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Last Updated: November 2, 2024

RYTHMOL SR Drug Patent Profile


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Which patents cover Rythmol Sr, and when can generic versions of Rythmol Sr launch?

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. Twenty suppliers are listed for this compound. Additional details are available on the propafenone hydrochloride profile page.

DrugPatentWatch® Litigation and Generic Entry Outlook for Rythmol Sr

A generic version of RYTHMOL SR was approved as propafenone hydrochloride by WATSON LABS on October 24th, 2000.

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

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Recent Clinical Trials for RYTHMOL SR

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

SponsorPhase
GlaxoSmithKlinePhase 1
Mayo ClinicPhase 3
MedtronicPhase 3

See all RYTHMOL SR clinical trials

Pharmacology for RYTHMOL SR
Drug ClassAntiarrhythmic
Paragraph IV (Patent) Challenges for RYTHMOL SR
Tradename Dosage Ingredient Strength NDA ANDAs Submitted Submissiondate
RYTHMOL SR Extended-release Capsules propafenone hydrochloride 325 mg 021416 1 2006-11-07
RYTHMOL SR Extended-release Capsules propafenone hydrochloride 225 mg and 425 mg 021416 1 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 DISCN Yes No ⤷  Sign Up ⤷  Sign Up ⤷  Sign Up
Glaxosmithkline Llc RYTHMOL SR propafenone hydrochloride CAPSULE, EXTENDED RELEASE;ORAL 021416-002 Sep 4, 2003 DISCN Yes No ⤷  Sign Up ⤷  Sign Up ⤷  Sign Up
Glaxosmithkline Llc RYTHMOL SR propafenone hydrochloride CAPSULE, EXTENDED RELEASE;ORAL 021416-003 Sep 4, 2003 DISCN Yes No ⤷  Sign Up ⤷  Sign Up ⤷  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 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 ⤷  Sign Up ⤷  Sign Up
Glaxosmithkline Llc RYTHMOL SR propafenone hydrochloride CAPSULE, EXTENDED RELEASE;ORAL 021416-003 Sep 4, 2003 ⤷  Sign Up ⤷  Sign Up
Glaxosmithkline Llc RYTHMOL SR propafenone hydrochloride CAPSULE, EXTENDED RELEASE;ORAL 021416-002 Sep 4, 2003 ⤷  Sign Up ⤷  Sign Up
>Applicant >Tradename >Generic Name >Dosage >NDA >Approval Date >Patent No. >Patent Expiration

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