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Last Updated: April 29, 2024

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DUAVEE Drug Patent Profile


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When do Duavee patents expire, and what generic alternatives are available?

Duavee is a drug marketed by Wyeth Pharms and is included in one NDA. There are two patents protecting this drug.

This drug has twenty-two patent family members in twenty countries.

The generic ingredient in DUAVEE is bazedoxifene acetate; estrogens, conjugated. There are three drug master file entries for this compound. Two suppliers are listed for this compound. Additional details are available on the bazedoxifene acetate; estrogens, conjugated profile page.

DrugPatentWatch® Generic Entry Outlook for Duavee

Duavee was eligible for patent challenges on October 13, 2017.

By analyzing the patents and regulatory protections it appears that the earliest date for generic entry will be March 10, 2027. This may change due to patent challenges or generic licensing.

Indicators of Generic Entry

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Summary for DUAVEE
Drug patent expirations by year for DUAVEE
Drug Prices for DUAVEE

See drug prices for DUAVEE

DrugPatentWatch® Estimated Loss of Exclusivity (LOE) Date for DUAVEE
Generic Entry Date for DUAVEE*:
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 DUAVEE

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

SponsorPhase
VA Office of Research and DevelopmentPhase 2
The John B. Pierce LaboratoryPhase 4
Penn State UniversityPhase 4

See all DUAVEE clinical trials

US Patents and Regulatory Information for DUAVEE

DUAVEE is protected by four US patents.

Based on analysis by DrugPatentWatch, the earliest date for a generic version of DUAVEE 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 DUAVEE

2-phenyl-1-[4-(2-aminoethoxy)-benzyl]-indole and estrogen formulations
Patent Number: ⤷  Try a Trial
Patent Expiration: ⤷  Try a Trial
Patented Use: PREVENTION OF POSTMENOPAUSAL OSTEOPOROSIS

2-phenyl-1-[4-(2-aminoethoxy)-benzyl]-indole and estrogen formulations
Patent Number: ⤷  Try a Trial
Patent Expiration: ⤷  Try a Trial
Patented Use: TREATMENT OF MODERATE TO SEVERE VASOMOTOR SYMPTOMS ASSOCIATED WITH MENOPAUSE

Crystalline polymorph of bazedoxifene acetate
Patent Number: ⤷  Try a Trial
Patent Expiration: ⤷  Try a Trial
Patented Use: PREVENTION OF POSTMENOPAUSAL OSTEOPOROSIS

Crystalline polymorph of bazedoxifene acetate
Patent Number: ⤷  Try a Trial
Patent Expiration: ⤷  Try a Trial
Patented Use: TREATMENT OF MODERATE TO SEVERE VASOMOTOR SYMPTOMS ASSOCIATED WITH MENOPAUSE

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Exclusivity Expiration
Wyeth Pharms DUAVEE bazedoxifene acetate; estrogens, conjugated TABLET;ORAL 022247-001 Oct 3, 2013 RX Yes Yes ⤷  Try a Trial ⤷  Try a Trial Y ⤷  Try a Trial
Wyeth Pharms DUAVEE bazedoxifene acetate; estrogens, conjugated TABLET;ORAL 022247-001 Oct 3, 2013 RX Yes Yes ⤷  Try a Trial ⤷  Try a Trial Y 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

Expired US Patents for DUAVEE

Applicant Tradename Generic Name Dosage NDA Approval Date Patent No. Patent Expiration
Wyeth Pharms DUAVEE bazedoxifene acetate; estrogens, conjugated TABLET;ORAL 022247-001 Oct 3, 2013 ⤷  Try a Trial ⤷  Try a Trial
Wyeth Pharms DUAVEE bazedoxifene acetate; estrogens, conjugated TABLET;ORAL 022247-001 Oct 3, 2013 ⤷  Try a Trial ⤷  Try a Trial
Wyeth Pharms DUAVEE bazedoxifene acetate; estrogens, conjugated TABLET;ORAL 022247-001 Oct 3, 2013 ⤷  Try a Trial ⤷  Try a Trial
>Applicant >Tradename >Generic Name >Dosage >NDA >Approval Date >Patent No. >Patent Expiration

International Patents for DUAVEE

See the table below for patents covering DUAVEE around the world.

Country Patent Number Title Estimated Expiration
Taiwan 381093 ⤷  Try a Trial
Norway 20065052 ⤷  Try a Trial
Ecuador SP066911 POLIMORFO CRISTALINO DE UN ACETATO DE BAZEDOXIFENO ⤷  Try a Trial
Eurasian Patent Organization 001448 ПРОИЗВОДНЫЕ 2-ФЕНИЛ-1- [4-(2-АМИНОЭТОКСИ)БЕНЗИЛ] ИНДОЛА В КАЧЕСТВЕ ЭСТРОГЕННЫХ АГЕНТОВ (2-PHENYL-1-[4-(2-AMINOETHOXY)-BENZYL]-INDOLE COMPOUNDS AS ESTROGENIC AGENTS) ⤷  Try a Trial
Denmark 0802183 ⤷  Try a Trial
Canada 2203078 2-PHENYL-1-[4-(2-AMINOETHOXY)-BENZYL]INDOLES EN TANT QU'AGENTS OESTROGENIQUES (2-PHENYL-1-[4-(2-AMINOETHOXY)-BENZYL]INDOLES AS ESTROGENIC AGENTS) ⤷  Try a Trial
>Country >Patent Number >Title >Estimated Expiration

Supplementary Protection Certificates for DUAVEE

Patent Number Supplementary Protection Certificate SPC Country SPC Expiration SPC Description
0802183 C00802183/01 Switzerland ⤷  Try a Trial PRODUCT NAME: BAZEDOXIFEN; REGISTRATION NUMBER/DATE: SWISSMEDIC 58732 12.01.2010
0802183 09C0048 France ⤷  Try a Trial PRODUCT NAME: BAZEDOXIFENE ET SES SELS PHARMACEUTIQUEMENT ACCEPTABLES; REGISTRATION NO/DATE IN FRANCE: EU/1/09/511/001 DU 20090417; REGISTRATION NO/DATE AT EEC: EU/1/09/511/001-004 DU 20090417
0802183 300416 Netherlands ⤷  Try a Trial 300416, 20170415, EXPIRES: 20220414
0802183 2009/028 Ireland ⤷  Try a Trial PRODUCT NAME: BAZEDOXIFENE AND PHARMACEUTICALLY ACCEPTABLE SALTS THEREOF; REGISTRATION NO/DATE: EU/1/09/511/001-004 20090417
0802183 PA2009007,C0802183 Lithuania ⤷  Try a Trial PRODUCT NAME: BAZEDOXIFENUM; REGISTRATION NO/DATE: EU/1/09/511/001 - EU/1/09/511/004 20090417
0802183 CA 2009 00035 Denmark ⤷  Try a Trial
>Patent Number >Supplementary Protection Certificate >SPC Country >SPC Expiration >SPC Description

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