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Serving leading biopharmaceutical companies globally:

Boehringer Ingelheim
Express Scripts

Last Updated: November 30, 2021

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DAPSONE Drug Patent Profile

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DrugPatentWatch® Litigation and Generic Entry Outlook for Dapsone

A generic version of DAPSONE was approved as dapsone by NOSTRUM LABS INC on May 6th, 2016.

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Drug patent expirations by year for DAPSONE
Drug Prices for DAPSONE

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Recent Clinical Trials for DAPSONE

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Pulmonem Inc.Phase 3
McGill University Health Centre/Research Institute of the McGill University Health CentrePhase 3
Hunt Regional Medical CenterEarly Phase 1

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Pharmacology for DAPSONE
Drug ClassSulfone
Medical Subject Heading (MeSH) Categories for DAPSONE
Paragraph IV (Patent) Challenges for DAPSONE
Tradename Dosage Ingredient NDA Submissiondate
ACZONE GEL;TOPICAL dapsone 207154 2017-02-13

US Patents and Regulatory Information for DAPSONE

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Exclusivity Expiration
Taro DAPSONE dapsone GEL;TOPICAL 209506-001 Oct 16, 2017 AB RX No No ⤷  Free Forever Trial ⤷  Free Forever Trial ⤷  Free Forever Trial
Jacobus DAPSONE dapsone TABLET;ORAL 086841-001 Approved Prior to Jan 1, 1982 AB RX Yes No ⤷  Free Forever Trial ⤷  Free Forever Trial ⤷  Free Forever Trial
Actavis Llc DAPSONE dapsone TABLET;ORAL 204380-002 Mar 23, 2017 AB RX No No ⤷  Free Forever Trial ⤷  Free Forever Trial ⤷  Free Forever Trial
Novitium Pharma DAPSONE dapsone TABLET;ORAL 206505-002 Dec 1, 2016 AB RX No No ⤷  Free Forever Trial ⤷  Free Forever Trial ⤷  Free Forever 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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Serving leading biopharmaceutical companies globally:

Express Scripts
Johnson and Johnson

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. 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.