SUNOSI Drug Patent Profile
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When do Sunosi patents expire, and what generic alternatives are available?
Sunosi is a drug marketed by Axsome Malta and is included in one NDA. There are thirteen patents protecting this drug.
This drug has sixty patent family members in twenty-one countries.
The generic ingredient in SUNOSI is solriamfetol hydrochloride. Two suppliers are listed for this compound. Additional details are available on the solriamfetol hydrochloride profile page.
DrugPatentWatch® Generic Entry Outlook for Sunosi
Sunosi was eligible for patent challenges on June 17, 2023.
By analyzing the patents and regulatory protections it appears that the earliest date
for generic entry will be September 5, 2037. This may change due to patent challenges or generic licensing.
Indicators of Generic Entry
Summary for SUNOSI
International Patents: | 60 |
US Patents: | 13 |
Applicants: | 1 |
NDAs: | 1 |
Finished Product Suppliers / Packagers: | 2 |
Raw Ingredient (Bulk) Api Vendors: | 22 |
Clinical Trials: | 4 |
Patent Applications: | 49 |
Drug Prices: | Drug price information for SUNOSI |
What excipients (inactive ingredients) are in SUNOSI? | SUNOSI excipients list |
DailyMed Link: | SUNOSI at DailyMed |


DrugPatentWatch® Estimated Loss of Exclusivity (LOE) Date for SUNOSI
Generic Entry Date for SUNOSI*:
Constraining patent/regulatory exclusivity:
NDA:
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.
Recent Clinical Trials for SUNOSI
Identify potential brand extensions & 505(b)(2) entrants
Sponsor | Phase |
---|---|
Charles Andrew Czeisler, MD, PhD | Phase 4 |
Rochester Center for Behavioral Medicine | Phase 4 |
Jazz Pharmaceuticals | Phase 4 |
Anatomical Therapeutic Chemical (ATC) Classes for SUNOSI
US Patents and Regulatory Information for SUNOSI
SUNOSI is protected by thirteen US patents and two FDA Regulatory Exclusivities.
Based on analysis by DrugPatentWatch, the earliest date for a generic version of SUNOSI is ⤷ Try a Trial.
This potential generic entry date is based on patent ⤷ Try a Trial.
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 SUNOSI
Formulations of (R)-2-amino-3-phenylpropyl carbamate
Patent Number: ⤷ Try a Trial
Patent Expiration: ⤷ Try a Trial
Treatment of sleep-wake disorders
Patent Number: ⤷ Try a Trial
Patent Expiration: ⤷ Try a Trial
Patented Use: TO IMPROVE WAKEFULNESS IN ADULT PATIENTS WITH EXCESSIVE DAYTIME SLEEPINESS ASSOCIATED WITH NARCOLEPSY OR OBSTRUCTIVE SLEEP APNEA (OSA)
Formulations of (R)-2-amino-3-phenylpropyl carbamate
Patent Number: ⤷ Try a Trial
Patent Expiration: ⤷ Try a Trial
Patented Use: TO IMPROVE WAKEFULNESS IN ADULT PATIENTS WITH EXCESSIVE DAYTIME SLEEPINESS ASSOCIATED WITH NARCOLEPSY OR OBSTRUCTIVE SLEEP APNEA (OSA)
Methods and compositions for treating excessive sleepiness
Patent Number: ⤷ Try a Trial
Patent Expiration: ⤷ Try a Trial
Patented Use: TREATMENT OF EXCESSIVE DAYTIME SLEEPINESS ASSOCIATED WITH OBSTRUCTIVE SLEEP APNEA (OSA) IN AN ADULT THROUGH A DOSING REGIMEN THAT INCLUDES ORAL ADMINISTRATION OF 75 MG ONCE DAILY FOR AT LEAST 3 DAYS FOLLOWED BY 150 MG ONCE DAILY
Methods of providing solriamfetol therapy to subjects with impaired renal function
Patent Number: ⤷ Try a Trial
Patent Expiration: ⤷ Try a Trial
Patented Use: TREATMENT OF EXCESSIVE DAYTIME SLEEPINESS ASSOCIATED WITH OBSTRUCTIVE SLEEP APNEA (OSA) IN A PATIENT WITH MODERATE RENAL IMPAIRMENT
Methods and compositions for treating excessive sleepiness
Patent Number: ⤷ Try a Trial
Patent Expiration: ⤷ Try a Trial
Patented Use: TO IMPROVE WAKEFULNESS IN ADULT PATIENTS WITH EXCESSIVE DAYTIME SLEEPINESS ASSOCIATED WITH NARCOLEPSY OR OBSTRUCTIVE SLEEP APNEA (OSA) WITH A DOSING REGIMEN THAT INCLUDES A DOSE OF 75 MG ONCE DAILY FOR AT LEAST 3 DAYS FOLLOWED BY 150 MG ONCE DAILY
Methods of providing solriamfetol therapy to subjects with impaired renal function
Patent Number: ⤷ Try a Trial
Patent Expiration: ⤷ Try a Trial
Patented Use: TREATMENT OF EXCESSIVE DAYTIME SLEEPINESS BY ADMINISTERING SOLRIAMFETOL TO A SUBJECT HAVING MILD, MODERATE, OR SEVERE RENAL IMPAIRMENT
Formulations of (R)-2-amino-3-phenylpropyl carbamate
Patent Number: ⤷ Try a Trial
Patent Expiration: ⤷ Try a Trial
Patent Number: ⤷ Try a Trial
Patent Expiration: ⤷ Try a Trial
Patented Use: TREATMENT OF EXCESSIVE DAYTIME SLEEPINESS BY ADMINISTERING A COMPOSITION COMPRISING SOLRIAMFETOL HYDROCHLORIDE AND 2-CHLOROPROPANE, WHEREIN THE COMPOSITION COMPRISES LESS THAN ABOUT 5 PPM 2‑CHLOROPROPANE
Patent Number: ⤷ Try a Trial
Patent Expiration: ⤷ Try a Trial
Patented Use: TREATMENT OF EXCESSIVE DAYTIME SLEEPINESS WITH A DOSING REGIMEN THAT INCLUDES ORAL ADMINISTRATION OF 75 MG ONCE DAILY FOR AT LEAST 3 DAYS FOLLOWED BY 150 MG ONCE DAILY
Treatment of sleep-wake disorders
Patent Number: ⤷ Try a Trial
Patent Expiration: ⤷ Try a Trial
Patented Use: TO IMPROVE WAKEFULNESS IN ADULT PATIENTS WITH EXCESSIVE DAYTIME SLEEPINESS ASSOCIATED WITH NARCOLEPSY OR OBSTRUCTIVE SLEEP APNEA (OSA)
Treatment of sleep-wake disorders
Patent Number: ⤷ Try a Trial
Patent Expiration: ⤷ Try a Trial
Patented Use: TO IMPROVE WAKEFULNESS IN ADULT PATIENTS WITH EXCESSIVE DAYTIME SLEEPINESS ASSOCIATED WITH NARCOLEPSY OR OBSTRUCTIVE SLEEP APNEA (OSA)
Treatment of sleep-wake disorders
Patent Number: ⤷ Try a Trial
Patent Expiration: ⤷ Try a Trial
Patented Use: TO IMPROVE WAKEFULNESS IN ADULT PATIENTS WITH EXCESSIVE DAYTIME SLEEPINESS ASSOCIATED WITH NARCOLEPSY OR OBSTRUCTIVE SLEEP APNEA (OSA)
FDA Regulatory Exclusivity protecting SUNOSI
NEW CHEMICAL ENTITY
Exclusivity Expiration: ⤷ Try a Trial
INDICATED TO IMPROVE WAKEFULNESS IN ADULT PATIENTS WITH EXCESSIVE DAYTIME SLEEPINESS ASSOCIATED WITH NARCOLEPSY
Exclusivity Expiration: ⤷ 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 |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Axsome Malta | SUNOSI | solriamfetol hydrochloride | TABLET;ORAL | 211230-002 | Jun 17, 2019 | RX | Yes | Yes | ⤷ Try a Trial | ⤷ Try a Trial | ⤷ Try a Trial | ||||
Axsome Malta | SUNOSI | solriamfetol hydrochloride | TABLET;ORAL | 211230-002 | Jun 17, 2019 | RX | Yes | Yes | ⤷ Try a Trial | ⤷ Try a Trial | ⤷ Try a Trial | ||||
Axsome Malta | SUNOSI | solriamfetol hydrochloride | TABLET;ORAL | 211230-001 | Jun 17, 2019 | RX | Yes | No | ⤷ Try a Trial | ⤷ Try a Trial | ⤷ 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 |
International Patents for SUNOSI
When does loss-of-exclusivity occur for SUNOSI?
Based on analysis by DrugPatentWatch, the following patents block generic entry in the countries listed below:
Australia
Patent: 17324855
Estimated Expiration: ⤷ Try a Trial
Canada
Patent: 36068
Estimated Expiration: ⤷ Try a Trial
Chile
Patent: 19000571
Estimated Expiration: ⤷ Try a Trial
China
Patent: 9906078
Estimated Expiration: ⤷ Try a Trial
Denmark
Patent: 09581
Estimated Expiration: ⤷ Try a Trial
European Patent Office
Patent: 09581
Estimated Expiration: ⤷ Try a Trial
Finland
Patent: 09581
Estimated Expiration: ⤷ Try a Trial
Israel
Patent: 5193
Estimated Expiration: ⤷ Try a Trial
Japan
Patent: 48498
Estimated Expiration: ⤷ Try a Trial
Patent: 19533640
Estimated Expiration: ⤷ Try a Trial
Mexico
Patent: 19002606
Estimated Expiration: ⤷ Try a Trial
Philippines
Patent: 019500494
Estimated Expiration: ⤷ Try a Trial
Russian Federation
Patent: 64576
Estimated Expiration: ⤷ Try a Trial
Patent: 19110127
Estimated Expiration: ⤷ Try a Trial
Singapore
Patent: 201901996U
Estimated Expiration: ⤷ Try a Trial
South Korea
Patent: 2464646
Estimated Expiration: ⤷ Try a Trial
Patent: 190104510
Estimated Expiration: ⤷ Try a Trial
Spain
Patent: 37795
Estimated Expiration: ⤷ Try a Trial
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 SUNOSI around the world.
Country | Patent Number | Title | Estimated Expiration |
---|---|---|---|
Mexico | 2019014409 | MÉTODOS Y COMPOSICIONES PARA TRATAR SOMNOLENCIA EXCESIVA. (METHODS AND COMPOSITIONS FOR TREATING EXCESSIVE SLEEPINESS.) | ⤷ Try a Trial |
South Korea | 101335941 | ⤷ Try a Trial | |
Philippines | 12019502723 | METHODS AND COMPOSITIONS FOR TREATING EXCESSIVE SLEEPINESS | ⤷ Try a Trial |
>Country | >Patent Number | >Title | >Estimated Expiration |
Supplementary Protection Certificates for SUNOSI
Patent Number | Supplementary Protection Certificate | SPC Country | SPC Expiration | SPC Description |
---|---|---|---|---|
1890684 | 2090011-4 | Sweden | ⤷ Try a Trial | PRODUCT NAME: SOLRIAMFETOL OR A PHARMACEUTICALLY ACCEPTABLE SALT THEROF, PREFERABLY A HYDROCHLORIDE SALT THEROF; REG. NO/DATE: EU/1/19/1408 20200120 |
1890684 | C01890684/01 | Switzerland | ⤷ Try a Trial | PRODUCT NAME: SOLRIAMFETOLUM; REGISTRATION NO/DATE: SWISSMEDIC-ZULASSUNG 68177 22.03.2022 |
1890684 | CR 2020 00016 | Denmark | ⤷ Try a Trial | PRODUCT NAME: SOLRIAMFETOL ELLER ET FARMACEUTISK ACCEPTABELT SALT DERAF, FORTRINSVIS ET HYDROCHLORIDSALT DERAF; REG. NO/DATE: EU/1/19/1408 20200120 |
>Patent Number | >Supplementary Protection Certificate | >SPC Country | >SPC Expiration | >SPC Description |