TWIRLA Drug Patent Profile
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Which patents cover Twirla, and what generic alternatives are available?
Twirla is a drug marketed by Agile and is included in one NDA. There are three patents protecting this drug.
This drug has nineteen patent family members in twelve countries.
The generic ingredient in TWIRLA is ethinyl estradiol; levonorgestrel. There are twenty-six drug master file entries for this compound. Twenty-six suppliers are listed for this compound. Additional details are available on the ethinyl estradiol; levonorgestrel profile page.
DrugPatentWatch® Generic Entry Outlook for Twirla
There are two tentative approvals for the generic drug (ethinyl estradiol; levonorgestrel), which indicates the potential for near-term generic launch.
Indicators of Generic Entry
Summary for TWIRLA
International Patents: | 19 |
US Patents: | 3 |
Applicants: | 1 |
NDAs: | 1 |
Finished Product Suppliers / Packagers: | 1 |
Raw Ingredient (Bulk) Api Vendors: | 5 |
Patent Applications: | 339 |
Formulation / Manufacturing: | see details |
Drug Prices: | Drug price information for TWIRLA |
What excipients (inactive ingredients) are in TWIRLA? | TWIRLA excipients list |
DailyMed Link: | TWIRLA at DailyMed |


Pharmacology for TWIRLA
Drug Class | Estrogen Progestin Progestin-containing Intrauterine Device |
Mechanism of Action | Estrogen Receptor Agonists |
Physiological Effect | Inhibit Ovum Fertilization |
Anatomical Therapeutic Chemical (ATC) Classes for TWIRLA
US Patents and Regulatory Information for TWIRLA
TWIRLA is protected by three US patents and one FDA Regulatory Exclusivity.
Patents protecting TWIRLA
Dermal delivery device with reduced loss of its volatile components
Patent Number: ⤷ Try a Trial
Patent Expiration: ⤷ Try a Trial
Dermal delivery device with in situ seal
Patent Number: ⤷ Try a Trial
Patent Expiration: ⤷ Try a Trial
Dermal delivery device
Patent Number: ⤷ Try a Trial
Patent Expiration: ⤷ Try a Trial
FDA Regulatory Exclusivity protecting TWIRLA
NEW PRODUCT
Exclusivity Expiration: ⤷ 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 |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Agile | TWIRLA | ethinyl estradiol; levonorgestrel | SYSTEM;TRANSDERMAL | 204017-001 | Feb 14, 2020 | RX | Yes | Yes | ⤷ Try a Trial | ⤷ Try a Trial | Y | ⤷ Try a Trial | |||
Agile | TWIRLA | ethinyl estradiol; levonorgestrel | SYSTEM;TRANSDERMAL | 204017-001 | Feb 14, 2020 | RX | Yes | Yes | ⤷ Try a Trial | ⤷ Try a Trial | ⤷ Try a Trial | ||||
Agile | TWIRLA | ethinyl estradiol; levonorgestrel | SYSTEM;TRANSDERMAL | 204017-001 | Feb 14, 2020 | RX | Yes | Yes | ⤷ Try a Trial | ⤷ Try a Trial | Y | ⤷ Try a Trial | |||
Agile | TWIRLA | ethinyl estradiol; levonorgestrel | SYSTEM;TRANSDERMAL | 204017-001 | Feb 14, 2020 | RX | Yes | Yes | ⤷ 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 |
Expired US Patents for TWIRLA
Applicant | Tradename | Generic Name | Dosage | NDA | Approval Date | Patent No. | Patent Expiration |
---|---|---|---|---|---|---|---|
Agile | TWIRLA | ethinyl estradiol; levonorgestrel | SYSTEM;TRANSDERMAL | 204017-001 | Feb 14, 2020 | ⤷ Try a Trial | ⤷ Try a Trial |
Agile | TWIRLA | ethinyl estradiol; levonorgestrel | SYSTEM;TRANSDERMAL | 204017-001 | Feb 14, 2020 | ⤷ Try a Trial | ⤷ Try a Trial |
Agile | TWIRLA | ethinyl estradiol; levonorgestrel | SYSTEM;TRANSDERMAL | 204017-001 | Feb 14, 2020 | ⤷ Try a Trial | ⤷ Try a Trial |
Agile | TWIRLA | ethinyl estradiol; levonorgestrel | SYSTEM;TRANSDERMAL | 204017-001 | Feb 14, 2020 | ⤷ Try a Trial | ⤷ Try a Trial |
Agile | TWIRLA | ethinyl estradiol; levonorgestrel | SYSTEM;TRANSDERMAL | 204017-001 | Feb 14, 2020 | ⤷ Try a Trial | ⤷ Try a Trial |
>Applicant | >Tradename | >Generic Name | >Dosage | >NDA | >Approval Date | >Patent No. | >Patent Expiration |
International Patents for TWIRLA
When does loss-of-exclusivity occur for TWIRLA?
Based on analysis by DrugPatentWatch, the following patents block generic entry in the countries listed below:
Australia
Patent: 08275101
Estimated Expiration: ⤷ Try a Trial
Brazil
Patent: 0814697
Estimated Expiration: ⤷ Try a Trial
Canada
Patent: 92884
Estimated Expiration: ⤷ Try a Trial
China
Patent: 1801321
Estimated Expiration: ⤷ Try a Trial
Eurasian Patent Organization
Patent: 0208
Estimated Expiration: ⤷ Try a Trial
Patent: 1070123
Estimated Expiration: ⤷ Try a Trial
European Patent Office
Patent: 67001
Estimated Expiration: ⤷ Try a Trial
Patent: 67002
Estimated Expiration: ⤷ Try a Trial
Georgia, Republic of
Patent: 0125717
Estimated Expiration: ⤷ Try a Trial
Hong Kong
Patent: 42798
Estimated Expiration: ⤷ Try a Trial
Japan
Patent: 03235
Estimated Expiration: ⤷ Try a Trial
Patent: 72725
Estimated Expiration: ⤷ Try a Trial
Patent: 10533199
Estimated Expiration: ⤷ Try a Trial
Patent: 14159468
Estimated Expiration: ⤷ Try a Trial
New Zealand
Patent: 2565
Estimated Expiration: ⤷ Try a Trial
Spain
Patent: 81652
Estimated Expiration: ⤷ 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.
See the table below for additional patents covering TWIRLA around the world.
Country | Patent Number | Title | Estimated Expiration |
---|---|---|---|
Japan | 2011231125 | IMPROVED TRANSDERMAL CONTRACEPTIVE DELIVERY SYSTEM AND METHOD | ⤷ Try a Trial |
Georgia, Republic of | P20125717 | DEVICE FOR MEDICINE DIRECT DERMAL DELIVERY | ⤷ Try a Trial |
Canada | 2533312 | SYSTEME DE DELIVRANCE D'HORMONES TRANSDERMIQUE : COMPOSITIONS ET PROCEDES (TRANSDERMAL HORMONE DELIVERY SYSTEM: COMPOSITIONS AND METHODS) | ⤷ Try a Trial |
Japan | 2012092130 | TRANSDERMAL HORMONE DELIVERY SYSTEM: COMPOSITION AND METHOD | ⤷ Try a Trial |
European Patent Office | 1242012 | SYSTEME ET METHODE D'ADMINISTRATION DE CONTRACEPTION TRANSDERMIQUE AMELIORE (IMPROVED TRANSDERMAL CONTRACEPTIVE DELIVERY SYSTEM AND PROCESS) | ⤷ Try a Trial |
>Country | >Patent Number | >Title | >Estimated Expiration |
Supplementary Protection Certificates for TWIRLA
Patent Number | Supplementary Protection Certificate | SPC Country | SPC Expiration | SPC Description |
---|---|---|---|---|
1453521 | 15C0050 | France | ⤷ Try a Trial | PRODUCT NAME: ETHINYLESTRADIOL ET MELANGE DE LEVONORGESTREL ET ETHINYLESTRADIOL; NAT. REGISTRATION NO/DATE: NL 42237 20150320; FIRST REGISTRATION: SK - 17/0017/15-S 20150129 |
1214076 | 49/2008 | Austria | ⤷ Try a Trial | PRODUCT NAME: WIRKSTOFFKOMBINATION VON ETHINYLESTRADIOL UND DROSPIRENON; REGISTRATION NO/DATE: 1-27586 20080612 |
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 |
1380301 | CA 2009 00017 | Denmark | ⤷ Try a Trial | PRODUCT NAME: ETHINYLESTRADIOL (SOM BETADEXCLATHRAT) OG DROSPIRENON; NAT. REG. NO/DATE: 42417 (DK) 20080619; FIRST REG. NO/DATE: NL 33842 20070629 |
1453521 | CA 2016 00016 | Denmark | ⤷ Try a Trial | PRODUCT NAME: LEVONORGESTREL OG ETHINYLOESTRADIOL; NAT. REG. NO/DATE: 56336 20151105; FIRST REG. NO/DATE: SK 17/0017/15-S 20150211 |
>Patent Number | >Supplementary Protection Certificate | >SPC Country | >SPC Expiration | >SPC Description |