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Last Updated: March 29, 2020

DrugPatentWatch Database Preview

TAGAMET Drug Profile


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

Tagamet is a drug marketed by Glaxosmithkline and Medtech Products and is included in six NDAs.

The generic ingredient in TAGAMET is cimetidine. There are twenty-five drug master file entries for this compound. Additional details are available on the cimetidine profile page.

US ANDA Litigation and Generic Entry Outlook for Tagamet

A generic version of TAGAMET was approved as cimetidine by MYLAN on May 17th, 1994.

  Start Trial

Drug patent expirations by year for TAGAMET
Drug Prices for TAGAMET

See drug prices for TAGAMET

Recent Clinical Trials for TAGAMET

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

SponsorPhase
Bristol-Myers SquibbPhase 2
M.D. Anderson Cancer CenterPhase 2
National Cancer Institute (NCI)Phase 1

See all TAGAMET clinical trials

Recent Litigation for TAGAMET

Identify potential future generic entrants

District Court Litigation
Case NameDate
In re: &039318 Patent Infringement Litigation2005-06-03
In re: '318 Patent Infringement Litigation2005-06-03

See all TAGAMET litigation

Synonyms for TAGAMET
(cimetidine) N-methyl-N-[2-(5-methyl-1H-4-imidazolylmethylsulfanyl)ethyl]cyanoiminomethanediamine
(Cimetidine) N-Methyl-N''''''''-[2-(5-methyl-1H-imidazol-4-ylmethylsulfanyl)-ethyl]-guanidine,cyanide
(Cimetidine)N-methyl-N-[2-(5-methyl-1H-4-imidazolylmethylsulfanyl)ethyl]cyanomethyliminomethanediamine
(E)-2-cyano-1-methyl-3-(2-(((5-methyl-1H-imidazol-4-yl)methyl)thio)ethyl)guanidine
(Z)-1-cyano-2-methyl-3-(2-{[(5-methyl-1H-imidazol-4-yl)methyl]sulfanyl}ethyl)guanidine
{(1E)-1-(methylamino)-4-[(4-methylimidazol-5-yl)methylthio]-2-azabut-1-enyl}am inocarbonitrile
1-Cyan-2-methyl-3-(2-{[(5-methylimidazol-4-yl)methyl]thio}ethyl)guanidin
1-Cyano-2-methyl-3-(2-(((5-methyl-4-imidazolyl)methyl)thio)ethyl)guanidine
1-cyano-2-methyl-3-(2-((5-methyl-1H-imidazol-4-yl)methylthio)ethyl)guanidine
1-cyano-2-methyl-3-(2-{[(5-methyl-1H-imidazol-4-yl)methyl]sulfanyl}ethyl)guanidine
1-cyano-2-methyl-3-[2-[(5-methyl-1H-imidazol-4-yl)methylsulfanyl]ethyl]guanidine
1-cyano-2-methyl-3-[2-[(5-methyl-1H-imidazol-4-yl)methylthio]ethyl]guanidine
1-Cyano-2-methyl-3-[2-[[(5-methylimidazol-4-yl)methyl]thio]ethyl]guanidine
1-Ethyl-2,3-dimethylimidazolium tosylate, 98% [EDiMIM] [TOS]
2-Chloro-5-(1-hydroxy-3-oxo-2,3-dihydro-1H-isoindol-1-yl)-benzenesulfonamide(Cimetidine)
2-Cyano-1-methyl-3-(2-(((5-methylimidazol-4-yl)methyl)thio)ethyl)guanidine
2-cyano-1-methyl-3-(2-{[(5-methyl-1H-imidazol-4-yl)methyl]sulfanyl}ethyl)guanidine
2-cyano-1-methyl-3-(2-{[(5-methyl-1H-imidazol-4-yl)methyl]thio}ethyl)guanidine
2-cyano-1-methyl-3-[2-[(5-methyl-1H-imidazol-4-yl)methylsulfanyl]ethyl]guanidine
2-Methyl-8-phenethyl-imidazo[1,2-a]pyridine-3-carboxylic acid methyl ester(cimetidine)
2-methylamino-2-[2-(4-methyl-1H-5-imidazolylmethylsulfanyl)ethylamino]-(E)-1-imino cyanide
2-methylamino-2-[2-(5-methyl-1H-4-imidazolylmethylsulfanyl)ethylamino]-(Z)-1-imino cyanide(cimetidine)
2984-61-4
3-cyano-2-methyl-1-[2-[(5-methyl-1H-imidazol-4-yl)methylsulfanyl]ethyl]guanidine
4-(((2-(((cyanoamino)(methylamino)methylene)amino)ethyl)thio)methyl)-5-methyl-1H-imidazole
481C619
4H -Dithieno[3,2-b :2',3'-d ]pyrrole, 4-(1-octylnonyl)-
51481-61-9
76181-71-0
80061L1WGD
943920-67-0
A10218
A828616
AB00052157_04
AB00052157_05
AB00052157-03
AB0013083
AB03708
AB1009523
AC-8100
Acibilin
Acinil
AK-77142
AKOS005460997
AKOS015900557
AKOS015951369
AKOS016003398
AKOS016340377
AKOS026749950
AKOS032949548
Altramet
ANW-46065
AQIXAKUUQRKLND-UHFFFAOYSA-N
BDBM181119
BDBM22889
BDBM50103595
BDBM50403559
Biomet400
BPBio1_000101
BRD-K18618618-001-01-6
BRD-K34157611-001-04-6
BRD-K34157611-001-07-9
Brumetadina
Brumetidina
BSPBio_000091
BSPBio_002978
C 4522
C06952
C10H16N6S
CCG-204388
CCG-220026
CCG-221597
CCG-40160
CCRIS 3247
cemitidine
CHEBI:3699
CHEMBL30
Ci metum
Cimal
Cimetadine
Cimetag
Cimetidina
Cimetidina [INN-Spanish]
cimetidine
Cimetidine (JP17/USP/INN)
Cimetidine (Tagamet)
Cimetidine [USAN:INN:BAN:JAN]
Cimetidine [USAN:USP:INN:BAN:JAN]
Cimetidine 1.0 mg/ml in Methanol
CIMETIDINE A
Cimetidine for peak identification, European Pharmacopoeia (EP) Reference Standard
Cimetidine for system suitability, European Pharmacopoeia (EP) Reference Standard
Cimetidine Hcl
Cimetidine, A Type
Cimetidine, European Pharmacopoeia (EP) Reference Standard
Cimetidine, Pharmaceutical Secondary Standard; Certified Reference Material
Cimetidine, United States Pharmacopeia (USP) Reference Standard
Cimetidine,(S)
Cimetidine(Tagamet)
Cimetidinum
Cimetidinum [INN-Latin]
Cimetum
CPD001370748
CS-2325
D00295
DB-051971
DB00501
DivK1c_000166
DRG-0150
DSSTox_CID_329
DSSTox_GSID_20329
DSSTox_RID_75517
DTXSID4020329
Dyspamet
Edalene
EINECS 257-232-2
Equaline acid reducer
EU-0100293
Eureceptor
Evicer
EX-A1088
FPF 1002
FT-0602955
Gastrobitan
Gastromet
GTPL1231
Guanidine, N-cyano-N'-methyl-N''-(2-(((5-methyl-1H-imidazol-4-yl)methyl)thio) ethyl)-
Guanidine, N-cyano-N'-methyl-N''-(2-(((5-methyl-1H-imidazol-4-yl)methyl)thio)ethyl)-
Guanidine, N-cyano-N'-methyl-N''-[2-[[(5-methyl-1H-imidazol-4-yl)methyl]thio]ethyl]-
Guanidine, N-cyano-N'-methyl-N''-[2-[[5-methyl-1H-imidazol-4-yl)methyl]thio]ethyl]-
Guanidine, N''-cyano-N-methyl-N'-(2-(((5-methyl-1H-imidazol-4-yl)methyl)thio)ethyl)-
Guanidine, N''-cyano-N-methyl-N'-[2-[[(5-methyl-1H-imidazol-4-yl)methyl]thio]ethyl]-
Guanidine,N-cyano-N'-Methyl-N''-[2-[[(5-Methyl-1H-iMidazol-4-yl)Methyl]thio]ethyl]-,(Z)-
H505
Histodil
HMS1921C14
HMS2089O03
HMS2092I14
HMS2095E13
HMS2232F16
HMS3259M15
HMS3260L08
HMS3267A03
HMS3369L10
HMS3414I17
HMS3651E21
HMS3678I17
HMS3712E13
HMS3750I05
HMS500I08
HSDB 3917
HY-14289
IDI1_000166
J10340
KBio1_000166
KBio2_000975
KBio2_003543
KBio2_006111
KBio3_002198
KBioGR_001323
KBioSS_000975
KS-5087
L000186
L003827
L013434
Lopac-C-4522
Lopac0_000293
LP00293
LS-7278
LS-73445
LS-73446
M-1577
Magicul
MCULE-2885245608
metidine
Metracin
MFCD00133296
MLS000069791
MLS001148596
MLS002153265
MLS002154178
N-Cyano-N'-methyl-[2-[[[5-methyl-1H-imidazol-4-yl]methyl]thio]ethyl]guanidine
N-cyano-N'-methyl-N-"-[2-((4-methyl-5-imidazolyl)methylthio)ethyl]guanidine
N-Cyano-N'-methyl-N''-(2-(((5-methyl-1 H-imidazol-4-yl) methyl)thio)ethyl)guanidine
N-Cyano-N'-methyl-N''-(2-(((5-methyl-1H-imidazol-4-yl)methyl)thio)ethyl)guanidine
N-cyano-N'-methyl-N''-(2-([(5-methyl-1H-imidazol-4-yl)methyl]sulfanyl)ethyl)guanidine
N-Cyano-N'-methyl-N''-(2-([(5-methyl-1H-imidazol-4-yl)methyl]sulfanyl)ethyl)guanidine #
N-cyano-N'-methyl-N''-(2-{[(5-methyl-1H-imidazol-4-yl)methyl]thio}ethyl)guanidine
N-Cyano-N'-methyl-N''-[2-[(5-methyl-1H-imidazol-4-yl)methyl]thio]ethyl]guanidine
N-Cyano-N'-methyl-N''-[2-[[(4-methyl-1H-imidazol-5-yl)methyl]thio]ethyl]guanidine
N-cyano-N'-methyl-N''-[2-[[(5-methylimidazol-4-yl]methyl]thio]ethyl)guanidine
N-cyano-N'-methyl-N"- [2-((5-methyl-4-imidazolyl)methylthio)ethyl]guanidine
N-cyano-N'-methyl-N"-[2-((4-methyl-5-imidazolyl) methylthio)ethyl]guanidine
N-cyano-N'-methyl-N"-[2-((4-methyl-5-imidazolyl)- methylthio)ethyl]guanidine
N-cyano-N'-methyl-N"-[2-((4-methyl-5-imidazolyl)-methylthio)ethyl]guanidine
N-cyano-N'-methyl-N"-[2-((4-methyl-5-imidazolyl)methyl-thio)ethyl]guanidine
N-cyano-N'-methyl-N"-[2-((4-methyl-5-imidazolyl)methylthio)ethyl) guanidine
N-cyano-N'-methyl-N"-[2-((4-methyl-5-imidazolyl)methylthio)ethyl]guanidine
N-cyano-N'-methyl-N"-[2-((5-methyl-4-imidazolyl)methylthio)-ethyl]guanidine
N-cyano-N'-methyl-N"-[2-((5-methyl-4-imidazolyl)methylthio)ethyl]-guanidine
N-cyano-N'-methyl-N"-[2-((5-methyl-4-imidazolyl)methylthio)ethyl]guanidine
N-cyano-N'-methyl-N"-[2-(5-methyl-4-imidazolylmethylthio)ethyl]guanidine
N-cyano-N'-methyl-N"-[2-{(5-methyl-1H-imidazol-4-yl)methylthio}ethyl]guanidine
N-Cyano-N''''''''-methyl-N''''''''''''''''-(2-(((5-methyl-1H-imidazol-4-yl) methyl)thio)ethyl)guanidine(Cimetidine)
N-cyanomethyl-N''''''''-methyl-N''''''''''''''''-[2-(5-methyl-1H-imidazol-4-ylmethylsulfanyl)-ethyl]-guanidine ( Cimetidine)
N-methyl-N-[2-(5-methyl-1H-4-imidazolylmethylsulfanyl)ethyl]-1-cyanoiminomethanediamine
N-methyl-N-[2-(5-methyl-1H-4-imidazolylmethylsulfanyl)ethyl]cyanoiminomethanediamine (cimetidine)
N-methyl-N-[2-(5-methyl-1H-4-imidazolylmethylsulfanyl)ethyl]imino(-N-cyano)methanediaminem
N-methyl-N'-{2-[(5-methylimidazol-4-yl)-methylthio]-ethyl}-N"-cyanoguanidine
N-Methyl-N''''''''-[2-(5-methyl-1H-imidazol-4-ylmethylsulfanyl)-ethyl]-cyanoguanidine(cimetidine)
N-Methyl-N''''''''-[2-(5-methyl-1H-imidazol-4-ylmethylsulfanyl)-ethyl]-N''''''''''''''''-Cyano-guanidine
N-Methyl-N''''''''-[2-(5-methyl-1H-imidazol-4-ylmethylsulfanyl)-ethyl]-N''''''''''''''''-cyano-guanidine(Cimetidine)
N-methyl-N''''''''-cyano-N''''''''''''''''-[2-(5-methyl-1H-imidazol-4-ylmethylsulfanyl)-ethyl]-guanidine
N-tert-Butyl-N''''''''-[4-(1H-imidazol-4-yl)-phenyl]-formamidine(cimetidine)
N''-cyano-N-methyl-N'-(2-(((5-methyl-1H-imidazol-4-yl)methyl)thio)-ethyl)guanidine
N''-cyano-N-methyl-N'-(2-((5-methyl-1h-imidazol-4-yl)-methylthio)ethyl)guanidine
N''-cyano-N-methyl-N'-(2-{[(5-methyl-1H-imidazol-4-yl)methyl]sulfanyl}ethyl)guanidine
N''-cyano-N-methyl-N'-(2-{[(5-methyl-1H-imidazol-4-yl)methyl]thio}ethyl)guanidine
N''-Cyano-N-methyl-N'-[2-[(5-methyl-1H-imidazol-4-yl)methylthio]ethyl]guanidine
N''''''''''''''''-cyano-N-methyl-N''''''''-({[(5-methyl-1H-imidazol-4-yl)methyl]thio}methyl)guanidine(cimetidine)
N''''''''''''''''-cyano-N-methyl-N''''''''-(2-{[(5-methyl-1H-imidazol-4-yl)methyl]-lambda~4~-sulfanyl}ethyl)guanidine
N''''''''''''''''-cyano-N-methyl-N''''''''-(2-{[(5-methyl-1H-imidazol-4-yl)methyl]thio}ethyl)guanidine
N''''''''''''''''-cyano-N-methyl-N''''''''-(2-{[(5-methyl-1H-imidazol-4-yl)methyl]thio}ethyl)guanidine (Cimetidine)
N''''''''''''''''-cyano-N-methyl-N''''''''-(2-{[(5-methyl-1H-imidazol-4-yl)methyl]thio}ethyl)guanidine(cimetidine)
N''''''''''''''''''''''''''''''''-cyano-N-methyl-N''''''''''''''''-(2-{[(5-methyl-1H-imidazol-4-yl)methyl]thio}ethyl)guanidine
N"-cyano-N-methyl-N'-[2-(5-methylimidazol-4-ylmethylthio)ethyl]-guanidine
N"-cyano-N-methyl-N'-[2-(5-methylimidazol-4-ylmethylthio)ethyl]guanidine
NC00501
NCGC00015240-01
NCGC00015240-02
NCGC00015240-03
NCGC00015240-04
NCGC00015240-05
NCGC00015240-06
NCGC00015240-07
NCGC00024859-01
NCGC00024859-02
NCGC00024859-03
NCGC00024859-04
NCGC00024859-05
NCGC00091439-01
NCGC00091439-02
NCGC00091439-03
NCGC00091439-04
NCGC00091439-05
NCGC00091439-07
NCGC00185989-01
NCGC00188961-01
NCGC00258712-01
NCGC00260978-01
NCI60_002936
NINDS_000166
NSC 335308
NSC-335308
NSC-757428
NSC335308
NSC757428
Opera_ID_314
Peptol
Pharmakon1600-01500684
Prestwick_65
Prestwick3_000026
Q-200855
Q-200856
Q409492
s1845
SAM002554892
SBB057794
SBI-0050281.P004
SC-15209
SCHEMBL1093
SCHEMBL1094
SCHEMBL11282982
Sigmetadine
SK&F-92334
SKF 92334
SKF-92334
SKF-92334; Tagamet
SMR000038895
SPBio_000884
Spectrum_000495
SPECTRUM1500684
Spectrum2_000782
Spectrum3_001389
Spectrum4_000812
Spectrum5_001541
SR-01000075260
SR-01000075260-1
SR-01000075260-3
SR-05000001434
SR-05000001434-1
SR-05000001434-2
SR-05000001750
SR-05000001750-1
ST24048532
ST50411770
STK528249
SW196380-2
Tagamet (TN)
Tagamet Hb
Tagamet Hb 200
Tametin
TC-134810
Tocris-0902
Topcare heartburn relief
Tox21_110106
Tox21_110106_1
Tox21_201160
Tox21_500293
Tratul
Ulcedin
Ulcedine
Ulcestop
Ulcimet
Ulcofalk
Ulcomedina
Ulcomet
Ulhys
UNII-80061L1WGD
UPCMLD-DP029
UPCMLD-DP029:001
US9138393, Cimetidine
US9144538, Cimetidine
Valmagen
Venopex
Z1259192068
ZINC18115268

US Patents and Regulatory Information for TAGAMET

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Exclusivity Expiration
Glaxosmithkline TAGAMET cimetidine hydrochloride INJECTABLE;INJECTION 017939-002 Approved Prior to Jan 1, 1982 DISCN No No   Start Trial   Start Trial   Start Trial
Medtech Products TAGAMET HB cimetidine TABLET;ORAL 020238-001 Jun 19, 1995 DISCN Yes No   Start Trial   Start Trial   Start Trial
Glaxosmithkline TAGAMET cimetidine TABLET;ORAL 017920-003 Approved Prior to Jan 1, 1982 DISCN No No   Start Trial   Start Trial   Start Trial
Medtech Products TAGAMET HB cimetidine TABLET;ORAL 020238-002 Aug 21, 1996 OTC Yes Yes   Start Trial   Start Trial   Start 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 TAGAMET

Applicant Tradename Generic Name Dosage NDA Approval Date Patent No. Patent Expiration
Glaxosmithkline TAGAMET cimetidine TABLET;ORAL 017920-005 Apr 30, 1986   Start Trial   Start Trial
Glaxosmithkline TAGAMET cimetidine hydrochloride INJECTABLE;INJECTION 017939-002 Approved Prior to Jan 1, 1982   Start Trial   Start Trial
Glaxosmithkline TAGAMET cimetidine TABLET;ORAL 017920-004 Dec 14, 1983   Start Trial   Start Trial
Glaxosmithkline TAGAMET cimetidine TABLET;ORAL 017920-002 Approved Prior to Jan 1, 1982   Start Trial   Start Trial
>Applicant >Tradename >Generic Name >Dosage >NDA >Approval Date >Patent No. >Patent Expiration

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Serving leading biopharmaceutical companies globally:

McKinsey
McKesson
Baxter
Harvard Business School
AstraZeneca
Colorcon

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