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Last Updated: April 19, 2024

Sodium oxybate - Generic Drug Details

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What are the generic drug sources for sodium oxybate and what is the scope of patent protection?

Sodium oxybate is the generic ingredient in three branded drugs marketed by Avadel Cns, Hikma, and Jazz Pharms, and is included in three NDAs. There are twenty-five patents protecting this compound and one Paragraph IV challenge. Additional information is available in the individual branded drug profile pages.

Sodium oxybate has fifty-eight patent family members in twenty-three countries.

There are five drug master file entries for sodium oxybate. Four suppliers are listed for this compound. There are two tentative approvals for this compound.

Summary for sodium oxybate

International Patents:	58
US Patents:	25
Tradenames:	3
Applicants:	3
NDAs:	3
Drug Master File Entries:	5
Finished Product Suppliers / Packagers:	4
Raw Ingredient (Bulk) Api Vendors:	37
Clinical Trials:	50
Patent Applications:	159
Formulation / Manufacturing:	see details
Drug Prices:	Drug price trends for sodium oxybate
Patent Litigation and PTAB cases:	See patent lawsuits and PTAB cases for sodium oxybate
What excipients (inactive ingredients) are in sodium oxybate?	sodium oxybate excipients list
DailyMed Link:	sodium oxybate at DailyMed

See drug prices for sodium oxybate

Recent Clinical Trials for sodium oxybate

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

Sponsor	Phase
Mayo Clinic	Phase 4
Centre Hospitalier Intercommunal de Toulon La Seyne sur Mer	Phase 4
Brigham and Women's Hospital	Early Phase 1

See all sodium oxybate clinical trials

Generic filers with tentative approvals for SODIUM OXYBATE

Applicant	Application No.	Strength	Dosage Form
⤷ Try a Trial	⤷ Try a Trial	500MG/ML	SOLUTION;ORAL
⤷ Try a Trial	⤷ Try a Trial	500MG/ML	SOLUTION;ORAL

The 'tentative' approval signifies that the product meets all FDA standards for marketing, and, but for the patents / regulatory protections, it would approved.

Pharmacology for sodium oxybate

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

Medical Subject Heading (MeSH) Categories for sodium oxybate

Adjuvants, Anesthesia
Anesthetics, Intravenous

Paragraph IV (Patent) Challenges for SODIUM OXYBATE

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 sodium oxybate

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Glossary

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Applicant	Tradename	Generic Name	Dosage	NDA	Approval Date	TE	Type	RLD	RS	Patent No.	Patent Expiration	Product	Substance	Delist Req.	Exclusivity Expiration
Avadel Cns	LUMRYZ	sodium oxybate	FOR SUSPENSION, EXTENDED RELEASE;ORAL	214755-001	May 1, 2023		RX	Yes	Yes	⤷ Try a Trial	⤷ Try a Trial	Y			⤷ Try a Trial
Avadel Cns	LUMRYZ	sodium oxybate	FOR SUSPENSION, EXTENDED RELEASE;ORAL	214755-003	May 1, 2023		RX	Yes	No	⤷ Try a Trial	⤷ Try a Trial				⤷ Try a Trial
Avadel Cns	LUMRYZ	sodium oxybate	FOR SUSPENSION, EXTENDED RELEASE;ORAL	214755-002	May 1, 2023		RX	Yes	No	⤷ Try a Trial	⤷ Try a Trial				⤷ Try a Trial
Avadel Cns	LUMRYZ	sodium oxybate	FOR SUSPENSION, EXTENDED RELEASE;ORAL	214755-004	May 1, 2023		RX	Yes	No	⤷ Try a Trial	⤷ Try a Trial	Y			⤷ Try a Trial
Avadel Cns	LUMRYZ	sodium oxybate	FOR SUSPENSION, EXTENDED RELEASE;ORAL	214755-002	May 1, 2023		RX	Yes	No	⤷ Try a Trial	⤷ Try a Trial	Y			⤷ Try a Trial
>Applicant	>Tradename	>Generic Name	>Dosage	>NDA	>Approval Date	>TE	>Type	>RLD	>RS	>Patent No.	>Patent Expiration	>Product	>Substance	>Delist Req.	>Exclusivity Expiration

EU/EMA Drug Approvals for sodium oxybate

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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
>Company	>Drugname	>Inn	>Product Number / Indication	>Status	>Generic	>Biosimilar	>Orphan	>Marketing Authorisation	>Marketing Refusal

International Patents for sodium oxybate

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Country	Patent Number	Title	Estimated Expiration
Denmark	2961399		⤷ Try a Trial
World Intellectual Property Organization (WIPO)	2014134380		⤷ Try a Trial
Japan	2022522270	食事摂取状態における改善された薬物動態を有するガンマ－ヒドロキシ酪酸塩組成物	⤷ Try a Trial
Poland	2961399		⤷ Try a Trial
Israel	240874	מתן של גמא -הידרוקסיבוטיראט עם נשאי מונוקרבוקסילאט (Administration of gamma hydroxybutyrate with monocarboxylate transporters)	⤷ Try a Trial
>Country	>Patent Number	>Title	>Estimated Expiration

Supplementary Protection Certificates for sodium oxybate

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Patent Number	Supplementary Protection Certificate	SPC Country	SPC Expiration	SPC Description
1912999	1490062-5	Sweden	⤷ Try a Trial	PRODUCT NAME: SIMEPREVIR, OR A SALT THEREOF, INCLUDING SIMEPREVIR SODIUM; REG. NO/DATE: EU/1/14/924 20140516
2932970	SPC/GB18/041	United Kingdom	⤷ Try a Trial	PRODUCT NAME: A COMBINATION COMPRISING DOLUTEGRAVIR OR A PHARMACEUTICALLY ACCEPTABLE SALT THEREOF (E.G. DOLUTEGRAVIR SODIUM) AND RILPIVIRINE OR A PHARAMACEUTICALLY ACCEPTABLE SALT THEREOF (E.G. RILPIVIRINE HYDROCHLORIDE); REGISTERED: UK EU/1/18/1282 20180518; UK PLGB 35728/0055 20180518; UK PLGB 35728/0056 20180518; UK PLGB 35728/0057 20180518
2822954	LUC00083	Luxembourg	⤷ Try a Trial	PRODUCT NAME: BICTEGRAVIR OR A PHARMACEUTICALLY ACCEPTABLE SALT THEREOF, IN PARTICULAR BICTEGRAVIR SODIUM; AUTHORISATION NUMBER AND DATE: EU/1/18/1289 20180625
1856135	SPC/GB20/016	United Kingdom	⤷ Try a Trial	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
2203431	2015/009	Ireland	⤷ Try a Trial	PRODUCT NAME: DASABUVIR OR A SALT THEREOF, INCLUDING DASABUVIR SODIUM MONOHYDRATE; REGISTRATION NO/DATE: EU/1/14/983 20150115
>Patent Number	>Supplementary Protection Certificate	>SPC Country	>SPC Expiration	>SPC Description

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