Sodium phenylbutyrate; taurursodiol - Generic Drug Details

What are the generic sources for sodium phenylbutyrate; taurursodiol and what is the scope of patent protection?

Sodium phenylbutyrate; taurursodiol is the generic ingredient in one branded drug marketed by Amylyx and is included in one NDA. There are five patents protecting this compound. Additional information is available in the individual branded drug profile pages.

Sodium phenylbutyrate; taurursodiol has fifty-four patent family members in twenty-four countries.

One supplier is listed for this compound.

Summary for sodium phenylbutyrate; taurursodiol

International Patents:	54
US Patents:	5
Tradenames:	1
Applicants:	1
NDAs:	1
Finished Product Suppliers / Packagers:	1
DailyMed Link:	sodium phenylbutyrate; taurursodiol at DailyMed

DrugPatentWatch^® Estimated Loss of Exclusivity (LOE) Date for sodium phenylbutyrate; taurursodiol

Constraining patent/regulatory exclusivity:

TREATMENT OF AMYOTROPHIC LATERAL SCLEROSIS (ALS) IN ADULTS

Dosage:

FOR SUSPENSION;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 sodium phenylbutyrate; taurursodiol

Drug Class	Nitrogen Binding Agent
Mechanism of Action	Ammonium Ion Binding Activity

Anatomical Therapeutic Chemical (ATC) Classes for sodium phenylbutyrate; taurursodiol

A16AX	Various alimentary tract and metabolism products
A16A	OTHER ALIMENTARY TRACT AND METABOLISM PRODUCTS
A16	OTHER ALIMENTARY TRACT AND METABOLISM PRODUCTS
A	Alimentary tract and metabolism

US Patents and Regulatory Information for sodium phenylbutyrate; taurursodiol

Applicant	Tradename	Generic Name	Dosage	NDA	Approval Date	TE	Type	RLD	RS	Patent No.	Patent Expiration	Product	Substance	Delist Req.	Exclusivity Expiration
Amylyx	RELYVRIO	sodium phenylbutyrate; taurursodiol	FOR SUSPENSION;ORAL	216660-001	Sep 29, 2022		RX	Yes	Yes
Amylyx	RELYVRIO	sodium phenylbutyrate; taurursodiol	FOR SUSPENSION;ORAL	216660-001	Sep 29, 2022		RX	Yes	Yes			Y
Amylyx	RELYVRIO	sodium phenylbutyrate; taurursodiol	FOR SUSPENSION;ORAL	216660-001	Sep 29, 2022		RX	Yes	Yes

International Patents for sodium phenylbutyrate; taurursodiol

Country	Patent Number	Title	Estimated Expiration
Slovenia	2978419
Taiwan	202135791	Compositions of bile acids and phenylbutyrate compounds
Japan	2023507152	胆汁酸及びフェニル酪酸化合物の組成物

Supplementary Protection Certificates for sodium phenylbutyrate; taurursodiol

Patent Number	Supplementary Protection Certificate	SPC Country	SPC Expiration	SPC Description
1856135	SPC/GB20/016	United Kingdom		PRODUCT NAME: FOSTAMATINIB OR A PHARMACEUTICALLY ACCEPTABLE SALT OF FOSTAMATINIB, OR A HYDRATE, SOLVATE OR N-OXIDE OF FOSTAMATINIB OR THE PHARMACEUTICALLY ACCEPTABLE SALT OF FOSTAMATINIB, ESPECIALLY FOSTAMATINIB DISODIUM, OPTIONALLY IN FORM OF A HYDRATE; REGISTERED: UK EU/1/19/1405 (NI) 20200113; UK PLGB 12930/0022 20200113; UK PLGB 12930/0023 20200113
2666774	LUC00167	Luxembourg		PRODUCT NAME: RELEBACTAM, EVENTUELLEMENT SOUS FORME DE MONOHYDRATE, IMIPENEME ET CILASTATINE, EVENTUELLEMENT SOUS FORME DE SEL DE SODIUM; AUTHORISATION NUMBER AND DATE: EU/1/19/1420 20200217
0806968	SPC/GB07/011	United Kingdom		PRODUCT NAME: GADOFOSVESET TRISODIUM; REGISTERED: UK EU/1/05/313/001 20051003; UK EU/1/05/313/002 20051003; UK EU/1/05/313/003 20051003; UK EU/1/05/313/004 20051003; UK EU/1/05/313/005 20051003; UK EU/1/05/313/006 20051003; UK EU/1/05/313/007 20051003; UK EU/1/05/313/008 20051003; UK EU/1/05/313/009 20051003