WESTADONE Drug Patent Profile
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When do Westadone patents expire, and what generic alternatives are available?
Westadone is a drug marketed by Sandoz and is included in one NDA.
The generic ingredient in WESTADONE is methadone hydrochloride. There are thirteen drug master file entries for this compound. Eighteen suppliers are listed for this compound. Additional details are available on the methadone hydrochloride profile page.
DrugPatentWatch® Litigation and Generic Entry Outlook for Westadone
A generic version of WESTADONE was approved as methadone hydrochloride by ROXANE on March 8th, 1983.
Summary for WESTADONE
US Patents: | 0 |
Applicants: | 1 |
NDAs: | 1 |
Raw Ingredient (Bulk) Api Vendors: | 29 |
Patent Applications: | 3,259 |
Formulation / Manufacturing: | see details |
DailyMed Link: | WESTADONE at DailyMed |
Anatomical Therapeutic Chemical (ATC) Classes for WESTADONE
US Patents and Regulatory Information for WESTADONE
Applicant | Tradename | Generic Name | Dosage | NDA | Approval Date | TE | Type | RLD | RS | Patent No. | Patent Expiration | Product | Substance | Delist Req. | Exclusivity Expiration |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Sandoz | WESTADONE | methadone hydrochloride | TABLET, DISPERSIBLE;ORAL | 017108-001 | Approved Prior to Jan 1, 1982 | DISCN | No | No | ⤷ Try a Trial | ⤷ Try a Trial | ⤷ Try a Trial | ||||
Sandoz | WESTADONE | methadone hydrochloride | TABLET, EFFERVESCENT;ORAL | 017108-004 | Approved Prior to Jan 1, 1982 | DISCN | No | No | ⤷ Try a Trial | ⤷ Try a Trial | ⤷ Try a Trial | ||||
Sandoz | WESTADONE | methadone hydrochloride | TABLET, EFFERVESCENT;ORAL | 017108-002 | Approved Prior to Jan 1, 1982 | DISCN | No | 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 |