Last Updated: May 15, 2026

Levofloxacin - Generic Drug Details


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What are the generic drug sources for levofloxacin and what is the scope of freedom to operate?

Levofloxacin is the generic ingredient in six branded drugs marketed by Janssen Pharms, Avet Lifesciences, Baxter Hlthcare Corp, Eugia Pharma, Gland, Hospira, Pharmobedient, Rising, Zydus Pharms, Fresenius Kabi Usa, Hikma Farmaceutica, Inforlife, Knack, Santen, Micro Labs Ltd India, Rubicon Research, Sciegen Pharms, Watson Labs Teva, Lannett Co Inc, Novitium Pharma, Apotex Inc, Aurobindo Pharma Ltd, Chartwell Molecular, Chartwell Rx, Dr Reddys Labs Inc, Glenmark Pharms Ltd, Hec Pharm, Hetero Labs Ltd V, Jubilant Generics, Lupin, Macleods Pharms Ltd, Natco Pharma, Orbion Pharms, Sandoz, Teva, Torrent Pharms, Watson Labs Inc, and Zydus Lifesciences, and is included in forty-eight NDAs. Additional information is available in the individual branded drug profile pages.

There are thirty-one drug master file entries for levofloxacin. Forty-three suppliers are listed for this compound. There are four tentative approvals for this compound.

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Drug Sales Revenue Trends for levofloxacin

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Recent Clinical Trials for levofloxacin

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

SponsorPhase
University of VirginiaPHASE3
National Institute of Allergy and Infectious Diseases (NIAID)PHASE3
Dr. Sardjito Hospital, YogyakartaPHASE4

See all levofloxacin clinical trials

Generic filers with tentative approvals for LEVOFLOXACIN
Applicant Application No. Strength Dosage Form
⤷  Start Trial⤷  Start Trial5MG/MLINJECTABLE; INJECTION
⤷  Start Trial⤷  Start Trial500MGTABLET; ORAL
⤷  Start Trial⤷  Start Trial250MGTABLET; ORAL

The 'tentative' approval signifies that the product meets all FDA standards for marketing, and, but for the patents / regulatory protections, it would approved.

Paragraph IV (Patent) Challenges for LEVOFLOXACIN
Tradename Dosage Ingredient Strength NDA ANDAs Submitted Submissiondate
LEVAQUIN Oral Solution levofloxacin 25 mg/mL 021721 1 2009-07-30

US Patents and Regulatory Information for levofloxacin

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Exclusivity Expiration
Dr Reddys Labs Inc LEVOFLOXACIN levofloxacin TABLET;ORAL 076710-001 Jun 20, 2011 AB RX No No ⤷  Start Trial ⤷  Start Trial ⤷  Start Trial
Zydus Lifesciences LEVOFLOXACIN levofloxacin TABLET;ORAL 077652-003 Sep 7, 2012 AB RX No No ⤷  Start Trial ⤷  Start Trial ⤷  Start Trial
Janssen Pharms LEVAQUIN levofloxacin TABLET;ORAL 020634-003 Sep 8, 2000 DISCN Yes No ⤷  Start Trial ⤷  Start Trial ⤷  Start Trial
Knack LEVOFLOXACIN IN DEXTROSE 5% IN PLASTIC CONTAINER levofloxacin INJECTABLE;INJECTION 216164-003 Jan 29, 2024 DISCN No No ⤷  Start Trial ⤷  Start Trial ⤷  Start Trial
Inforlife LEVOFLOXACIN IN DEXTROSE 5% IN PLASTIC CONTAINER levofloxacin INJECTABLE;INJECTION 090343-003 Jul 7, 2011 AP RX No Yes ⤷  Start Trial ⤷  Start Trial ⤷  Start Trial
Janssen Pharms LEVAQUIN levofloxacin SOLUTION;ORAL 021721-001 Oct 21, 2004 DISCN Yes No ⤷  Start Trial ⤷  Start Trial ⤷  Start Trial
Watson Labs Inc LEVOFLOXACIN levofloxacin TABLET;ORAL 201484-001 Nov 22, 2013 DISCN No No ⤷  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 levofloxacin

Applicant Tradename Generic Name Dosage NDA Approval Date Patent No. Patent Expiration
Janssen Pharms LEVAQUIN levofloxacin TABLET;ORAL 020634-001 Dec 20, 1996 4,382,892 ⤷  Start Trial
Janssen Pharms LEVAQUIN IN DEXTROSE 5% IN PLASTIC CONTAINER levofloxacin INJECTABLE;INJECTION 020635-003 Dec 20, 1996 4,382,892 ⤷  Start Trial
Santen QUIXIN levofloxacin SOLUTION/DROPS;OPHTHALMIC 021199-001 Aug 18, 2000 5,503,407 ⤷  Start Trial
Janssen Pharms LEVAQUIN levofloxacin INJECTABLE;INJECTION 020635-001 Dec 20, 1996 4,382,892 ⤷  Start Trial
Santen QUIXIN levofloxacin SOLUTION/DROPS;OPHTHALMIC 021199-001 Aug 18, 2000 4,551,456 ⤷  Start Trial
Santen IQUIX levofloxacin SOLUTION/DROPS;OPHTHALMIC 021571-001 Mar 1, 2004 5,053,407 ⤷  Start Trial
Janssen Pharms LEVAQUIN levofloxacin TABLET;ORAL 020634-002 Dec 20, 1996 4,382,892 ⤷  Start Trial
>Applicant >Tradename >Generic Name >Dosage >NDA >Approval Date >Patent No. >Patent Expiration

EU/EMA Drug Approvals for levofloxacin

Company Drugname Inn Product Number / Indication Status Generic Biosimilar Orphan Marketing Authorisation Marketing Refusal
Chiesi Farmaceutici S.p.A Quinsair levofloxacin EMEA/H/C/002789Quinsair is indicated for the management of chronic pulmonary infections due to Pseudomonas aeruginosa in adult patients with cystic fibrosis.Consideration should be given to official guidance on the appropriate use of antibacterial agents. Authorised no no no 2015-03-25
>Company >Drugname >Inn >Product Number / Indication >Status >Generic >Biosimilar >Orphan >Marketing Authorisation >Marketing Refusal

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