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Last Updated: January 19, 2022

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CAYSTON Drug Patent Profile


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

Cayston is a drug marketed by Gilead and is included in one NDA. There are four patents protecting this drug.

This drug has fifty-six patent family members in twenty-one countries.

The generic ingredient in CAYSTON is aztreonam. There are eight drug master file entries for this compound. Three suppliers are listed for this compound. Additional details are available on the aztreonam profile page.

DrugPatentWatch® Litigation and Generic Entry Outlook for Cayston

A generic version of CAYSTON was approved as aztreonam by FRESENIUS KABI USA on June 18th, 2010.

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Summary for CAYSTON
Drug patent expirations by year for CAYSTON
Drug Prices for CAYSTON

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Recent Clinical Trials for CAYSTON

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

SponsorPhase
University of DundeePhase 2
Gilead SciencesPhase 2
UCSF Benioff Children's Hospital OaklandPhase 4

See all CAYSTON clinical trials

US Patents and Regulatory Information for CAYSTON

CAYSTON is protected by four US patents.

Patents protecting CAYSTON

Inhalable aztreonam aerosol for treatment and prevention of pulmonary bacterial infections
Patent Number: ⤷  Try it Free
Patent Expiration: ⤷  Try it Free
Patented Use: IMPROVE RESPIRATORY SYMPTOMS IN CYSTIC FIBROSIS IN PATIENTS WITH PSEUDOMONAS AERUGINOSA

Inhalable aztreonam lysinate formulation for treatment and prevention of pulmonary bacterial infections
Patent Number: ⤷  Try it Free
Patent Expiration: ⤷  Try it Free

Inhalable aztreonam lysinate formulation for treatment and prevention of pulmonary bacterial infections
Patent Number: ⤷  Try it Free
Patent Expiration: ⤷  Try it Free
Patented Use: IMPROVE RESPIRATORY SYMPTOMS IN CYSTIC FIBROSIS IN PATIENTS WITH PSEUDOMONAS AERUGINOSA

Inhalable aztreonam lysinate formulation for treatment and prevention of pulmonary bacterial infections
Patent Number: ⤷  Try it Free
Patent Expiration: ⤷  Try it Free
Patented Use: IMPROVE RESPIRATORY SYMPTOMS IN CYSTIC FIBROSIS IN PATIENTS WITH PSEUDOMONAS AERUGINOSA

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Exclusivity Expiration
Gilead CAYSTON aztreonam FOR SOLUTION;INHALATION 050814-001 Feb 22, 2010 RX Yes Yes ⤷  Try it Free ⤷  Try it Free Y ⤷  Try it Free
Gilead CAYSTON aztreonam FOR SOLUTION;INHALATION 050814-001 Feb 22, 2010 RX Yes Yes ⤷  Try it Free ⤷  Try it Free Y ⤷  Try it Free
Gilead CAYSTON aztreonam FOR SOLUTION;INHALATION 050814-001 Feb 22, 2010 RX Yes Yes ⤷  Try it Free ⤷  Try it Free Y ⤷  Try it Free
Gilead CAYSTON aztreonam FOR SOLUTION;INHALATION 050814-001 Feb 22, 2010 RX Yes Yes ⤷  Try it Free ⤷  Try it Free Y ⤷  Try it Free
>Applicant >Tradename >Generic Name >Dosage >NDA >Approval Date >TE >Type >RLD >RS >Patent No. >Patent Expiration >Product >Substance >Delist Req. >Exclusivity Expiration

Expired US Patents for CAYSTON

Applicant Tradename Generic Name Dosage NDA Approval Date Patent No. Patent Expiration
Gilead CAYSTON aztreonam FOR SOLUTION;INHALATION 050814-001 Feb 22, 2010 ⤷  Try it Free ⤷  Try it Free
Gilead CAYSTON aztreonam FOR SOLUTION;INHALATION 050814-001 Feb 22, 2010 ⤷  Try it Free ⤷  Try it Free
Gilead CAYSTON aztreonam FOR SOLUTION;INHALATION 050814-001 Feb 22, 2010 ⤷  Try it Free ⤷  Try it Free
Gilead CAYSTON aztreonam FOR SOLUTION;INHALATION 050814-001 Feb 22, 2010 ⤷  Try it Free ⤷  Try it Free
>Applicant >Tradename >Generic Name >Dosage >NDA >Approval Date >Patent No. >Patent Expiration

Supplementary Protection Certificates for CAYSTON

Patent Number Supplementary Protection Certificate SPC Country SPC Expiration SPC Description
2158901 2018C/001 Belgium ⤷  Try it Free PRODUCT NAME: CAYSTON - AZTREONAM; AUTHORISATION NUMBER AND DATE: EU/1/09/543/001 20090923
1353647 365 Finland ⤷  Try it Free
1353647 91851 Luxembourg ⤷  Try it Free 91851, EXPIRES: 20240921
1353647 1190027-1 Sweden ⤷  Try it Free MARKETING AUTHORIZATION NUMBER AND DATE OF GRANT/NOTIFICATION: EU/1/09/543/001, 2009-09-23; PERIOD OF VALIDITY (FROM - UNTIL): 2021-12-21 - 2024-09- 22
2158901 122018000042 Germany ⤷  Try it Free PRODUCT NAME: AZTREONAMLYSIN; REGISTRATION NO/DATE: EU/1/09/543/001 20090921
>Patent Number >Supplementary Protection Certificate >SPC Country >SPC Expiration >SPC Description

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Serving leading biopharmaceutical companies globally:

Moodys
Express Scripts
Medtronic
Harvard Business School
Baxter
Mallinckrodt

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.