Get our Free Patent Expiration Newsletter

Serving leading biopharmaceutical companies globally:

Express Scripts
Moodys
Colorcon
McKesson
Dow
Baxter

Last Updated: January 17, 2020

DrugPatentWatch Database Preview

RYTHMOL SR Drug Profile

Join the DrugPatentWatch Referral Program
Get access to a free drug patent landscape report or a free one-month subscription

« Back to Dashboard

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

Rythmol Sr is a drug marketed by Glaxosmithkline Llc and is included in one NDA.

The generic ingredient in RYTHMOL SR is propafenone hydrochloride. There are eleven drug master file entries for this compound. Eighteen suppliers are listed for this compound. Additional details are available on the propafenone hydrochloride profile page.

Drug patent expirations by year for RYTHMOL SR
Drug Prices for RYTHMOL SR

See drug prices for RYTHMOL SR

Recent Clinical Trials for RYTHMOL SR

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

SponsorPhase
GlaxoSmithKlinePhase 1
MedtronicPhase 3
Mayo ClinicPhase 3

See all RYTHMOL SR clinical trials

Recent Litigation for RYTHMOL SR

Identify potential future generic entrants

District Court Litigation
Case NameDate
Reliant Pharmaceuticals Inc. v. Par Pharmaceuticals Inc.2006-12-19

See all RYTHMOL SR litigation

Pharmacology for RYTHMOL SR
Drug ClassAntiarrhythmic
Synonyms for RYTHMOL SR
1-(2-(2-Hydroxy-3-(propylamino)propoxy)phenyl)-3-phenylpropan-1-one hydrochloride
1-(2-[2-Hydroxy-3-(propylamino)propoxy]phenyl)-3-phenyl-1propanone
1-[2-(2-Hydroxy-3-(propylamino)propoxy)phenyl]-3-phenyl-1-propanone hydrochloride
1-[2-[2-hydroxy-3-(propylamino)propoxy]phenyl]-3-phenyl-1-propanone hydrochloride
1-[2-[2-hydroxy-3-(propylamino)propoxy]phenyl]-3-phenyl-propan-1-one hydrochloride
1-[2-[2-hydroxy-3-(propylamino)propoxy]phenyl]-3-phenylpropan-1-one hydrochloride
1-[2-[2-hydroxy-3-(propylamino)propoxy]phenyl]-3-phenylpropan-1-one;hydrochloride
1-[2-[2-oxidanyl-3-(propylamino)propoxy]phenyl]-3-phenyl-propan-1-one hydrochloride
1-{2-[2-hydroxy-3-(propylamino)propoxy]phenyl}-3-phenylpropan-1-one hydrochloride
1-Propanone, 1-(2-(2-hydroxy-3-(propylamino)propoxy)phenyl)-3-phenyl-, hydrochloride
1-Propanone,1-[2-[(2R)-2-hydroxy-3-(propylamino)propoxy]phenyl]-3-phenyl-, hydrochloride(9CI)
1-Propanone,1-[2-[(2S)-2-hydroxy-3-(propylamino)propoxy]phenyl]-3-phenyl-, hydrochloride(1:1)
163858-56-8
183P227
2-hydroxy-3-[2-(3-phenylpropanoyl)phenoxy]-N-propylpropan-1-aminium chloride
2'-(2-Hydroxy-3-(propylamino)propoxy)-3-phenylpropiophenone hydrochloride
2'-(2-hydroxy-3-propylaminopropoxy)-3-phenylpropiophenone hydrochloride
2'-[2-Hydroxy-3-(propylamino)propoxy]-3-phenylpropiophenone Hydrochloride
34183-22-7
54063-53-5 (Parent)
A822113
AB0011670
AC-11360
AC1L1W9R
AC1Q39QV
AC1Q3DVX
ACMC-20cvw7
ACMC-20cvw9
AK550848
AKOS008901409
AN-6428
Arythmol
Baxarytmon
BCP28548
C21H28ClNO3
CCG-39061
CHEBI:8466
CHEMBL1201063
CPD000058493
CS-2538
CTK6E5427
D00640
EINECS 251-867-9
EN300-51034
EU-0100919
Fenoprain
FT-0630579
HMS1569D19
HMS1922M16
HY-B0432A
J-019481
J10361
K-7828
KS-000000SR
KS-5030
LP00919
LS-125353
MCULE-5193630487
MFCD00079243
MLS000069682
MLS001148185
MLS002222267
MolPort-003-666-514
NCGC00094230-01
NCGC00094230-02
NCGC00094230-03
NCGC00094230-04
NCGC00094230-05
NCGC00261604-01
NSC-758640
NSC758640
Opera_ID_1835
P 4670
P2301
Pharmakon1600-01503935
Prestwick_831
Pronon
Propafenon hydrochlorid
Propafenon hydrochlorid [German]
Propafenone (hydrochloride)
Propafenone HCl
PROPAFENONE HYDROCHLORIDE
Propafenone hydrochloride (JP17/USP)
Propafenone hydrochloride [USAN:JAN]
Propafenone hydrochloride [USAN:USP:JAN]
Propafenone hydrochloride, European Pharmacopoeia (EP) Reference Standard
Propafenone hydrochloride, United States Pharmacopeia (USP) Reference Standard
Propafenone, HCl
Propiophenone, 2'-(2-hydroxy-3-(propylamino)propoxy)-3-phenyl-, hydrochloride
Rhythmonorm
Rythmol
Rythmol (TN)
Rytmonorm
SA 79
SAM002548929
SC-47004
SCHEMBL41412
SMR000058493
SPECTRUM1503935
SR-01000000192
SR-01000000192-2
SR-01000000192-6
Tox21_500919
WZ 884
XWIHRGFIPXWGEF-UHFFFAOYSA-N
Z802671518
Paragraph IV (Patent) Challenges for RYTHMOL SR
Tradename Dosage Ingredient NDA Submissiondate
RYTHMOL SR CAPSULE, EXTENDED RELEASE;ORAL propafenone hydrochloride 021416 2006-11-07
RYTHMOL SR CAPSULE, EXTENDED RELEASE;ORAL propafenone hydrochloride 021416 2006-10-11

US Patents and Regulatory Information for RYTHMOL SR

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Exclusivity Expiration
Glaxosmithkline Llc RYTHMOL SR propafenone hydrochloride CAPSULE, EXTENDED RELEASE;ORAL 021416-001 Sep 4, 2003 AB RX Yes No   Start Trial   Start Trial   Start Trial
Glaxosmithkline Llc RYTHMOL SR propafenone hydrochloride CAPSULE, EXTENDED RELEASE;ORAL 021416-002 Sep 4, 2003 AB RX Yes No   Start Trial   Start Trial   Start Trial
Glaxosmithkline Llc RYTHMOL SR propafenone hydrochloride CAPSULE, EXTENDED RELEASE;ORAL 021416-003 Sep 4, 2003 AB RX 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 RYTHMOL SR

Applicant Tradename Generic Name Dosage NDA Approval Date Patent No. Patent Expiration
Glaxosmithkline Llc RYTHMOL SR propafenone hydrochloride CAPSULE, EXTENDED RELEASE;ORAL 021416-001 Sep 4, 2003   Start Trial   Start Trial
Glaxosmithkline Llc RYTHMOL SR propafenone hydrochloride CAPSULE, EXTENDED RELEASE;ORAL 021416-002 Sep 4, 2003   Start Trial   Start Trial
Glaxosmithkline Llc RYTHMOL SR propafenone hydrochloride CAPSULE, EXTENDED RELEASE;ORAL 021416-003 Sep 4, 2003   Start Trial   Start Trial
>Applicant >Tradename >Generic Name >Dosage >NDA >Approval Date >Patent No. >Patent Expiration

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

Serving leading biopharmaceutical companies globally:

Mallinckrodt
McKesson
McKinsey
Boehringer Ingelheim
AstraZeneca
Express Scripts

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 verifification 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.