You’re using a public version of DrugPatentWatch with 5 free searches available | Register to unlock more free searches. CREATE FREE ACCOUNT

Last Updated: March 28, 2024

UNISOM Drug Patent Profile


✉ Email this page to a colleague

« Back to Dashboard


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

Unisom is a drug marketed by Pfizer and Chattem and is included in two NDAs.

The generic ingredient in UNISOM is doxylamine succinate. There are fourteen drug master file entries for this compound. Thirty-one suppliers are listed for this compound. Additional details are available on the doxylamine succinate profile page.

DrugPatentWatch® Litigation and Generic Entry Outlook for Unisom

A generic version of UNISOM was approved as doxylamine succinate by PERRIGO on September 18th, 1996.

  Try a Trial

Drug patent expirations by year for UNISOM
Recent Clinical Trials for UNISOM

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

SponsorPhase
Hospira, Inc.Phase 4
University of PennsylvaniaPhase 4
Hospira, now a wholly owned subsidiary of PfizerPhase 4

See all UNISOM clinical trials

US Patents and Regulatory Information for UNISOM

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Exclusivity Expiration
Pfizer UNISOM doxylamine succinate CAPSULE;ORAL 019440-001 Feb 5, 1986 DISCN No No ⤷  Try a Trial ⤷  Try a Trial ⤷  Try a Trial
Chattem UNISOM doxylamine succinate TABLET;ORAL 018066-001 Approved Prior to Jan 1, 1982 OTC Yes Yes ⤷  Try a Trial ⤷  Try a Trial ⤷  Try a Trial
>Applicant >Tradename >Generic Name >Dosage >NDA >Approval Date >TE >Type >RLD >RS >Patent No. >Patent Expiration >Product >Substance >Delist Req. >Exclusivity Expiration

Make Better Decisions: Try a trial or see plans & pricing

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.