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Last Updated: May 3, 2024

IMVEXXY Drug Patent Profile

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

Imvexxy is a drug marketed by Mayne Pharma and is included in one NDA. There are twenty patents protecting this drug and one Paragraph IV challenge.

This drug has one hundred and sixty patent family members in twenty-one countries.

The generic ingredient in IMVEXXY is estradiol. There are seventy-five drug master file entries for this compound. Forty-five suppliers are listed for this compound. Additional details are available on the estradiol profile page.

DrugPatentWatch^® Litigation and Generic Entry Outlook for Imvexxy

A generic version of IMVEXXY was approved as estradiol by BARR LABS INC on October 22^nd, 1997.

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Summary for IMVEXXY

International Patents:	160
US Patents:	20
Applicants:	1
NDAs:	1
Finished Product Suppliers / Packagers:	1
Raw Ingredient (Bulk) Api Vendors:	109
Clinical Trials:	2
Patent Applications:	4,210
Formulation / Manufacturing:	see details
Drug Prices:	Drug price information for IMVEXXY
Patent Litigation and PTAB cases:	See patent lawsuits and PTAB cases for IMVEXXY
What excipients (inactive ingredients) are in IMVEXXY?	IMVEXXY excipients list
DailyMed Link:	IMVEXXY at DailyMed

Drug patent expirations by year for IMVEXXY

Drug Prices for IMVEXXY

Recent Clinical Trials for IMVEXXY

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

Sponsor	Phase
Teva Pharmaceuticals USA	Phase 3
University Hospitals Cleveland Medical Center	Phase 4

See all IMVEXXY clinical trials

Pharmacology for IMVEXXY

Drug Class	Estrogen
Mechanism of Action	Estrogen Receptor Agonists

Anatomical Therapeutic Chemical (ATC) Classes for IMVEXXY

G03CA	Natural and semisynthetic estrogens, plain
G03C	ESTROGENS
G03	SEX HORMONES AND MODULATORS OF THE GENITAL SYSTEM
G	Genito-urinary system and sex hormones

Paragraph IV (Patent) Challenges for IMVEXXY

Tradename	Dosage	Ingredient	Strength	NDA	ANDAs Submitted	Submissiondate
IMVEXXY	Vaginal Inserts	estradiol	4 mcg and 10 mcg	208564	1	2019-12-30

US Patents and Regulatory Information for IMVEXXY

IMVEXXY is protected by thirty-four US patents.

Patents protecting IMVEXXY

Vaginal inserted estradiol pharmaceutical compositions and methods
Patent Number: ⤷ Try a Trial
Patent Expiration: ⤷ Try a Trial
Patented Use: TREATMENT OF DYSPAREUNIA

Vaginal inserted estradiol pharmaceutical compositions and methods
Patent Number: ⤷ Try a Trial
Patent Expiration: ⤷ Try a Trial
Patented Use: TREATMENT OF A SYMPTOM OF VULVAR AND VAGINAL ATROPHY

Vaginal inserted estradiol pharmaceutical compositions and methods
Patent Number: ⤷ Try a Trial
Patent Expiration: ⤷ Try a Trial
Patented Use: TREATMENT OF A SYMPTOM OF VULVAR AND VAGINAL ATROPHY

Vaginal inserted estradiol pharmaceutical compositions and methods
Patent Number: ⤷ Try a Trial
Patent Expiration: ⤷ Try a Trial
Patented Use: TREATMENT OF MODERATE TO SEVERE DYSPAREUNIA

Patent Number: ⤷ Try a Trial
Patent Expiration: ⤷ Try a Trial
Patented Use: TREATMENT OF A SYMPTOM OF VULVAR AND VAGINAL ATROPHY

Patent Number: ⤷ Try a Trial
Patent Expiration: ⤷ Try a Trial
Patented Use: TREATMENT OF DYSPAREUNIA

Vaginal inserted estradiol pharmaceutical compositions and methods
Patent Number: ⤷ Try a Trial
Patent Expiration: ⤷ Try a Trial
Patented Use: TREATMENT OF DYSPAREUNIA

Vaginal inserted estradiol pharmaceutical compositions and methods
Patent Number: ⤷ Try a Trial
Patent Expiration: ⤷ Try a Trial
Patented Use: TREATMENT OF A SYMPTOM OF VULVAR AND VAGINAL ATROPHY

Vaginal inserted estradiol pharmaceutical compositions and methods
Patent Number: ⤷ Try a Trial
Patent Expiration: ⤷ Try a Trial
Patented Use: TREATMENT OF DYSPAREUNIA

Vaginal inserted estradiol pharmaceutical compositions and methods
Patent Number: ⤷ Try a Trial
Patent Expiration: ⤷ Try a Trial
Patented Use: TREATMENT OF A SYMPTOM OF VULVAR AND VAGINAL ATROPHY

Vaginal inserted estradiol pharmaceutical compositions and methods
Patent Number: ⤷ Try a Trial
Patent Expiration: ⤷ Try a Trial
Patented Use: TREATMENT OF A SYMPTOM OF VULVAR AND VAGINAL ATROPHY

Vaginal inserted estradiol pharmaceutical compositions and methods
Patent Number: ⤷ Try a Trial
Patent Expiration: ⤷ Try a Trial
Patented Use: TREATMENT OF DYSPAREUNIA

Vaginal inserted estradiol pharmaceutical compositions and methods
Patent Number: ⤷ Try a Trial
Patent Expiration: ⤷ Try a Trial

Vaginal inserted estradiol pharmaceutical compositions and methods
Patent Number: ⤷ Try a Trial
Patent Expiration: ⤷ Try a Trial
Patented Use: TREATMENT OF DYSPAREUNIA

Vaginal inserted estradiol pharmaceutical compositions and methods
Patent Number: ⤷ Try a Trial
Patent Expiration: ⤷ Try a Trial
Patented Use: TREATMENT OF A SYMPTOM OF VULVAR AND VAGINAL ATROPHY

Soluble estradiol capsule for vaginal insertion
Patent Number: ⤷ Try a Trial
Patent Expiration: ⤷ Try a Trial
Patented Use: TREATMENT OF DYSPAREUNIA

Soluble estradiol capsule for vaginal insertion
Patent Number: ⤷ Try a Trial
Patent Expiration: ⤷ Try a Trial
Patented Use: TREATMENT OF A SYMPTOM OF VULVAR AND VAGINAL ATROPHY

Patent Number: ⤷ Try a Trial
Patent Expiration: ⤷ Try a Trial

Soluble estradiol capsule for vaginal insertion
Patent Number: ⤷ Try a Trial
Patent Expiration: ⤷ Try a Trial

Soluble estradiol capsule for vaginal insertion
Patent Number: ⤷ Try a Trial
Patent Expiration: ⤷ Try a Trial

Vaginal inserted estradiol pharmaceutical compositions and methods
Patent Number: ⤷ Try a Trial
Patent Expiration: ⤷ Try a Trial
Patented Use: TREATMENT OF DYSPAREUNIA

Vaginal inserted estradiol pharmaceutical compositions and methods
Patent Number: ⤷ Try a Trial
Patent Expiration: ⤷ Try a Trial
Patented Use: TREATMENT OF A SYMPTOM OF VULVAR AND VAGINAL ATROPHY

Vaginal inserted estradiol pharmaceutical compositions and methods
Patent Number: ⤷ Try a Trial
Patent Expiration: ⤷ Try a Trial
Patented Use: TREATMENT OF DYSPAREUNIA

Vaginal inserted estradiol pharmaceutical compositions and methods
Patent Number: ⤷ Try a Trial
Patent Expiration: ⤷ Try a Trial
Patented Use: TREATMENT OF A SYMPTOM OF VULVAR AND VAGINAL ATROPHY

Vaginal inserted estradiol pharmaceutical compositions and methods
Patent Number: ⤷ Try a Trial
Patent Expiration: ⤷ Try a Trial
Patented Use: TREATMENT OF DYSPAREUNIA

Vaginal inserted estradiol pharmaceutical compositions and methods
Patent Number: ⤷ Try a Trial
Patent Expiration: ⤷ Try a Trial
Patented Use: TREATMENT OF A SYMPTOM OF VULVAR AND VAGINAL ATROPHY

Vaginal inserted estradiol pharmaceutical compositions and methods
Patent Number: ⤷ Try a Trial
Patent Expiration: ⤷ Try a Trial

Vaginal inserted estradiol pharmaceutical compositions and methods
Patent Number: ⤷ Try a Trial
Patent Expiration: ⤷ Try a Trial
Patented Use: TREATMENT OF DYSPAREUNIA

Vaginal inserted estradiol pharmaceutical compositions and methods
Patent Number: ⤷ Try a Trial
Patent Expiration: ⤷ Try a Trial
Patented Use: TREATMENT OF A SYMPTOM OF VULVAR AND VAGINAL ATROPHY

Patent Number: ⤷ Try a Trial
Patent Expiration: ⤷ Try a Trial
Patented Use: TREATMENT OF DYSPAREUNIA

Patent Number: ⤷ Try a Trial
Patent Expiration: ⤷ Try a Trial
Patented Use: TREATMENT OF A SYMPTOM OF VULVAR AND VAGINAL ATROPHY

Soluble estradiol capsule for vaginal insertion
Patent Number: ⤷ Try a Trial
Patent Expiration: ⤷ Try a Trial
Patented Use: TREATMENT OF A SYMPTOM OF VULVAR AND VAGINAL ATROPHY

Soluble estradiol capsule for vaginal insertion
Patent Number: ⤷ Try a Trial
Patent Expiration: ⤷ Try a Trial
Patented Use: TREATMENT OF DYSPAREUNIA

Vaginal inserted estradiol pharmaceutical compositions and methods
Patent Number: ⤷ Try a Trial
Patent Expiration: ⤷ Try a Trial

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Applicant	Tradename	Generic Name	Dosage	NDA	Approval Date	TE	Type	RLD	RS	Patent No.	Patent Expiration	Product	Substance	Delist Req.	Exclusivity Expiration
Mayne Pharma	IMVEXXY	estradiol	INSERT;VAGINAL	208564-001	May 29, 2018		RX	Yes	No	⤷ Try a Trial	⤷ Try a Trial	Y			⤷ Try a Trial
Mayne Pharma	IMVEXXY	estradiol	INSERT;VAGINAL	208564-002	May 29, 2018		RX	Yes	Yes	⤷ Try a Trial	⤷ Try a Trial				⤷ Try a Trial
Mayne Pharma	IMVEXXY	estradiol	INSERT;VAGINAL	208564-002	May 29, 2018		RX	Yes	Yes	⤷ Try a Trial	⤷ Try a Trial				⤷ Try a Trial
Mayne Pharma	IMVEXXY	estradiol	INSERT;VAGINAL	208564-001	May 29, 2018		RX	Yes	No	⤷ Try a Trial	⤷ Try a Trial	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

International Patents for IMVEXXY

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

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Country	Patent Number	Title	Estimated Expiration
Russian Federation	2019115913	ПРИРОДНЫЕ КОМБИНИРОВАННЫЕ ГОРМОНОЗАМЕСТИТЕЛЬНЫЕ СОСТАВЫ И СПОСОБЫ ТЕРАПИИ	⤷ Try a Trial
Canada	3007636	COMPOSITIONS PHARMACEUTIQUES A BASE D'OESTRADIOL INTRODUITES PAR VOIE VAGINALE ET PROCEDES ASSOCIES (VAGINAL INSERTED ESTRADIOL PHARMACEUTICAL COMPOSITIONS AND METHODS)	⤷ Try a Trial
Brazil	112019025914	composições farmacêuticas de estradiol para inserção vaginal e métodos	⤷ Try a Trial
Australia	2013277235	Transdermal hormone replacement therapies	⤷ Try a Trial
>Country	>Patent Number	>Title	>Estimated Expiration

Supplementary Protection Certificates for IMVEXXY

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Patent Number	Supplementary Protection Certificate	SPC Country	SPC Expiration	SPC Description
1453521	122015000093	Germany	⤷ Try a Trial	PRODUCT NAME: LEVONORGESTREL UND ETHINYLESTRADIOL; NAT. REGISTRATION NO/DATE: 87675.00.00 20150720; FIRST REGISTRATION: SLOWAKEI 17/0017/15-S 20150129
0770388	SPC/GB09/026	United Kingdom	⤷ Try a Trial	PRODUCT NAME: ESTRADIOL AND COMBINATIONS OF ESTRADIOL AND DIENOGEST, PREFERABLY ESTRADIOL VALERATE AND COMBINATIONS OF ESTRADIOL VALERATE AND DIENOGEST; REGISTERED: BE BE 327792 20081103; UK PL 00010/0576-0001 20081208
2782584	122021000080	Germany	⤷ Try a Trial	PRODUCT NAME: ZUSAMMENSETZUNG, DIE SOWOHL ESTRADIOL (17SS-ESTRADIOL), GEGEBENENFALLS IN FORM EINES PHARMAZEUTISCH ANNEHMBAREN SALZES, HYDRATS ODER SOLVATS DAVON (EINSCHLIESSLICH IN FORM EINES HEMIHYDRATS), ALS AUCH PROGESTERON ENTHAELT; NAT. REGISTRATION NO/DATE: 2205034.00.00 20210924; FIRST REGISTRATION: BELGIEN BE582231 20210406
0398460	04C0022	France	⤷ Try a Trial	PRODUCT NAME: ESTRADIOL ANHYDRE DROSPIRENONE; REGISTRATION NO/DATE IN FRANCE: NL 28661 DU 20040316; REGISTRATION NO/DATE AT EEC: RVG 27505 DU 20021211
>Patent Number	>Supplementary Protection Certificate	>SPC Country	>SPC Expiration	>SPC Description

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