You're using a free limited version of DrugPatentWatch: Upgrade for Complete Access

Last Updated: November 4, 2024

NAMENDA XR Drug Patent Profile


✉ Email this page to a colleague

« Back to Dashboard


Which patents cover Namenda Xr, and when can generic versions of Namenda Xr launch?

Namenda Xr is a drug marketed by Abbvie and is included in one NDA. There is one patent protecting this drug and one Paragraph IV challenge.

This drug has ten patent family members in nine countries.

The generic ingredient in NAMENDA XR is memantine hydrochloride. There are twenty-eight drug master file entries for this compound. Forty suppliers are listed for this compound. Additional details are available on the memantine hydrochloride profile page.

DrugPatentWatch® Litigation and Generic Entry Outlook for Namenda Xr

A generic version of NAMENDA XR was approved as memantine hydrochloride by DR REDDYS LABS LTD on April 14th, 2010.

  Sign Up

AI Research Assistant
Questions you can ask:
  • What is the 5 year forecast for NAMENDA XR?
  • What are the global sales for NAMENDA XR?
  • What is Average Wholesale Price for NAMENDA XR?
Drug patent expirations by year for NAMENDA XR
Drug Prices for NAMENDA XR

See drug prices for NAMENDA XR

Drug Sales Revenue Trends for NAMENDA XR

See drug sales revenues for NAMENDA XR

Recent Clinical Trials for NAMENDA XR

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

SponsorPhase
University of ChicagoPhase 2/Phase 3
Children's Hospital Medical Center, CincinnatiEarly Phase 1
Eunice Kennedy Shriver National Institute of Child Health and Human Development (NICHD)Early Phase 1

See all NAMENDA XR clinical trials

Pharmacology for NAMENDA XR
Paragraph IV (Patent) Challenges for NAMENDA XR
Tradename Dosage Ingredient Strength NDA ANDAs Submitted Submissiondate
NAMENDA XR Extended-release Capsules memantine hydrochloride 7 mg, 14 mg, 21 mg, and 28 mg 022525 1 2013-06-10

US Patents and Regulatory Information for NAMENDA XR

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Exclusivity Expiration
Abbvie NAMENDA XR memantine hydrochloride CAPSULE, EXTENDED RELEASE;ORAL 022525-001 Jun 21, 2010 DISCN Yes No ⤷  Sign Up ⤷  Sign Up Y ⤷  Sign Up
Abbvie NAMENDA XR memantine hydrochloride CAPSULE, EXTENDED RELEASE;ORAL 022525-004 Jun 21, 2010 DISCN Yes No ⤷  Sign Up ⤷  Sign Up Y ⤷  Sign Up
Abbvie NAMENDA XR memantine hydrochloride CAPSULE, EXTENDED RELEASE;ORAL 022525-002 Jun 21, 2010 DISCN Yes No ⤷  Sign Up ⤷  Sign Up Y ⤷  Sign Up
Abbvie NAMENDA XR memantine hydrochloride CAPSULE, EXTENDED RELEASE;ORAL 022525-003 Jun 21, 2010 DISCN 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 NAMENDA XR

Applicant Tradename Generic Name Dosage NDA Approval Date Patent No. Patent Expiration
Abbvie NAMENDA XR memantine hydrochloride CAPSULE, EXTENDED RELEASE;ORAL 022525-004 Jun 21, 2010 ⤷  Sign Up ⤷  Sign Up
Abbvie NAMENDA XR memantine hydrochloride CAPSULE, EXTENDED RELEASE;ORAL 022525-001 Jun 21, 2010 ⤷  Sign Up ⤷  Sign Up
Abbvie NAMENDA XR memantine hydrochloride CAPSULE, EXTENDED RELEASE;ORAL 022525-003 Jun 21, 2010 ⤷  Sign Up ⤷  Sign Up
Abbvie NAMENDA XR memantine hydrochloride CAPSULE, EXTENDED RELEASE;ORAL 022525-002 Jun 21, 2010 ⤷  Sign Up ⤷  Sign Up
>Applicant >Tradename >Generic Name >Dosage >NDA >Approval Date >Patent No. >Patent Expiration

EU/EMA Drug Approvals for NAMENDA XR

Company Drugname Inn Product Number / Indication Status Generic Biosimilar Orphan Marketing Authorisation Marketing Refusal
Merz Pharmaceuticals GmbH   Memantine Merz memantine hydrochloride EMEA/H/C/002711
Treatment of patients with moderate to severe Alzheimer’s disease.
Authorised no no no 2012-11-22
>Company >Drugname >Inn >Product Number / Indication >Status >Generic >Biosimilar >Orphan >Marketing Authorisation >Marketing Refusal

International Patents for NAMENDA XR

See the table below for patents covering NAMENDA XR around the world.

Country Patent Number Title Estimated Expiration
South Africa 200709535 Methods and compositions for the treatment of CNS-related conditions ⤷  Sign Up
Mexico PA06014587 FORMULACIONES DE LIBERACION MODIFICADA DE FORMULACIONES DE DOSIFICACION ORAL DE MEMANTINA. (MODIFIED RELEASE FORMULATION OF MEMANTINE.) ⤷  Sign Up
European Patent Office 1827385 COMPOSITION PHARMACEUTIQUE CONTENANT MEMANTINE DANS UNE FORME À LIBERATION PROLONGÉE POUR LE TRATIEMENT DE DEMENTIA (PHARMACEUTICAL COMPOSITION COMPRISING MEMANTINE IN AN EXTENDED DOSAGE RELEASE FORM FOR USE IN THE TREATMENT OF DEMENTIAS) ⤷  Sign Up
China 101060830 Combination of a NMDA receptor antagonist and an anti-depressive drug mao-inhibitor or a gadph-inhibitor for the treatment of psychiatric conditions ⤷  Sign Up
Japan 2007522249 ⤷  Sign Up
>Country >Patent Number >Title >Estimated Expiration

Supplementary Protection Certificates for NAMENDA XR

Patent Number Supplementary Protection Certificate SPC Country SPC Expiration SPC Description
0392059 90988 Luxembourg ⤷  Sign Up
0392059 0290025-6 Sweden ⤷  Sign Up PRODUCT NAME: MEMANTIN, 1-AMINO-3,5-DIMETYLADAMANTAN; REGISTRATION NO/DATE: EU/1/02/219/001 20020515
0392059 2002C/035 Belgium ⤷  Sign Up PRODUCT NAME: MEMANTINE; REGISTRATION NO/DATE: EU/1/02/219/001 20020517
0392059 SPC/GB02/046 United Kingdom ⤷  Sign Up PRODUCT NAME: MEMANTINE AND ITS PHARMACEUTICALLY ACCEPTABLE SALTS; REGISTERED: UK EU/1/02/219/001 20020515; UK EU/1/02/219/002 20020515; UK EU/1/02/219/003 20020515; UK EU/1/02/219/004 20020515; UK EU/1/02/219/005 20020515; UK EU/1/02/219/006 20020515
>Patent Number >Supplementary Protection Certificate >SPC Country >SPC Expiration >SPC Description

Make Better Decisions: Try a trial or see plans & pricing

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.