Last Updated: June 22, 2026

CHLORPROMAZINE Drug Patent Profile


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

Chlorpromazine is a drug marketed by Actavis Mid Atlantic, Genus, Pharm Assoc, Rubicon, Wockhardt, Abraxis Pharm, Aspiro, Deva Hlding, Dr Reddys, Eugia Pharma, Gland, Hikma, Marsam Pharms Llc, MSN, Thinq Pharm-cro Pvt, Watson Labs, Wyeth Ayerst, Zydus Pharms, Alpharma Us Pharms, Abbott, Alembic, Amneal Pharms Co, Aurobindo Pharma Ltd, Chartwell Rx, Cycle, Glenmark Pharms Ltd, Ivax Sub Teva Pharms, Kv Pharm, Lannett Co Inc, Lederle, Lupin, Purepac Pharm, Pvt Form, Somerset Theraps Llc, Sun Pharm, Teva Pharms, Upsher Smith Labs, Vangard, West Ward, Zameer Pharms, and Zydus Lifesciences. and is included in seventy-five NDAs.

The generic ingredient in CHLORPROMAZINE is chlorpromazine hydrochloride. There are twenty-four drug master file entries for this compound. Thirty-four suppliers are listed for this compound. Additional details are available on the chlorpromazine hydrochloride profile page.

DrugPatentWatch® Litigation and Generic Entry Outlook for Chlorpromazine

A generic version of CHLORPROMAZINE was approved as chlorpromazine hydrochloride by ZYDUS LIFESCIENCES on January 17th, 2020.

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Summary for CHLORPROMAZINE
US Patents:0
Applicants:41
NDAs:75
Drug Prices: Drug price information for CHLORPROMAZINE
DailyMed Link:CHLORPROMAZINE at DailyMed
Recent Clinical Trials for CHLORPROMAZINE

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SponsorPhase
Ji Xunming,MD,PhDNA
University Hospital, Strasbourg, FrancePHASE2
Capital Medical UniversityPHASE1

See all CHLORPROMAZINE clinical trials

Medical Subject Heading (MeSH) Categories for CHLORPROMAZINE
Anatomical Therapeutic Chemical (ATC) Classes for CHLORPROMAZINE

US Patents and Regulatory Information for CHLORPROMAZINE

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Exclusivity Expiration
Lannett Co Inc CHLORPROMAZINE HYDROCHLORIDE chlorpromazine hydrochloride TABLET;ORAL 212996-004 Jan 22, 2021 AB RX No No ⤷  Start Trial ⤷  Start Trial ⤷  Start Trial
Sun Pharm CHLORPROMAZINE HYDROCHLORIDE chlorpromazine hydrochloride TABLET;ORAL 214256-001 Oct 26, 2020 DISCN No No ⤷  Start Trial ⤷  Start Trial ⤷  Start Trial
Aurobindo Pharma Ltd CHLORPROMAZINE HYDROCHLORIDE chlorpromazine hydrochloride TABLET;ORAL 216788-003 Apr 25, 2025 AB RX No No ⤷  Start Trial ⤷  Start Trial ⤷  Start Trial
Alembic CHLORPROMAZINE HYDROCHLORIDE chlorpromazine hydrochloride TABLET;ORAL 217350-004 Jul 18, 2023 AB RX 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

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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.