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Last Updated: April 19, 2024

LETROZOLE; RIBOCICLIB SUCCINATE - Generic Drug Details


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What are the generic drug sources for letrozole; ribociclib succinate and what is the scope of freedom to operate?

Letrozole; ribociclib succinate is the generic ingredient in one branded drug marketed by Novartis and is included in one NDA. There are eight patents protecting this compound. Additional information is available in the individual branded drug profile pages.

Letrozole; ribociclib succinate has one hundred and eighty-three patent family members in fifty-three countries.

One supplier is listed for this compound.

Summary for LETROZOLE; RIBOCICLIB SUCCINATE
DrugPatentWatch® Estimated Loss of Exclusivity (LOE) Date for LETROZOLE; RIBOCICLIB SUCCINATE
Generic Entry Date for LETROZOLE; RIBOCICLIB SUCCINATE*:
Constraining patent/regulatory exclusivity:
Dosage:
TABLET, 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.

Paragraph IV (Patent) Challenges for LETROZOLE; RIBOCICLIB SUCCINATE
Tradename Dosage Ingredient Strength NDA ANDAs Submitted Submissiondate
KISQALI FEMARA CO-PACK (COPACKAGED) Tablets letrozole; ribociclib succinate 200 mg and 2.5 mg 209935 4 2021-03-15

US Patents and Regulatory Information for LETROZOLE; RIBOCICLIB SUCCINATE

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Exclusivity Expiration
Novartis KISQALI FEMARA CO-PACK (COPACKAGED) letrozole; ribociclib succinate TABLET;ORAL 209935-001 May 4, 2017 RX Yes Yes ⤷  Try a Trial ⤷  Try a Trial Y Y ⤷  Try a Trial
Novartis KISQALI FEMARA CO-PACK (COPACKAGED) letrozole; ribociclib succinate TABLET;ORAL 209935-001 May 4, 2017 RX Yes Yes ⤷  Try a Trial ⤷  Try a Trial ⤷  Try a Trial
Novartis KISQALI FEMARA CO-PACK (COPACKAGED) letrozole; ribociclib succinate TABLET;ORAL 209935-001 May 4, 2017 RX Yes Yes ⤷  Try a Trial ⤷  Try a Trial ⤷  Try a Trial
Novartis KISQALI FEMARA CO-PACK (COPACKAGED) letrozole; ribociclib succinate TABLET;ORAL 209935-001 May 4, 2017 RX Yes Yes ⤷  Try a Trial ⤷  Try a Trial ⤷  Try a Trial
Novartis KISQALI FEMARA CO-PACK (COPACKAGED) letrozole; ribociclib succinate TABLET;ORAL 209935-001 May 4, 2017 RX Yes Yes ⤷  Try a Trial ⤷  Try a Trial Y Y ⤷  Try a Trial
Novartis KISQALI FEMARA CO-PACK (COPACKAGED) letrozole; ribociclib succinate TABLET;ORAL 209935-001 May 4, 2017 RX Yes Yes ⤷  Try a Trial ⤷  Try a Trial Y Y ⤷  Try a Trial
Novartis KISQALI FEMARA CO-PACK (COPACKAGED) letrozole; ribociclib succinate TABLET;ORAL 209935-001 May 4, 2017 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

International Patents for LETROZOLE; RIBOCICLIB SUCCINATE

Country Patent Number Title Estimated Expiration
European Patent Office 2716643 Composés de la pyrazolopyrimidine et ses utilisations (Pyrrolopyrimidine compounds and their uses) ⤷  Try a Trial
China 107530292 瑞博西尼片剂 (Ribociclib tablet) ⤷  Try a Trial
South Korea 20110052713 PYRROLOPYRIMIDINE COMPOUNDS AS CDK INHIBITORS ⤷  Try a Trial
Spain 2623133 ⤷  Try a Trial
Cyprus 1115703 ⤷  Try a Trial
Portugal 2331547 ⤷  Try a Trial
Costa Rica 20110101 COMPUESTOS DE PIRROLO-PIRIMIDINA COMO INHIBIDORES DE CDK ⤷  Try a Trial
>Country >Patent Number >Title >Estimated Expiration

Supplementary Protection Certificates for LETROZOLE; RIBOCICLIB SUCCINATE

Patent Number Supplementary Protection Certificate SPC Country SPC Expiration SPC Description
2331547 C20170039 00245 Estonia ⤷  Try a Trial PRODUCT NAME: RIBOTSIKLIIB;REG NO/DATE: EU/1/17/1221 24.08.2017
2331547 122017000102 Germany ⤷  Try a Trial PRODUCT NAME: RIBOCICLIB ODER EIN PHARMAZEUTISCH ANNEHMBARES SALZ DAVON.; REGISTRATION NO/DATE: EU/1/17/1221 20170822
2331547 66/2017 Austria ⤷  Try a Trial PRODUCT NAME: RIBOCICLIB ODER EIN PHARMAZEUTISCH ANNEHMBARES SALZ DAVON; REGISTRATION NO/DATE: EU/1/17/1221 (MITTEILUNG) 20170824
0236940 97C0053 Belgium ⤷  Try a Trial PRODUCT NAME: LETROZOLE; NAT. REGISTRATION NO/DATE: 206 IS 241 F 3 19970616; FIRST REGISTRATION: FR 341 474.2 1996072
2331547 C02331547/01 Switzerland ⤷  Try a Trial PRODUCT NAME: RIBOCICLIB; REGISTRATION NO/DATE: SWISSMEDIC-ZULASSUNG 66377 24.10.2017
2331547 PA2017039 Lithuania ⤷  Try a Trial PRODUCT NAME: RIBOCIKLIBAS ARBA JO FARMACINIU POZIURIU PRIIMTINA DRUSKA; REGISTRATION NO/DATE: EU/1/17/1221 20170822
2331547 C201730045 Spain ⤷  Try a Trial PRODUCT NAME: RIBOCICLIB O UNA SAL DE ESTE FARMACEUTICAMENTE ACEPTABLE; NATIONAL AUTHORISATION NUMBER: EU/1/17/1221; DATE OF AUTHORISATION: 20170822; NUMBER OF FIRST AUTHORISATION IN EUROPEAN ECONOMIC AREA (EEA): EU/1/17/1221; DATE OF FIRST AUTHORISATION IN EEA: 20170822
>Patent Number >Supplementary Protection Certificate >SPC Country >SPC Expiration >SPC Description

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