Last Updated: May 6, 2026

AMPICILLIN Drug Patent Profile

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When do Ampicillin patents expire, and what generic alternatives are available?

Ampicillin is a drug marketed by Acs Dobfar, Antibiotice, Astral, Eugia Pharma Speclts, Eurofarma, Hikma, Hospira Inc, Hq Speclt Pharma, Istituto Bio Ita Spa, Onesource Specialty, Sandoz, Acs Dobfar Spa, Apothecon, Consolidated Pharm, Hospira, Intl Medication, Lilly, Sagent Pharms Inc, Watson Labs Inc, Aurobindo Pharma, Belcher Pharms, Chartwell Rx, Ivax Sub Teva Pharms, Lederle, Mylan, Purepac Pharm, Strides Pharma Intl, Vitarine, Ph Health, and Teva. and is included in sixty-four NDAs.

The generic ingredient in AMPICILLIN is ampicillin/ampicillin trihydrate. Three suppliers are listed for this compound. Additional details are available on the ampicillin/ampicillin trihydrate profile page.

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Summary for AMPICILLIN

US Patents:	0
Applicants:	30
NDAs:	64
Drug Prices:	Drug price information for AMPICILLIN
Drug Sales Revenues:	Drug sales revenues for AMPICILLIN
DailyMed Link:	AMPICILLIN at DailyMed

Drug patent expirations by year for AMPICILLIN

Drug Prices for AMPICILLIN

US Patents and Regulatory Information for AMPICILLIN

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Applicant	Tradename	Generic Name	Dosage	NDA	Approval Date	TE	Type	RLD	RS	Patent No.	Patent Expiration	Product	Substance	Delist Req.	Exclusivity Expiration
Hospira	AMPICILLIN SODIUM	ampicillin sodium	INJECTABLE;INJECTION	202864-002	Sep 4, 2015		DISCN	No	No	⤷ Start Trial	⤷ Start Trial				⤷ Start Trial
Sagent Pharms Inc	AMPICILLIN SODIUM	ampicillin sodium	INJECTABLE;INJECTION	090583-001	Nov 27, 2015	AP	RX	No	No	⤷ Start Trial	⤷ Start Trial				⤷ Start Trial
Acs Dobfar Spa	AMPICILLIN SODIUM	ampicillin sodium	INJECTABLE;INJECTION	090884-001	Apr 3, 2013		DISCN	No	No	⤷ Start Trial	⤷ Start Trial				⤷ Start Trial
Onesource Specialty	AMPICILLIN AND SULBACTAM	ampicillin sodium; sulbactam sodium	INJECTABLE;INJECTION	202197-001	Apr 7, 2014	AP	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

DrugChatter Q&A for AMPICILLIN

Which bacteria respond to ampicillin sulbactam combo?
What bacteria does ampicillin and sulbactam target?
Are there side effects to taking ampicillin and sulbactam?
What s an example of a bacterial infection treated by ampicillin sulbactam?
Which bacteria does ampicillin sulbactam combination treat?

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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.