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Last Updated: October 31, 2024

RYANODEX Drug Patent Profile


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

Ryanodex is a drug marketed by Eagle Pharms and is included in one NDA. There is one patent protecting this drug.

This drug has eight patent family members in five countries.

The generic ingredient in RYANODEX is dantrolene sodium. There are five drug master file entries for this compound. Twelve suppliers are listed for this compound. Additional details are available on the dantrolene sodium profile page.

DrugPatentWatch® Litigation and Generic Entry Outlook for Ryanodex

A generic version of RYANODEX was approved as dantrolene sodium by IMPAX LABS on March 1st, 2005.

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Drug patent expirations by year for RYANODEX
Drug Prices for RYANODEX

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Recent Clinical Trials for RYANODEX

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

SponsorPhase
Eagle Pharmaceuticals, Inc.Phase 3
Eagle Pharmaceuticals, Inc.Phase 2
Quintiles, Inc.Phase 2

See all RYANODEX clinical trials

US Patents and Regulatory Information for RYANODEX

RYANODEX is protected by one US patents.

Patents protecting RYANODEX

Treatment using dantrolene
Patent Number: ⤷  Sign Up
Patent Expiration: ⤷  Sign Up

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Exclusivity Expiration
Eagle Pharms RYANODEX dantrolene sodium FOR SUSPENSION;INTRAVENOUS 205579-001 Jul 22, 2014 RX Yes Yes ⤷  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 RYANODEX

Applicant Tradename Generic Name Dosage NDA Approval Date Patent No. Patent Expiration
Eagle Pharms RYANODEX dantrolene sodium FOR SUSPENSION;INTRAVENOUS 205579-001 Jul 22, 2014 ⤷  Sign Up ⤷  Sign Up
Eagle Pharms RYANODEX dantrolene sodium FOR SUSPENSION;INTRAVENOUS 205579-001 Jul 22, 2014 ⤷  Sign Up ⤷  Sign Up
Eagle Pharms RYANODEX dantrolene sodium FOR SUSPENSION;INTRAVENOUS 205579-001 Jul 22, 2014 ⤷  Sign Up ⤷  Sign Up
Eagle Pharms RYANODEX dantrolene sodium FOR SUSPENSION;INTRAVENOUS 205579-001 Jul 22, 2014 ⤷  Sign Up ⤷  Sign Up
>Applicant >Tradename >Generic Name >Dosage >NDA >Approval Date >Patent No. >Patent Expiration

International Patents for RYANODEX

See the table below for patents covering RYANODEX around the world.

Country Patent Number Title Estimated Expiration
Japan 4880449 ⤷  Sign Up
World Intellectual Property Organization (WIPO) 03000057 ⤷  Sign Up
Australia 2004262507 ⤷  Sign Up
European Patent Office 1435781 ⤷  Sign Up
World Intellectual Property Organization (WIPO) 2005013919 ⤷  Sign Up
Canada 2516667 TRAITEMENT AU MOYEN DE DANTROLENE (TREATMENT USING DANTROLENE) ⤷  Sign Up
Japan 2007525439 ⤷  Sign Up
>Country >Patent Number >Title >Estimated Expiration

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