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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-five 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:	135
US Patents:	6
Applicants:	1
NDAs:	1
Finished Product Suppliers / Packagers:	1
Raw Ingredient (Bulk) Api Vendors:	50
Patent Applications:	121
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

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
Hungary	S000508
Hungary	E039037
South Korea	101549762
Peru	20070517	DERIVADOS DE IMIDAZOL COMO AGENTES INHIBIDORES DE LA SINTASA DE ALDOSTERONA Y AROMATASA
Japan	2017002063	副腎ホルモン修飾剤の使用 (USE OF ADRENAL HORMONE MODIFYING AGENT)

Supplementary Protection Certificates for ISTURISA

Patent Number	Supplementary Protection Certificate	SPC Country	SPC Expiration	SPC Description
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
2523731	C20200013 00309	Estonia		PRODUCT NAME: OSILODROSTAAT;REG NO/DATE: EU/1/19/1407 13.01.2020
2523731	132020000000052	Italy		PRODUCT NAME: OSILODROSTAT(ISTURISA); AUTHORISATION NUMBER(S) AND DATE(S): EU/1/19/1407, 20200113
2523731	CA 2020 00025	Denmark		PRODUCT NAME: OSILODROSTAT ELLER ET FARMACEUTISK ACCEPTABELT SALT DERAF, HERUNDER OSILODROSTATDIHYDROGENFOSFAT; REG. NO/DATE: EU/1/19/1407 20200113
2523731	400 50015-2020	Slovakia		PRODUCT NAME: OSILODROSTAT VO VSETKYCH FORMACH CHRANENYCH ZAKLADNYM PATENTOM; REGISTRATION NO/DATE: EU/1/19/1407 20200113