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DICLEGIS Drug Profile
» See Plans and Pricing
When do Diclegis patents expire, and when can generic versions of Diclegis launch?
Diclegis is a drug marketed by Duchesnay and is included in one NDA. There is one patent protecting this drug and one Paragraph IV challenge.
This drug has fifty patent family members in thirty-six countries.
The generic ingredient in DICLEGIS is doxylamine succinate; pyridoxine hydrochloride. There are fourteen drug master file entries for this compound. Six suppliers are listed for this compound. Additional details are available on the doxylamine succinate; pyridoxine hydrochloride profile page.
US ANDA Litigation and Generic Entry Outlook for Diclegis
There has been one patent litigation case 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.
Indicators of Generic Entry
Summary for DICLEGIS
International Patents: | 50 |
US Patents: | 1 |
Applicants: | 1 |
NDAs: | 1 |
Suppliers / Packagers: | 3 |
Bulk Api Vendors: | 2 |
Clinical Trials: | 2 |
Formulation / Manufacturing: | see details |
Drug Prices: | Drug price information for DICLEGIS |
Drug Sales Revenues: | Drug sales revenues for DICLEGIS |
Patent Litigation and PTAB cases: | See patent lawsuits and PTAB cases for DICLEGIS |
DailyMed Link: | DICLEGIS at DailyMed |



Recent Clinical Trials for DICLEGIS
Identify potential brand extensions & 505(b)(2) entrants
Sponsor | Phase |
---|---|
Grünenthal GmbH | Phase 1 |
Grünenthal, S.A. | Phase 1 |
Premier Research Group plc | Phase 4 |
Pharmacology for DICLEGIS
Ingredient-type | Vitamin B 6 Analogs/Derivatives |
Drug Class | Antihistamine Vitamin B6 Analog |
Mechanism of Action | Histamine Receptor Antagonists |
Paragraph IV (Patent) Challenges for DICLEGIS
Tradename | Dosage | Ingredient | NDA | Submissiondate |
---|---|---|---|---|
DICLEGIS | TABLET, DELAYED RELEASE;ORAL | doxylamine succinate; pyridoxine hydrochloride | 021876 | 2013-08-01 |
US Patents and Regulatory Information for DICLEGIS
Applicant | Tradename | Generic Name | Dosage | NDA | Approval Date | TE | Type | RLD | RS | Patent No. | Patent Expiration | Product | Substance | Delist Req. | Exclusivity Expiration |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Duchesnay | DICLEGIS | doxylamine succinate; pyridoxine hydrochloride | TABLET, DELAYED RELEASE;ORAL | 021876-001 | Apr 8, 2013 | AB | 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 |
Expired US Patents for DICLEGIS
Applicant | Tradename | Generic Name | Dosage | NDA | Approval Date | Patent No. | Patent Expiration |
---|---|---|---|---|---|---|---|
Duchesnay | DICLEGIS | doxylamine succinate; pyridoxine hydrochloride | TABLET, DELAYED RELEASE;ORAL | 021876-001 | Apr 8, 2013 | Start Trial | Start Trial |
>Applicant | >Tradename | >Generic Name | >Dosage | >NDA | >Approval Date | >Patent No. | >Patent Expiration |
International Patents for DICLEGIS
Country | Patent Number | Estimated Expiration |
---|---|---|
Monaco | 200066 | Start Trial |
Germany | 60114475 | Start Trial |
China | 1229112 | Start Trial |
United Kingdom | 0213990 | Start Trial |
Hungary | 227003 | Start Trial |
>Country | >Patent Number | >Estimated Expiration |