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Last Updated: November 21, 2024

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QSYMIA Drug Patent Profile


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

Qsymia is a drug marketed by Vivus Llc and is included in one NDA. There are six patents protecting this drug and one Paragraph IV challenge.

This drug has forty patent family members in seventeen countries.

The generic ingredient in QSYMIA is phentermine hydrochloride; topiramate. There are seventeen drug master file entries for this compound. One supplier is listed for this compound. Additional details are available on the phentermine hydrochloride; topiramate profile page.

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Drug patent expirations by year for QSYMIA
Drug Prices for QSYMIA

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Recent Clinical Trials for QSYMIA

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

SponsorPhase
Novo Nordisk A/SPhase 4
VIVUS LLCPhase 4
Alvogen KoreaPhase 4

See all QSYMIA clinical trials

Paragraph IV (Patent) Challenges for QSYMIA
Tradename Dosage Ingredient Strength NDA ANDAs Submitted Submissiondate
QSYMIA Extended-release Capsules phentermine hydrochloride; topiramate 3.75 mg/23 mg 7.5 mg/46 mg 11.25 mg/69 mg 15 mg/92 mg 022580 1 2013-07-18

US Patents and Regulatory Information for QSYMIA

QSYMIA is protected by six US patents and one FDA Regulatory Exclusivity.

Patents protecting QSYMIA

Low dose topiramate/phentermine composition and methods of use thereof
Patent Number: ⤷  Sign Up
Patent Expiration: ⤷  Sign Up

Escalating dosing regimen for effecting weight loss and treating obesity
Patent Number: ⤷  Sign Up
Patent Expiration: ⤷  Sign Up
Patented Use: FOR CHRONIC WEIGHT MANAGEMENT IN ADULTS WITH BMI >=30 KG/M2, AND PATIENTS AGE 12-17 WITH BMI >=30 KG/M2 AND IN THE 95TH PERCENTILE OR GREATER (STANDARDIZED FOR AGE AND SEX), EACH HAVING A WEIGHT-RELATED COMORBIDITY

Escalating dosing regimen for effecting weight loss and treating obesity
Patent Number: ⤷  Sign Up
Patent Expiration: ⤷  Sign Up
Patented Use: FOR CHRONIC WEIGHT MANAGEMENT IN ADULTS WITH BMI >=30 KG/M2 OR BMI >=27 KG/M2 WITH A WEIGHT-RELATED COMORBIDITY, AND PATIENTS AGE 12-17 WITH BMI >=25 KG/M2 IN THE 95TH PERCENTILE OR GREATER (STANDARDIZED FOR AGE AND SEX)

Low dose topiramate/phentermine composition and methods of use thereof
Patent Number: ⤷  Sign Up
Patent Expiration: ⤷  Sign Up

Low dose topiramate/phentermine composition and methods of use thereof
Patent Number: ⤷  Sign Up
Patent Expiration: ⤷  Sign Up

Escalating dosing regimen for effecting weight loss and treating obesity
Patent Number: ⤷  Sign Up
Patent Expiration: ⤷  Sign Up
Patented Use: FOR CHRONIC WEIGHT MANAGEMENT IN ADULTS WITH BMI >=30 KG/M2 OR BMI >=27 KG/M2 WITH A WEIGHT-RELATED COMORBIDITY, AND PATIENTS AGE 12-17 WITH BMI >=25 KG/M2 IN THE 95TH PERCENTILE OR GREATER (STANDARDIZED FOR AGE AND SEX)

FDA Regulatory Exclusivity protecting QSYMIA

NEW PATIENT POPULATION
Exclusivity Expiration: ⤷  Sign Up

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Exclusivity Expiration
Vivus Llc QSYMIA phentermine hydrochloride; topiramate CAPSULE, EXTENDED RELEASE;ORAL 022580-004 Jul 17, 2012 AB RX Yes Yes ⤷  Sign Up ⤷  Sign Up ⤷  Sign Up
Vivus Llc QSYMIA phentermine hydrochloride; topiramate CAPSULE, EXTENDED RELEASE;ORAL 022580-001 Jul 17, 2012 AB RX Yes No ⤷  Sign Up ⤷  Sign Up ⤷  Sign Up
Vivus Llc QSYMIA phentermine hydrochloride; topiramate CAPSULE, EXTENDED RELEASE;ORAL 022580-003 Jul 17, 2012 AB RX Yes No ⤷  Sign Up ⤷  Sign Up Y ⤷  Sign Up
Vivus Llc QSYMIA phentermine hydrochloride; topiramate CAPSULE, EXTENDED RELEASE;ORAL 022580-004 Jul 17, 2012 AB RX Yes Yes ⤷  Sign Up ⤷  Sign Up ⤷  Sign Up
Vivus Llc QSYMIA phentermine hydrochloride; topiramate CAPSULE, EXTENDED RELEASE;ORAL 022580-001 Jul 17, 2012 AB RX Yes No ⤷  Sign Up ⤷  Sign Up ⤷  Sign Up
Vivus Llc QSYMIA phentermine hydrochloride; topiramate CAPSULE, EXTENDED RELEASE;ORAL 022580-001 Jul 17, 2012 AB RX Yes No ⤷  Sign Up ⤷  Sign Up Y ⤷  Sign Up
>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 QSYMIA

Applicant Tradename Generic Name Dosage NDA Approval Date Patent No. Patent Expiration
Vivus Llc QSYMIA phentermine hydrochloride; topiramate CAPSULE, EXTENDED RELEASE;ORAL 022580-002 Jul 17, 2012 ⤷  Sign Up ⤷  Sign Up
Vivus Llc QSYMIA phentermine hydrochloride; topiramate CAPSULE, EXTENDED RELEASE;ORAL 022580-002 Jul 17, 2012 ⤷  Sign Up ⤷  Sign Up
Vivus Llc QSYMIA phentermine hydrochloride; topiramate CAPSULE, EXTENDED RELEASE;ORAL 022580-004 Jul 17, 2012 ⤷  Sign Up ⤷  Sign Up
Vivus Llc QSYMIA phentermine hydrochloride; topiramate CAPSULE, EXTENDED RELEASE;ORAL 022580-003 Jul 17, 2012 ⤷  Sign Up ⤷  Sign Up
Vivus Llc QSYMIA phentermine hydrochloride; topiramate CAPSULE, EXTENDED RELEASE;ORAL 022580-001 Jul 17, 2012 ⤷  Sign Up ⤷  Sign Up
Vivus Llc QSYMIA phentermine hydrochloride; topiramate CAPSULE, EXTENDED RELEASE;ORAL 022580-004 Jul 17, 2012 ⤷  Sign Up ⤷  Sign Up
>Applicant >Tradename >Generic Name >Dosage >NDA >Approval Date >Patent No. >Patent Expiration

International Patents for QSYMIA

When does loss-of-exclusivity occur for QSYMIA?

Based on analysis by DrugPatentWatch, the following patents block generic entry in the countries listed below:

Australia

Patent: 09257572
Patent: Low dose topiramate/phentermine composition and methods of use thereof
Estimated Expiration: ⤷  Sign Up

Patent: 09257573
Patent: Escalating dosing regimen for effecting weight loss and treating obesity
Estimated Expiration: ⤷  Sign Up

Brazil

Patent: 0914985
Patent: composição de baixa dose de topiramato/fentermina e métodos de utilização dessa
Estimated Expiration: ⤷  Sign Up

Patent: 0914991
Patent: regime de doses crescentes para conseguir a perda de peso e tratar obesidade
Estimated Expiration: ⤷  Sign Up

Canada

Patent: 27313
Patent: PROTOCOLE D'ADMINISTRATION DE DOSES CROISSANTES VISANT A UNE PERTE DE POIDS ET A UN TRAITEMENT DE L'OBESITE (ESCALATING DOSING REGIMEN FOR EFFECTING WEIGHT LOSS AND TREATING OBESITY)
Estimated Expiration: ⤷  Sign Up

Patent: 27319
Patent: COMPOSITION DE TOPIRAMATE/PHENTERMINE A FAIBLE DOSE ET SES PROCEDES D'UTILISATION (LOW DOSE TOPIRAMATE/PHENTERMINE COMPOSTION AND METHODS OF USE THEREOF)
Estimated Expiration: ⤷  Sign Up

Chile

Patent: 10001365
Patent: Uso de fentermina en combinacion con topiramato para tratar la obesidad mediante una reduccion de peso en una persona.
Estimated Expiration: ⤷  Sign Up

Patent: 10001366
Patent: Composicion farmaceutica de liberacion controlada que comprende topiramato, celulosa microcristalina y metilcelulosa; preparado farmaceutico que la comprende, util para tratar la obesidad, diabetes o una afeccion relacionada.
Estimated Expiration: ⤷  Sign Up

China

Patent: 2112126
Patent: Low dose topiramate/phentermine compostion and methods of use thereof
Estimated Expiration: ⤷  Sign Up

Patent: 2112127
Patent: Escalating dosing regimen for effecting weight loss and treating obesity
Estimated Expiration: ⤷  Sign Up

Patent: 4825477
Patent: Low dose Phentermine Composition And Methods Of Use Thereof
Estimated Expiration: ⤷  Sign Up

Patent: 5534921
Patent: Novel topiramate compositions and an escalating dosing strategy for treating obesity and related disorders
Estimated Expiration: ⤷  Sign Up

Cyprus

Patent: 18103
Estimated Expiration: ⤷  Sign Up

Denmark

Patent: 17997
Estimated Expiration: ⤷  Sign Up

European Patent Office

Patent: 00002
Patent: PROTOCOLE D ADMINISTRATION DE DOSES CROISSANTES VISANT À UNE PERTE DE POIDS ET À UN TRAITEMENT DE L OBÉSITÉ (ESCALATING DOSING REGIMEN FOR EFFECTING WEIGHT LOSS AND TREATING OBESITY)
Estimated Expiration: ⤷  Sign Up

Patent: 17997
Patent: COMPOSITION DE TOPIRAMATE/PHENTERMINE À FAIBLE DOSE ET SES PROCÉDÉS D UTILISATION (LOW DOSE TOPIRAMATE/PHENTERMINE COMPOSTION AND METHODS OF USE THEREOF)
Estimated Expiration: ⤷  Sign Up

Hong Kong

Patent: 13489
Patent: 低劑量的托吡酯/苯丁胺組合物及其使用方法 (LOW DOSE TOPIRAMATE PHENTERMINE COMPOSTION AND METHODS OF USE THEREOF)
Estimated Expiration: ⤷  Sign Up

Israel

Patent: 9874
Patent: תכשיר טופירמאט/פנטרמין בעל מינון נמוך ושיטות לשימוש בו (Low dose topiramate/phentermine composition and methods of use thereof)
Estimated Expiration: ⤷  Sign Up

Patent: 9875
Patent: Topiramate ו- phentermine לצורך ירידה במשקל במשטר מינון עולה (Topiramate and phentermine for effecting weight loss in an escalating dosing regimen)
Estimated Expiration: ⤷  Sign Up

Japan

Patent: 52595
Estimated Expiration: ⤷  Sign Up

Patent: 77053
Estimated Expiration: ⤷  Sign Up

Patent: 14750
Estimated Expiration: ⤷  Sign Up

Patent: 11522896
Estimated Expiration: ⤷  Sign Up

Patent: 11522897
Estimated Expiration: ⤷  Sign Up

Patent: 15166380
Patent: 体重減少の達成および肥満症の治療のための漸増用量投与計画(ESCALATINGDOSINGREGIMEN) (ESCALATING DOSING REGIMEN (ESCALATINGDOSINGREGIMEN) FOR ACHIEVING WEIGHT REDUCTION AND TREATING OBESITY)
Estimated Expiration: ⤷  Sign Up

Patent: 16006085
Patent: 低用量トピラメート/フェンテルミン組成物およびその使用方法 (LOW DOSE TOPIRAMATE/PHENTERMINE COMPOSITION AND METHODS OF USE THEREOF)
Estimated Expiration: ⤷  Sign Up

Patent: 17078083
Patent: 低用量トピラメート/フェンテルミン組成物およびその使用方法 (LOW DOSE TOPIRAMATE/PHENTERMINE COMPOSITION AND METHODS OF USE THEREOF)
Estimated Expiration: ⤷  Sign Up

Patent: 17105788
Patent: 体重減少の達成および肥満症の治療のための漸増用量投与計画(ESCALATING DOSING REGIMEN) (ESCALATING DOSING REGIMEN FOR EFFECTING WEIGHT LOSS AND TREATING OBESITY)
Estimated Expiration: ⤷  Sign Up

Mexico

Patent: 2684
Patent: REGIMEN DE DOSIFICACION ESCALANTE PARA EFECTUAR LA PERDIDA DE PESO Y EL TRATAMIENTO DE OBESIDAD. (ESCALATING DOSING REGIMEN FOR EFFECTING WEIGHT LOSS AND TREATING OBESITY.)
Estimated Expiration: ⤷  Sign Up

Patent: 10013503
Patent: COMPOSICION DE TOPIRAMATO/FENTERMINA DE BAJA DOSIS Y METODOS DE USO DE LA MISMA. (LOW DOSE TOPIRAMATE/PHENTERMINE COMPOSTION AND METHODS OF USE THEREOF.)
Estimated Expiration: ⤷  Sign Up

Patent: 10013505
Patent: REGIMEN DE DOSIFICACION ESCALANTE PARA EFECTUAR LA PERDIDA DE PESO Y EL TRATAMIENTO DE OBESIDAD. (ESCALATING DOSING REGIMEN FOR EFFECTING WEIGHT LOSS AND TREATING OBESITY.)
Estimated Expiration: ⤷  Sign Up

Portugal

Patent: 17997
Estimated Expiration: ⤷  Sign Up

South Africa

Patent: 1008839
Patent: LOW DOSE TOPIRAMATE/PHENTERMINE COMPOSITION AND METHODS OF USE THEREOF
Estimated Expiration: ⤷  Sign Up

Patent: 1008840
Patent: ESCALATING DOSING REGIMEN FOR EFFECTING WEIGHT LOSS AND TREATING OBESITY
Estimated Expiration: ⤷  Sign Up

South Korea

Patent: 110042280
Patent: LOW DOSE TOPIRAMATE/PHENTERMINE COMPOSITION AND METHODS OF USE THEREOF
Estimated Expiration: ⤷  Sign Up

Patent: 110044847
Estimated Expiration: ⤷  Sign Up

Patent: 140121491
Patent: ESCALATING DOSING REGIMEN FOR EFFECTING WEIGHT LOSS AND TREATING OBESITY
Estimated Expiration: ⤷  Sign Up

Spain

Patent: 06041
Estimated Expiration: ⤷  Sign Up

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 QSYMIA around the world.

Country Patent Number Title Estimated Expiration
South Africa 201008839 LOW DOSE TOPIRAMATE/PHENTERMINE COMPOSITION AND METHODS OF USE THEREOF ⤷  Sign Up
Brazil PI0914991 regime de doses crescentes para conseguir a perda de peso e tratar obesidade ⤷  Sign Up
Cyprus 1118103 ⤷  Sign Up
China 1224352 ⤷  Sign Up
South Korea 20110044847 ⤷  Sign Up
Canada 2377330 THERAPIE COMBINEE PERMETTANT DE PERDRE DU POIDS ET DE TRAITER L'OBESITE (COMBINATION THERAPY FOR EFFECTING WEIGHT LOSS AND TREATING OBESITY) ⤷  Sign Up
>Country >Patent Number >Title >Estimated Expiration

Supplementary Protection Certificates for QSYMIA

Patent Number Supplementary Protection Certificate SPC Country SPC Expiration SPC Description
2317997 CR 2021 00049 Denmark ⤷  Sign Up PRODUCT NAME: PHENTERMIN OG TOPIRAMAT; NAT. REG. NO/DATE: 63166, 63167, 63168, 63169 20210705; FIRST REG. NO/DATE: IS IS/1/21/018/01-04 20210212
2317997 2190050-1 Sweden ⤷  Sign Up PRODUCT NAME: PHENTERMINE AND TOPIRAMATE; NAT. REG. NO/DATE: 59574-59577 20210617; FIRST REG.: IS IS/1/21/018/01-04 20210212
2317997 CA 2021 00049 Denmark ⤷  Sign Up PRODUCT NAME: PHENTERMIN OG TOPIRAMAT; NAT. REG. NO/DATE: 63166, 63167, 63168, 63169 20210705; FIRST REG. NO/DATE: IS IS/1/21/018/01-04 20210212
>Patent Number >Supplementary Protection Certificate >SPC Country >SPC Expiration >SPC Description

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Drugs may be covered by multiple patents or regulatory protections. All trademarks and applicant names are the property of their respective owners or licensors. Although great care is taken in the proper and correct provision of this service, thinkBiotech LLC does not accept any responsibility for possible consequences of errors or omissions in the provided data. The data presented herein is for information purposes only. There is no warranty that the data contained herein is error free. thinkBiotech performs no independent verification of facts as provided by public sources nor are attempts made to provide legal or investing advice. Any reliance on data provided herein is done solely at the discretion of the user. Users of this service are advised to seek professional advice and independent confirmation before considering acting on any of the provided information. thinkBiotech LLC reserves the right to amend, extend or withdraw any part or all of the offered service without notice.