MENOSTAR Drug Patent Profile

Which patents cover Menostar, and what generic alternatives are available?

Menostar is a drug marketed by Bayer Hlthcare and is included in one NDA.

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

DrugPatentWatch^® Litigation and Generic Entry Outlook for Menostar

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

Summary for MENOSTAR

US Patents:	0
Applicants:	1
NDAs:	1
Raw Ingredient (Bulk) Api Vendors:	109
Clinical Trials:	2
Patent Applications:	5,456
Formulation / Manufacturing:	see details
Drug Prices:	Drug price information for MENOSTAR
What excipients (inactive ingredients) are in MENOSTAR?	MENOSTAR excipients list
DailyMed Link:	MENOSTAR at DailyMed

See drug prices for MENOSTAR

Recent Clinical Trials for MENOSTAR

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

Sponsor	Phase
Bayer	Phase 3

See all MENOSTAR clinical trials

Pharmacology for MENOSTAR

Drug Class	Estrogen
Mechanism of Action	Estrogen Receptor Agonists

Anatomical Therapeutic Chemical (ATC) Classes for MENOSTAR

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

US Patents and Regulatory Information for MENOSTAR

Applicant	Tradename	Generic Name	Dosage	NDA	Approval Date	TE	Type	RLD	RS	Patent No.	Patent Expiration	Product	Substance	Delist Req.	Exclusivity Expiration
Bayer Hlthcare	MENOSTAR	estradiol	SYSTEM;TRANSDERMAL	021674-001	Jun 8, 2004	AB	RX	Yes	Yes

Expired US Patents for MENOSTAR

Applicant	Tradename	Generic Name	Dosage	NDA	Approval Date	Patent No.	Patent Expiration
Bayer Hlthcare	MENOSTAR	estradiol	SYSTEM;TRANSDERMAL	021674-001	Jun 8, 2004
Bayer Hlthcare	MENOSTAR	estradiol	SYSTEM;TRANSDERMAL	021674-001	Jun 8, 2004
Bayer Hlthcare	MENOSTAR	estradiol	SYSTEM;TRANSDERMAL	021674-001	Jun 8, 2004

International Patents for MENOSTAR

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

Country	Patent Number	Title	Estimated Expiration
Norway	20002587
Australia	3280989
Iceland	2132
Australia	630347
Austria	383862
Slovakia	284971
Australia	651234

Supplementary Protection Certificates for MENOSTAR

Patent Number	Supplementary Protection Certificate	SPC Country	SPC Expiration	SPC Description
0136011	99C0003	Belgium		PRODUCT NAME: ESTRADIOL AND NORETHISTERONE; FIRST REGISTRATION NO/DATE: 403 IS 106 F3 19980928; FIRST REGISTRATION: SE 14007 19980306
0584952	99C0004	Belgium		PRODUCT NAME: ESTRADIOL, HEMIHYDRATE, NORETHISTERONE, ACETATE; NAT. REGISTRATION NO/DATE: NL 23753 19981210; FIRST REGISTRATION: SE - 14 007 19980306
0770388	09C0018	France		PRODUCT NAME: ESTRADIOL VALERATE; DIENOGEST; NAT. REGISTRATION NO/DATE: NL35170 20081210; FIRST REGISTRATION: BE327792 20081103
0398460	SPC/GB04/032	United Kingdom		PRODUCT NAME: ESTRADIOL, OPTIONALLY IN THE FORM OF A HYDRATE, TOGETHER WITH DROSPIRENONE; REGISTERED: NL RVG 27505 20021211; UK PL 00053/0341 20040310
0402407	97C0005	Belgium		PRODUCT NAME: ESTRADIOL HEMIHYDRAAT; NAT. REGISTRATION NO/DATE: 298 IS 190 F 15 19960806; FIRST REGISTRATION: GB PL/0053/0241 19950711
2782584	132021000000197	Italy		PRODUCT NAME: ESTRADIOLO (17SS-ESTRADIOLO) IN PARTICOLARE NELLA FORMA EMIIDRATA, E PROGESTERONE COMPRENDENTI LE VARIE FORME DI ESTRADIOLO (17SS-ESTRADIOLO), QUALI LE FORME IDRATE E SOLVATATE, INCLUDENDO LA FORMA EMIIDRATA, ED I SUOI SALI.(BIJUVA); AUTHORISATION NUMBER(S) AND DATE(S): BE582231, 20210406;048335018 -048335020, 20210517
1453521	15C0050	France		PRODUCT NAME: ETHINYLESTRADIOL ET MELANGE DE LEVONORGESTREL ET ETHINYLESTRADIOL; NAT. REGISTRATION NO/DATE: NL 42237 20150320; FIRST REGISTRATION: SK - 17/0017/15-S 20150129