XYREM Drug Patent Profile

When do Xyrem patents expire, and when can generic versions of Xyrem launch?

Xyrem is a drug marketed by Jazz Pharms and is included in one NDA. There are seven patents protecting this drug and one Paragraph IV challenge.

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

The generic ingredient in XYREM is sodium oxybate. There are one thousand four hundred and seventy-two drug master file entries for this compound. Four suppliers are listed for this compound. Additional details are available on the sodium oxybate profile page.

DrugPatentWatch^® Generic Entry Outlook for Xyrem

Xyrem was eligible for patent challenges on July 17, 2006.

There have been fifteen patent litigation cases involving the patents protecting this drug, indicating strong interest in generic launch. Recent data indicate that 63% of patent challenges are decided in favor of the generic patent challenger and that 54% of successful patent challengers promptly launch generic drugs.

There are two tentative approvals for the generic drug (sodium oxybate), which indicates the potential for near-term generic launch.

Indicators of Generic Entry

Summary for XYREM

International Patents:	33
US Patents:	7
Applicants:	1
NDAs:	1
Finished Product Suppliers / Packagers:	3
Raw Ingredient (Bulk) Api Vendors:	29
Drug Prices:	Drug price information for XYREM
Patent Litigation and PTAB cases:	See patent lawsuits and PTAB cases for XYREM
What excipients (inactive ingredients) are in XYREM?	XYREM excipients list
DailyMed Link:	XYREM at DailyMed

See drug prices for XYREM

Pharmacology for XYREM

Drug Class	Central Nervous System Depressant
Physiological Effect	Central Nervous System Depression Decreased Central Nervous System Organized Electrical Activity

Paragraph IV (Patent) Challenges for XYREM

Tradename	Dosage	Ingredient	Strength	NDA	ANDAs Submitted	Submissiondate
XYREM	Oral Solution	sodium oxybate	500 mg/mL	021196	1	2010-07-08

US Patents and Regulatory Information for XYREM

XYREM is protected by seven US patents and two FDA Regulatory Exclusivities.

Patents protecting XYREM

FDA Regulatory Exclusivity protecting XYREM

Applicant	Tradename	Generic Name	Dosage	NDA	Approval Date	TE	Type	RLD	RS	Patent No.	Patent Expiration	Product	Substance	Delist Req.	Exclusivity Expiration
Jazz Pharms	XYREM	sodium oxybate	SOLUTION;ORAL	021196-001	Jul 17, 2002		RX	Yes	Yes
Jazz Pharms	XYREM	sodium oxybate	SOLUTION;ORAL	021196-001	Jul 17, 2002		RX	Yes	Yes					Y
Jazz Pharms	XYREM	sodium oxybate	SOLUTION;ORAL	021196-001	Jul 17, 2002		RX	Yes	Yes					Y
Jazz Pharms	XYREM	sodium oxybate	SOLUTION;ORAL	021196-001	Jul 17, 2002		RX	Yes	Yes
Jazz Pharms	XYREM	sodium oxybate	SOLUTION;ORAL	021196-001	Jul 17, 2002		RX	Yes	Yes					Y
Jazz Pharms	XYREM	sodium oxybate	SOLUTION;ORAL	021196-001	Jul 17, 2002		RX	Yes	Yes					Y

EU/EMA Drug Approvals for XYREM

Company	Drugname	Inn	Product Number / Indication	Status	Generic	Biosimilar	Orphan	Marketing Authorisation	Marketing Refusal
UCB Pharma Ltd	Xyrem	sodium oxybate	EMEA/H/C/000593 Treatment of narcolepsy with cataplexy in adult patients.	Authorised	no	no	no	2005-10-13
D&A Pharma	Hopveus	sodium oxybate	EMEA/H/C/004962 Substitution treatment for alcohol dependence within a framework of careful medical supervision along with continuous psychosocial support and social rehabilitation. Treatment should be initiated only in patients resistant to existing interventions or in patients for whom existing therapies are contra-indicated or not recommended.	Refused	no	no	no		2020-07-06

International Patents for XYREM

See the table below for patents covering XYREM around the world.

Country	Patent Number	Title	Estimated Expiration
Australia	779354
Denmark	2961399
Japan	4374441
World Intellectual Property Organization (WIPO)	2014134380
Mexico	2015011242	METODO DE ADMINISTRACION DE GAMMA HIDROXIBUTIRATO CON TRANSPORTES DE MONOCARBOXILATO. (ADMINISTRATION OF GAMMA HYDROXYBUTYRATE WITH MONOCARBOXYLATE TRANSPORTERS.)
Lithuania	3335708

Supplementary Protection Certificates for XYREM

Patent Number	Supplementary Protection Certificate	SPC Country	SPC Expiration	SPC Description
1912999	1490062-5	Sweden		PRODUCT NAME: SIMEPREVIR, OR A SALT THEREOF, INCLUDING SIMEPREVIR SODIUM; REG. NO/DATE: EU/1/14/924 20140516
1856135	CA 2020 00018	Denmark		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; REG. NO/DATE: EU/1/19/1405 20200113
2822954	LUC00083	Luxembourg		PRODUCT NAME: BICTEGRAVIR OR A PHARMACEUTICALLY ACCEPTABLE SALT THEREOF, IN PARTICULAR BICTEGRAVIR SODIUM; AUTHORISATION NUMBER AND DATE: EU/1/18/1289 20180625
1856135	LUC00153	Luxembourg		PRODUCT NAME: FOSTAMATINIB OU UN SEL PHARMACEUTIQUEMENT ACCEPTABLE DE FOSTAMATINIB, OU UN HYDRATE, SOLVATE OU N-OXYDE DE FOSTAMATINIB OU LE SEL PHARMACEUTIQUEMENT ACCEPTABLE DE FOSTAMATINIB, EN PARTICULIER FOSTAMATINIB DISODIUM, EVENTUELLEMENT SOUS FORME D'HYDRATE; AUTHORISATION NUMBER AND DATE: EU/1/19/1405 20200113
1948158	1690020-1	Sweden		PRODUCT NAME: SACUBITRIL AND VALSARTAN, AS SACUBITRIL VALSARTAN SODIUM SALT COMPLEX, I.E. TRISODIUM 3-((1S,3R)-1-BIPHENYL-4-YLMETHYL-3- ETHOXYCARBONYL-1-BUTYLCARBAMOYL)PROPIONATE-(S)-3-METHYL-2- (PENTANOYL2-(TETRAZOL-5-YLATE)BIPHENYL-4- YLMETHYLAMINO)BUTYRATE HEMIPENTAHYDRATE; REG. NO/DATE: EU/1/15/1058 20151123
1912999	2014/058	Ireland		PRODUCT NAME: SIMEPREVIR, OR A SALT THEREOF, INCLUDING SIMEPREVIR SODIUM; REGISTRATION NO/DATE: EU/1/14/924/001-002 20140516