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EXSERVAN Drug Profile
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Which patents cover Exservan, and what generic alternatives are available?
Exservan is a drug marketed by Aquestive Therap and is included in one NDA. There are two patents protecting this drug.
This drug has one hundred and sixty-one patent family members in eighteen countries.
The generic ingredient in EXSERVAN is riluzole. There are nine drug master file entries for this compound. Eleven suppliers are listed for this compound. Additional details are available on the riluzole profile page.
DrugPatentWatch® Litigation and Generic Entry Outlook for Exservan
A generic version of EXSERVAN was approved as riluzole by IMPAX LABS on January 29th, 2003.
Summary for EXSERVAN
International Patents: | 161 |
US Patents: | 2 |
Applicants: | 1 |
NDAs: | 1 |
Suppliers / Packagers: | 1 |
Formulation / Manufacturing: | see details |
Patent Litigation and PTAB cases: | See patent lawsuits and PTAB cases for EXSERVAN |
What excipients (inactive ingredients) are in EXSERVAN? | EXSERVAN excipients list |
DailyMed Link: | EXSERVAN at DailyMed |

Pharmacology for EXSERVAN
Drug Class | Benzothiazole |
US Patents and Regulatory Information for EXSERVAN
Applicant | Tradename | Generic Name | Dosage | NDA | Approval Date | TE | Type | RLD | RS | Patent No. | Patent Expiration | Product | Substance | Delist Req. | Exclusivity Expiration |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Aquestive Therap | EXSERVAN | riluzole | FILM;ORAL | 212640-001 | Nov 22, 2019 | RX | Yes | Yes | Start Trial | Start Trial | Y | Start Trial | |||
Aquestive Therap | EXSERVAN | riluzole | FILM;ORAL | 212640-001 | Nov 22, 2019 | RX | Yes | Yes | Start Trial | Start Trial | Y | Start 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 EXSERVAN
Country | Patent Number | Estimated Expiration |
---|---|---|
Japan | 4189316 | Start Trial |
Israel | 241441 | Start Trial |
Japan | 2005536443 | Start Trial |
China | 1812773 | Start Trial |
Canada | 2678066 | Start Trial |
Australia | 2012261557 | Start Trial |
>Country | >Patent Number | >Estimated Expiration |