Last Updated: November 13, 2026

CAMPTOSAR Drug Patent Profile

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

Camptosar is a drug marketed by Pfizer Inc and is included in one NDA.

The generic ingredient in CAMPTOSAR is irinotecan hydrochloride. Thirteen suppliers are listed for this compound. Additional details are available on the irinotecan hydrochloride profile page.

DrugPatentWatch® Litigation and Generic Entry Outlook for Camptosar

A generic version of CAMPTOSAR was approved as irinotecan hydrochloride by ACTAVIS TOTOWA on February 27th, 2008.

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Summary for CAMPTOSAR
US Patents:0
Applicants:1
NDAs:1
Paragraph IV (Patent) Challenges for CAMPTOSAR
Tradename Dosage Ingredient Strength NDA ANDAs Submitted Submissiondate
CAMPTOSAR Injection irinotecan hydrochloride 20 mg/mL, 2 mL and 5 mL vials 020571 1 2004-07-26

US Patents and Regulatory Information for CAMPTOSAR

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Exclusivity Expiration
Pfizer Inc CAMPTOSAR irinotecan hydrochloride INJECTABLE;INJECTION 020571-001 Jun 14, 1996 AP RX Yes Yes ⤷  Start Trial ⤷  Start Trial ⤷  Start Trial
Pfizer Inc CAMPTOSAR irinotecan hydrochloride INJECTABLE;INJECTION 020571-002 Jun 14, 1996 AP RX Yes Yes ⤷  Start Trial ⤷  Start Trial ⤷  Start Trial
Pfizer Inc CAMPTOSAR irinotecan hydrochloride INJECTABLE;INJECTION 020571-003 Aug 5, 2010 AP RX Yes Yes ⤷  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

International Patents for CAMPTOSAR

See the table below for patents covering CAMPTOSAR around the world.

Country Patent Number Title Estimated Expiration
Austria 33839 ⤷  Start Trial
Canada 1235415 DERIVES DE LA CAMPTOTHECINE ET METHODE DE PREPARATION (CAMPTOTHECIN DERIVATIVES AND PROCESS FOR PREPARING SAME) ⤷  Start Trial
Germany 137145 ⤷  Start Trial
Germany 3470744 ⤷  Start Trial
European Patent Office 0137145 NEW CAMPTOTHECIN DERIVATIVES AND PROCESS FOR PREPARING SAME ⤷  Start Trial
Japan H034077 ⤷  Start Trial
Japan S6019790 NOVEL CAMPTOTHECIN DERIVATIVE ⤷  Start Trial
>Country >Patent Number >Title >Estimated Expiration

Supplementary Protection Certificates for CAMPTOSAR

Patent Number Supplementary Protection Certificate SPC Country SPC Expiration SPC Description
1746976 CR 2017 00030 Denmark ⤷  Start Trial PRODUCT NAME: IRINOTECAN SUCROSOFATE SALT; REG. NO/DATE: EU/1/16/1130 20161018
1746976 2017/029 Ireland ⤷  Start Trial PRODUCT NAME: IRINOTECAN SUCROSOFATE SALT; REGISTRATION NO/DATE: EU/1/16/1130 20161014
1746976 C01746976/01 Switzerland ⤷  Start Trial PRODUCT NAME: IRINOTECAN SUCROSOFAT; REGISTRATION NO/DATE: SWISSMEDIC-ZULASSUNG 65994 25.07.2017
1746976 SPC/GB17/043 United Kingdom ⤷  Start Trial PRODUCT NAME: IRINOTECAN SUCROSOFATE SALT; REGISTERED: UK EU/1/16/1130 20161018
0137145 SPC/GB97/010 United Kingdom ⤷  Start Trial PRODUCT NAME: GENERIC NAME: IRINOTECANCHEMICAL NAME: (+)-(4S)-4,11-DIETHYL-4-HYDROXY-9-((4-PIPERIDINOPIPERIDINO)CARBONYLOXY)-1H-PYRANO (3',4':6,7) INDOLIZINO(1,2-B) QUINOLINE-3,14-(4H,12H)-DIONE,OPTIONALLY THE HYDROCHLORIDE SALT THEREOF AND OPTIONALLY THE TRIHYDRATE T; REGISTERED: FR 558822.2 19950505; FR 558823.9 19950505; FR 558824.5 19950505; FR 558825.1 19950505; UK 00012/0302 19961017; UK 00012/0303 19961017
1746976 LUC00026 Luxembourg ⤷  Start Trial PRODUCT NAME: IRINOTECAN SUCROSOFATE SALT, SUCH AS IRINOTECAN SUCROSOFATE SALT IN A PEGYLATED LIPOSOME, SUCH AS A LIPOSOME COMPRISING 1,2-DISTEAROYL-SN-PHOSPHATIDYLCHOLINE, CHOLESTEROL AND N-(OMEGA-METHOXY-POLY(ETHYLENE GLYCOL) (MOLECULAR WEIGHT 2000)-OXYCARBONYL)-1,2-DISTEAROYLPHOSPHATIDYL ETHANOLAMINE, E.G. IN THE MOLAR RATIO 3:2:0.015; AUTHORISATION NUMBER AND DATE: EU/1/16/1130 20161018
1746976 CA 2017 00030 Denmark ⤷  Start Trial PRODUCT NAME: IRINOTECAN SUCROSOFATE SALT, SUCH AS IRINOTECAN SUCROSOFATE SALT IN A PEGYLATED LIPOSOME, SUCH AS A LIPOSOME COMPRISING 1,2-DISTEAROYL-SN-PHOSPHATIDYLCHOLINE, CHOLESTEROL AND N-(OMEGA-METHOXY-POLY(ETHYLENE GLYCOL)...; REG. NO/DATE: EU/1 /16/1130 20161018
>Patent Number >Supplementary Protection Certificate >SPC Country >SPC Expiration >SPC Description

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