DONEPEZIL HYDROCHLORIDE - Generic Drug Details

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What are the generic drug sources for donepezil hydrochloride and what is the scope of patent protection?

Donepezil hydrochloride is the generic ingredient in six branded drugs marketed by Eisai Inc, Corium, Chartwell Rx, Hisun Pharm Hangzhou, Macleods Pharms Ltd, Sandoz, Sun Pharm Industries, Unichem, Zydus Pharms Usa Inc, Accord Hlthcare, Actavis Elizabeth, Alembic Pharms Ltd, Apotex, Aurobindo, Cadila Pharms Ltd, Cipla Ltd, Dexcel, Dr Reddys, Dr Reddys Labs Ltd, Endo Operations, Heritage Pharma, Hetero Labs Ltd V, Hikma Pharms, Indicus Pharma, Jubilant Generics, Lupin Ltd, Natco Pharma, Osmotica Pharm Us, Prinston Inc, Rising, Sciegen Pharms Inc, Strides Pharma, Sun Pharm, Sun Pharm Inds, Sun Pharm Inds Ltd, Torrent Pharms, Twi Pharms, Wockhardt, Zydus Lifesciences, Zydus Pharms, Amneal Pharms, Ani Pharms, and Abbvie, and is included in fifty-five NDAs. There are twenty-two patents protecting this compound and two Paragraph IV challenges. Additional information is available in the individual branded drug profile pages.

Donepezil hydrochloride has one hundred and twenty-five patent family members in sixteen countries.

There are thirty drug master file entries for donepezil hydrochloride. Thirty-eight suppliers are listed for this compound. There are four tentative approvals for this compound.

Summary for DONEPEZIL HYDROCHLORIDE

International Patents:	125
US Patents:	22
Tradenames:	6
Applicants:	43
NDAs:	55
Drug Master File Entries:	30
Finished Product Suppliers / Packagers:	38
Raw Ingredient (Bulk) Api Vendors:	158
Clinical Trials:	320
Patent Applications:	6,406
Patent Litigation and PTAB cases:	See patent lawsuits and PTAB cases for DONEPEZIL HYDROCHLORIDE
What excipients (inactive ingredients) are in DONEPEZIL HYDROCHLORIDE?	DONEPEZIL HYDROCHLORIDE excipients list
DailyMed Link:	DONEPEZIL HYDROCHLORIDE at DailyMed

Recent Clinical Trials for DONEPEZIL HYDROCHLORIDE

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

Sponsor	Phase
Duke University	Phase 2
NeuroSense Therapeutics Ltd.	Phase 2
Fundació Institut de Recerca de l'Hospital de la Santa Creu i Sant Pau	Phase 2

See all DONEPEZIL HYDROCHLORIDE clinical trials

Generic filers with tentative approvals for DONEPEZIL HYDROCHLORIDE

Applicant	Application No.	Strength	Dosage Form
⤷ Sign Up	⤷ Sign Up	10MG	TABLET; ORAL
⤷ Sign Up	⤷ Sign Up	5MG	TABLET; ORAL
⤷ Sign Up	⤷ Sign Up	10MG;21MG	CAPSULE, EXTENDED RELEASE;ORAL

The 'tentative' approval signifies that the product meets all FDA standards for marketing, and, but for the patents / regulatory protections, it would approved.

Pharmacology for DONEPEZIL HYDROCHLORIDE

Drug Class	Cholinesterase Inhibitor
Mechanism of Action	Cholinesterase Inhibitors

Anatomical Therapeutic Chemical (ATC) Classes for DONEPEZIL HYDROCHLORIDE

N06DA	Anticholinesterases
N06D	ANTI-DEMENTIA DRUGS
N06	PSYCHOANALEPTICS
N	Nervous system

Paragraph IV (Patent) Challenges for DONEPEZIL HYDROCHLORIDE

Tradename	Dosage	Ingredient	Strength	NDA	ANDAs Submitted	Submissiondate
ARICEPT	Tablets	donepezil hydrochloride	23 mg	022568		2013-07-09
ARICEPT ODT	Orally Disintegrating Tablets	donepezil hydrochloride	5 mg and 10 mg	021720	1	2010-06-30

US Patents and Regulatory Information for DONEPEZIL HYDROCHLORIDE

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Glossary

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Applicant	Tradename	Generic Name	Dosage	NDA	Approval Date	TE	Type	RLD	RS	Patent No.	Patent Expiration	Product	Substance	Delist Req.	Exclusivity Expiration
Abbvie	NAMZARIC	donepezil hydrochloride; memantine hydrochloride	CAPSULE, EXTENDED RELEASE;ORAL	206439-003	Jul 18, 2016		RX	Yes	No	⤷ Sign Up	⤷ Sign Up				⤷ Sign Up
Abbvie	NAMZARIC	donepezil hydrochloride; memantine hydrochloride	CAPSULE, EXTENDED RELEASE;ORAL	206439-002	Dec 23, 2014		RX	Yes	Yes	⤷ Sign Up	⤷ Sign Up			Y	⤷ Sign Up
Zydus Pharms Usa Inc	DONEPEZIL HYDROCHLORIDE	donepezil hydrochloride	TABLET, ORALLY DISINTEGRATING;ORAL	090175-002	May 10, 2011		DISCN	No	No	⤷ Sign Up	⤷ Sign Up				⤷ Sign Up
Indicus Pharma	DONEPEZIL HYDROCHLORIDE	donepezil hydrochloride	TABLET;ORAL	201634-002	Jun 13, 2012	AB	RX	No	No	⤷ Sign Up	⤷ Sign Up				⤷ Sign Up
Dr Reddys	DONEPEZIL HYDROCHLORIDE	donepezil hydrochloride	TABLET;ORAL	202723-001	Jul 24, 2013	AB	RX	No	No	⤷ Sign Up	⤷ Sign Up				⤷ Sign Up
Prinston Inc	DONEPEZIL HYDROCHLORIDE	donepezil hydrochloride	TABLET;ORAL	200292-002	May 31, 2011	AB	RX	No	No	⤷ Sign Up	⤷ Sign Up				⤷ Sign Up
Abbvie	NAMZARIC	donepezil hydrochloride; memantine hydrochloride	CAPSULE, EXTENDED RELEASE;ORAL	206439-001	Dec 23, 2014		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 DONEPEZIL HYDROCHLORIDE

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Applicant	Tradename	Generic Name	Dosage	NDA	Approval Date	Patent No.	Patent Expiration
Eisai Inc	ARICEPT	donepezil hydrochloride	TABLET;ORAL	020690-002	Nov 25, 1996	⤷ Sign Up	⤷ Sign Up
Eisai Inc	ARICEPT ODT	donepezil hydrochloride	TABLET, ORALLY DISINTEGRATING;ORAL	021720-002	Oct 18, 2004	⤷ Sign Up	⤷ Sign Up
Eisai Inc	ARICEPT	donepezil hydrochloride	TABLET;ORAL	020690-002	Nov 25, 1996	⤷ Sign Up	⤷ Sign Up
Eisai Inc	ARICEPT	donepezil hydrochloride	TABLET;ORAL	020690-002	Nov 25, 1996	⤷ Sign Up	⤷ Sign Up
Eisai Inc	ARICEPT	donepezil hydrochloride	TABLET;ORAL	020690-001	Nov 25, 1996	⤷ Sign Up	⤷ Sign Up
Eisai Inc	ARICEPT ODT	donepezil hydrochloride	TABLET, ORALLY DISINTEGRATING;ORAL	021720-001	Oct 18, 2004	⤷ Sign Up	⤷ Sign Up
Eisai Inc	ARICEPT	donepezil hydrochloride	TABLET;ORAL	020690-002	Nov 25, 1996	⤷ Sign Up	⤷ Sign Up
>Applicant	>Tradename	>Generic Name	>Dosage	>NDA	>Approval Date	>Patent No.	>Patent Expiration

International Patents for DONEPEZIL HYDROCHLORIDE

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Country	Patent Number	Title	Estimated Expiration
Japan	2022087276	メマンチン経皮送達システム	⤷ Sign Up
Mexico	2018008190	SISTEMAS Y METODOS PARA LA ADMINISTRACION TRANSDERMICA A LARGO PLAZO. (SYSTEMS AND METHODS FOR LONG TERM TRANSDERMAL ADMINISTRATION.)	⤷ Sign Up
South Korea	20190034601	염 약물의 염 약물에서 중성 약물으로의 제자리 전환에 의한 저용해도 또는 불안정한 이온화되지 않은 중성 약물의 경피성 제제 및 전달 방법	⤷ Sign Up
World Intellectual Property Organization (WIPO)	2018022818		⤷ Sign Up
South Korea	102406528		⤷ Sign Up
China	116270551	通过盐至中性药物原位转化的组合物、透皮贴剂及应用 (Composition for in-situ transformation from salt to neutral drug, transdermal patch and application)	⤷ Sign Up
Russian Federation	2401125	СПОСОБ СТАБИЛИЗАЦИИ ЛЕКАРСТВЕННОГО СРЕДСТВА ПРОТИВ ДЕМЕНЦИИ (METHOD OF ANTIDEMENTIA DRUG STABILISATION)	⤷ Sign Up
>Country	>Patent Number	>Title	>Estimated Expiration

Supplementary Protection Certificates for DONEPEZIL HYDROCHLORIDE

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Patent Number	Supplementary Protection Certificate	SPC Country	SPC Expiration	SPC Description
0296560	SPC/GB97/023	United Kingdom	⤷ Sign Up	PRODUCT NAME: DONEPEZIL, OPTIONALLY IN THE FORM OF A PHARMACEUTICALLY ACCEPTABLE SALT, INCLUDING THE HYDROCHLORIDE; REGISTERED: UK PL 10555/0006 19970214; UK PL 10555/0007 19970214
0296560	2/1998	Austria	⤷ Sign Up	PRODUCT NAME: DONEPEZIL UND SEINE PHARMAKOLOGISCH ANNEHMBAREN SALZE, INSBESONDERE DONEPEZIL HYDROCHLORID; NAT. REGISTRATION NO/DATE: 1-22056, 1-22057 19970728; FIRST REGISTRATION: GB PL105550006, PL105550007 19970214
>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.