Last Updated: August 2, 2026

SONAZINE Drug Patent Profile

✉ Email this page to a colleague

« Back to Dashboard

Which patents cover Sonazine, and what generic alternatives are available?

Sonazine is a drug marketed by Saptalis Pharms and Chartwell Rx and is included in two NDAs.

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

DrugPatentWatch^® Litigation and Generic Entry Outlook for Sonazine

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

Start Trial

AI Deep Research

Questions you can ask:

What is the 5 year forecast for SONAZINE?
What are the global sales for SONAZINE?
What is Average Wholesale Price for SONAZINE?

Summary for SONAZINE

US Patents:	0
Applicants:	2
NDAs:	2

US Patents and Regulatory Information for SONAZINE

+ Get email alerts for changes to this table

Subscribe to access the full database, or Start Trial
Applicant	Tradename	Generic Name	Dosage	NDA	Approval Date	TE	Type	RLD	RS	Patent No.	Patent Expiration	Product	Substance	Delist Req.	Exclusivity Expiration
Saptalis Pharms	SONAZINE	chlorpromazine hydrochloride	CONCENTRATE;ORAL	080983-004	Approved Prior to Jan 1, 1982	AA	RX	No	No	⤷ Start Trial	⤷ Start Trial				⤷ Start Trial
Saptalis Pharms	SONAZINE	chlorpromazine hydrochloride	CONCENTRATE;ORAL	080983-005	Approved Prior to Jan 1, 1982	AA	RX	No	No	⤷ Start Trial	⤷ Start Trial				⤷ Start Trial
Chartwell Rx	SONAZINE	chlorpromazine hydrochloride	SYRUP;ORAL	083040-001	Approved Prior to Jan 1, 1982		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

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. 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.