Last Updated: June 24, 2026

ALIMTA Drug Patent Profile


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When do Alimta patents expire, and when can generic versions of Alimta launch?

Alimta is a drug marketed by Lilly and is included in one NDA.

The generic ingredient in ALIMTA is pemetrexed disodium. There are twenty-nine drug master file entries for this compound. Twenty-two suppliers are listed for this compound. Additional details are available on the pemetrexed disodium profile page.

DrugPatentWatch® Litigation and Generic Entry Outlook for Alimta

A generic version of ALIMTA was approved as pemetrexed disodium by ACCORD HLTHCARE on May 25th, 2022.

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Recent Clinical Trials for ALIMTA

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SponsorPhase
Saint John's Cancer InstitutePHASE2
Chordoma FoundationPHASE2
Regeneron PharmaceuticalsPhase 2

See all ALIMTA clinical trials

Pharmacology for ALIMTA
Paragraph IV (Patent) Challenges for ALIMTA
Tradename Dosage Ingredient Strength NDA ANDAs Submitted Submissiondate
ALIMTA For Injection pemetrexed disodium 750 mg/vial 021462 1 2016-10-06
ALIMTA For Injection pemetrexed disodium 1000 mg/vial 021462 1 2012-06-27
ALIMTA For Injection pemetrexed disodium 100 mg/vial 021462 1 2008-07-01
ALIMTA For Injection pemetrexed disodium 500 mg/vial 021462 2 2008-02-04

US Patents and Regulatory Information for ALIMTA

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Exclusivity Expiration
Lilly ALIMTA pemetrexed disodium POWDER;INTRAVENOUS 021462-002 Sep 7, 2007 AP RX Yes Yes ⤷  Start Trial ⤷  Start Trial ⤷  Start Trial
Lilly ALIMTA pemetrexed disodium POWDER;INTRAVENOUS 021462-001 Feb 4, 2004 AP 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

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