Last Updated: June 17, 2026

NEXTERONE Drug Patent Profile


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

Nexterone is a drug marketed by Baxter Hlthcare and is included in one NDA. There are six patents protecting this drug and one Paragraph IV challenge.

This drug has seventy-six patent family members in fourteen countries.

The generic ingredient in NEXTERONE is amiodarone hydrochloride. There are fifteen drug master file entries for this compound. Thirty-two suppliers are listed for this compound. Additional details are available on the amiodarone hydrochloride profile page.

DrugPatentWatch® Litigation and Generic Entry Outlook for Nexterone

A generic version of NEXTERONE was approved as amiodarone hydrochloride by TEVA PHARMS on November 30th, 1998.

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Summary for NEXTERONE
International Patents:76
US Patents:6
Applicants:1
NDAs:1
Patent Litigation and PTAB cases: See patent lawsuits and PTAB cases for NEXTERONE
Paragraph IV (Patent) Challenges for NEXTERONE
Tradename Dosage Ingredient Strength NDA ANDAs Submitted Submissiondate
NEXTERONE Injection amiodarone hydrochloride 150 mg/100 mL 022325 1 2025-06-24

US Patents and Regulatory Information for NEXTERONE

NEXTERONE is protected by six US patents.

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Exclusivity Expiration
Baxter Hlthcare NEXTERONE amiodarone hydrochloride INJECTABLE;INJECTION 022325-001 Dec 24, 2008 DISCN Yes No 7,635,773 ⤷  Start Trial Y ⤷  Start Trial
Baxter Hlthcare NEXTERONE amiodarone hydrochloride INJECTABLE;INJECTION 022325-002 Nov 16, 2010 RX Yes Yes 9,750,822 ⤷  Start Trial Y ⤷  Start Trial
Baxter Hlthcare NEXTERONE amiodarone hydrochloride INJECTABLE;INJECTION 022325-002 Nov 16, 2010 RX Yes Yes 10,177,951 ⤷  Start Trial Y ⤷  Start Trial
Baxter Hlthcare NEXTERONE amiodarone hydrochloride INJECTABLE;INJECTION 022325-003 Nov 16, 2010 RX Yes Yes 9,750,822 ⤷  Start Trial Y ⤷  Start Trial
Baxter Hlthcare NEXTERONE amiodarone hydrochloride INJECTABLE;INJECTION 022325-003 Nov 16, 2010 RX Yes Yes 9,200,088 ⤷  Start Trial Y ⤷  Start Trial
Baxter Hlthcare NEXTERONE amiodarone hydrochloride INJECTABLE;INJECTION 022325-002 Nov 16, 2010 RX Yes Yes 8,410,077 ⤷  Start Trial Y ⤷  Start Trial
Baxter Hlthcare NEXTERONE amiodarone hydrochloride INJECTABLE;INJECTION 022325-002 Nov 16, 2010 RX Yes Yes 9,493,582 ⤷  Start Trial Y ⤷  Start Trial
>Applicant >Tradename >Generic Name >Dosage >NDA >Approval Date >TE >Type >RLD >RS >Patent No. >Patent Expiration >Product >Substance >Delist Req. >Exclusivity Expiration

International Patents for NEXTERONE

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

Country Patent Number Title Estimated Expiration
Japan 2017019879 ⤷  Start Trial
South Korea 20160144896 예약 톤 설계 방법 및 톤 예약 방식을 이용하여 PAPR 저감을 수행하는 송신기 (PAPR Method for determining reserved tones and transmitter for performing PAPR reduction using tone reservation) ⤷  Start Trial
Japan 6276828 ⤷  Start Trial
Mexico 375873 ⤷  Start Trial
Japan 2012072160 SULFOALKYL ETHER CYCLODEXTRIN COMPOSITION ⤷  Start Trial
Australia 7236491 ⤷  Start Trial
Japan 2018052991 スルホアルキルエーテルシクロデキストリン組成物 (SULFOALKYL ETHER CYCLODEXTRIN COMPOSITIONS) ⤷  Start Trial
>Country >Patent Number >Title >Estimated Expiration

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