Last Updated: August 8, 2026

Lannett Company Profile


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What is the competitive landscape for LANNETT

LANNETT has one hundred and thirty-four approved drugs.

There are two tentative approvals on LANNETT drugs.

Drugs and US Patents for Lannett

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Exclusivity Expiration
Lannett TRICHLOREX trichlormethiazide TABLET;ORAL 085630-001 Approved Prior to Jan 1, 1982 DISCN No No ⤷  Start Trial ⤷  Start Trial
Lannett GLUTETHIMIDE glutethimide TABLET;ORAL 085571-001 Approved Prior to Jan 1, 1982 DISCN No No ⤷  Start Trial ⤷  Start Trial
Lannett SECOBARBITAL SODIUM secobarbital sodium CAPSULE;ORAL 085909-001 Approved Prior to Jan 1, 1982 DISCN No No ⤷  Start Trial ⤷  Start Trial
Lannett Co Inc DOXEPIN HYDROCHLORIDE doxepin hydrochloride CAPSULE;ORAL 212997-003 Jul 24, 2020 DISCN No No ⤷  Start Trial ⤷  Start Trial
Lannett DEXTROAMPHETAMINE SULFATE dextroamphetamine sulfate TABLET;ORAL 085652-001 Approved Prior to Jan 1, 1982 DISCN No No ⤷  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 Lannett

Applicant Tradename Generic Name Dosage NDA Approval Date Patent No. Patent Expiration
Lannett METADATE CD methylphenidate hydrochloride CAPSULE, EXTENDED RELEASE;ORAL 021259-003 May 27, 2003 6,344,215 ⤷  Start Trial
Lannett METADATE CD methylphenidate hydrochloride CAPSULE, EXTENDED RELEASE;ORAL 021259-002 Jun 19, 2003 6,344,215 ⤷  Start Trial
Lannett METADATE CD methylphenidate hydrochloride CAPSULE, EXTENDED RELEASE;ORAL 021259-004 Feb 19, 2006 6,344,215 ⤷  Start Trial
Lannett METADATE CD methylphenidate hydrochloride CAPSULE, EXTENDED RELEASE;ORAL 021259-001 Apr 3, 2001 6,344,215 ⤷  Start Trial
>Applicant >Tradename >Generic Name >Dosage >NDA >Approval Date >Patent No. >Patent Expiration
Paragraph IV (Patent) Challenges for LANNETT drugs
Drugname Dosage Strength Tradename Submissiondate
➤ Subscribe Extended-release Capsules 10 mg, 20 mg and 30 mg ➤ Subscribe 2005-05-13
➤ Subscribe Delayed-release Tablets 20 mg ➤ Subscribe 2015-06-03
➤ Subscribe Extended-release Capsules 40 mg ➤ Subscribe 2007-03-15
Similar Applicant Names
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Drugs may be covered by multiple patents or regulatory protections. All trademarks and applicant names are the property of their respective owners or licensors. Although great care is taken in the proper and correct provision of this service, thinkBiotech LLC does not accept any responsibility for possible consequences of errors or omissions in the provided data. The data presented herein is for information purposes only. There is no warranty that the data contained herein is error free. We do not provide individual investment advice. This service is not registered with any financial regulatory agency. The information we publish is educational only and based on our opinions plus our models. By using DrugPatentWatch you acknowledge that we do not provide personalized recommendations or advice. thinkBiotech performs no independent verification of facts as provided by public sources nor are attempts made to provide legal or investing advice. Any reliance on data provided herein is done solely at the discretion of the user. Users of this service are advised to seek professional advice and independent confirmation before considering acting on any of the provided information. thinkBiotech LLC reserves the right to amend, extend or withdraw any part or all of the offered service without notice.