isturisa

Isturisa was eligible for patent challenges on March 6, 2024.

By analyzing the patents and regulatory protections it appears that the earliest date for generic entry will be July 6, 2035. This may change due to patent challenges or generic licensing.

Indicators of Generic Entry

Summary for ISTURISA

International Patents:	134
US Patents:	6
Applicants:	1
NDAs:	1
Finished Product Suppliers / Packagers:	1
Raw Ingredient (Bulk) Api Vendors:	50
Patent Applications:	54
Drug Prices:	Drug price information for ISTURISA
What excipients (inactive ingredients) are in ISTURISA?	ISTURISA excipients list
DailyMed Link:	ISTURISA at DailyMed

See drug prices for ISTURISA

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

NDA:

212801

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.

Pharmacology for ISTURISA

Drug Class	Cortisol Synthesis Inhibitor
Mechanism of Action	Cytochrome P450 11B1 Inhibitors Cytochrome P450 1A2 Inhibitors Cytochrome P450 2C19 Inhibitors Cytochrome P450 2D6 Inhibitors Cytochrome P450 3A4 Inhibitors Cytochrome P450 3A5 Inhibitors

Anatomical Therapeutic Chemical (ATC) Classes for ISTURISA

H02CA	Anticorticosteroids
H02C	ANTIADRENAL PREPARATIONS
H02	CORTICOSTEROIDS FOR SYSTEMIC USE
H	Systemic hormonal preparations, excluding sex hormones and insulins

US Patents and Regulatory Information for ISTURISA

ISTURISA is protected by six US patents and two FDA Regulatory Exclusivities.

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 ISTURISA

FDA Regulatory Exclusivity protecting ISTURISA

Applicant	Tradename	Generic Name	Dosage	NDA	Approval Date	TE	Type	RLD	RS	Patent No.	Patent Expiration	Product	Substance	Delist Req.	Exclusivity Expiration
Recordati Rare	ISTURISA	osilodrostat phosphate	TABLET;ORAL	212801-001	Mar 6, 2020		RX	Yes	No
Recordati Rare	ISTURISA	osilodrostat phosphate	TABLET;ORAL	212801-003	Mar 6, 2020		DISCN	Yes	No
Recordati Rare	ISTURISA	osilodrostat phosphate	TABLET;ORAL	212801-003	Mar 6, 2020		DISCN	Yes	No
Recordati Rare	ISTURISA	osilodrostat phosphate	TABLET;ORAL	212801-001	Mar 6, 2020		RX	Yes	No
Recordati Rare	ISTURISA	osilodrostat phosphate	TABLET;ORAL	212801-001	Mar 6, 2020		RX	Yes	No			Y	Y

International Patents for ISTURISA

When does loss-of-exclusivity occur for ISTURISA?

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

Argentina

Australia

Brazil

Canada

Chile

China

Croatia

Cyprus

Denmark

Ecuador

Eurasian Patent Organization

European Patent Office

Hungary

Israel

Japan

Lithuania

Mexico

Peru

Philippines

Poland

Portugal

Singapore

Slovenia

South Korea

Spain

Taiwan

Tunisia

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 ISTURISA around the world.

Country	Patent Number	Title	Estimated Expiration
Russian Federation	2012134510	ПРИМЕНЕНИЕ АГЕНТА, ОБЛАДАЮЩЕГО МОДИФИЦИРУЮЩИМИ СВОЙСТВАМИ В ОТНОШЕНИИ ГОРМОНОВ НАДПОЧЕЧНИКОВ
Hungary	E039037
World Intellectual Property Organization (WIPO)	2011088188
Japan	6181610
Canada	2619660	DERIVES IMIDAZOLO CONDENSES UTILISES POUR INHIBER L'ALDOSTERONE SYNTHASE ET L'AROMATASE (CONDENSED IMIDAZOLO DERIVATIVES FOR THE INHIBITION OF ALDOSTERONE SYNTHASE AND AROMATASE)

Supplementary Protection Certificates for ISTURISA

Patent Number	Supplementary Protection Certificate	SPC Country	SPC Expiration	SPC Description
2523731	SPC/GB20/034	United Kingdom		PRODUCT NAME: OSILODROSTAT, OR OSILODROSTAT PHOSPHATE; REGISTERED: UK EU/1/19/1407/001(NI) 20200113; UK EU/1/19/1407/002(NI) 20200113; UK EU/1/19/1407/003(NI) 20200113; UK PLGB 15266/0029-0001 20200113; UK PLGB 15266/0030-0001 20200113; UK PLGB 15266/0031-0001 20200113
2523731	20C1023	France		PRODUCT NAME: OSILODROSTAT OU UN SEL PHARMACEUTIQUEMENT ACCEPTABLE DE CELUI-CI, Y COMPRIS LE DIHYDROGENOPHOSPHATE D'OSILODROSTAT; REGISTRATION NO/DATE: EU/1/19/1407 20200113
2523731	LUC00159	Luxembourg		PRODUCT NAME: OSILODROSTAT OU UN DE SES SELS PHARMACEUTIQUEMENT ACCEPTABLES, Y COMPRIS LE DIHYDROGENOPHOSPHATE D'OSILODROSTAT; AUTHORISATION NUMBER AND DATE: EU/1/19/1407 20200113
2523731	122020000026	Germany		PRODUCT NAME: OSILODROSTAT ODER EIN PHARMAZEUTISCH AKZEPTABLES SALZ DAVON, EINSCHLIESSLICH OSILODROSTATDIHYDROGENPHOSPHAT; REGISTRATION NO/DATE: EU/1/19/1407 20200109
2523731	2020/020	Ireland		PRODUCT NAME: OSILODROSTAT OR A PHARMACEUTICALLY ACCEPTABLE SALT THEREOF, INCLUDING OSILODROSTAT DIHYDROGEN PHOSPHATE.; REGISTRATION NO/DATE: EU/1/19/1407 20200113