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CAYSTON is a prescription antibacterial medicine used to improve breathing symptoms in people with cystic fibrosis (CF) who have a lung infection due to Read More Pseudomonas aeruginosa (Pa). CAYSTON is not for infections caused by other bacteria or viruses, such as the common cold. It is not known if CAYSTON is safe and effective in children under the age of 7 or in people with FEV1 <25% or >75% predicted.

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CAYSTON (aztreonam for inhalation solution)
  • What is Pseudomonas
    aeruginosa (Pa)
    ?
  • Is CAYSTON
    right for me?
  • What should I know about
    the safety and clinical trials of CAYSTON?
  • How do I start or come
    back to CAYSTON?
  • What if I need support
    while on CAYSTON?
What is Pseudomonas
aeruginosa (Pa)
?
  • Is CAYSTON right for me?
    • Getting to Know CAYSTON
    • Fitting CAYSTON Into Your Day
    • FAQs
  • What should I know about
    the safety and clinical trials of CAYSTON?
    • Important Safety Information
    • AIR-CF1 Study: Breathing Symptoms and Lung Function
    • Active Comparator Study: CAYSTON and TOBI
    • Interactive Clinical Data Overview
  • How do I start or come
    back to CAYSTON?
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      and a Carrying Case
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    while on CAYSTON?
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  • Getting to Know CAYSTON
  • Fitting CAYSTON Into Your Day
  • FAQs
  • Important Safety Information
  • AIR-CF1 Study: Breathing Symptoms and Lung Function
  • Active Comparator Study: CAYSTON and TOBI
  • Interactive Clinical Data Overview
  • Getting Started
  • Order a Welcome Kit and a Carrying Case
  • Taking CAYSTON
  • Coming Back to CAYSTON
  • Test Your CAYSTON IQ
  • My Cayston Community™
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Millions of them.
One of you.

Stand up to your symptoms and breathe better with CAYSTON®.

People with cystic fibrosis (CF) and chronic Pseudomonas aeruginosa (Pa) can experience respiratory symptoms such as coughing, wheezing, and mucus production. CAYSTON is an inhaled antibiotic that helps suppress Pa bacteria and could reduce your symptoms. Ask your doctor how CAYSTON can help you breathe better.

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Do not take CAYSTON if you are allergic to aztreonam, or any of the ingredients in CAYSTON.

Continued below
Please read the following Important Safety Information before your video begins.

What is CAYSTON?

CAYSTON is a prescription antibacterial medicine used to improve breathing symptoms in people with cystic fibrosis (CF) who have a lung infection due to Pseudomonas aeruginosa (Pa). CAYSTON is not for infections caused by other bacteria or viruses, such as the common cold. It is not known if CAYSTON is safe and effective in children under the age of 7 or in people with FEV1 <25% or >75% predicted.

IMPORTANT SAFETY INFORMATION

Who should not take CAYSTON?

Do not take CAYSTON if you are allergic to aztreonam, or any of the ingredients in CAYSTON.


What should I tell my healthcare provider before taking CAYSTON?

  • Tell your healthcare provider about all of your medical conditions, including if you are allergic to any antibiotics; if you are pregnant or plan to become pregnant, as it is not known if CAYSTON can harm your unborn baby; if you are breastfeeding or plan to breastfeed, as CAYSTON can pass into your breastmilk. Talk with your healthcare provider about the best way to feed your baby while you are taking CAYSTON.
  • Tell your healthcare provider about all the medicines you take, including prescription and over-the-counter medicines, vitamins, and herbal supplements.

What are the possible side effects of CAYSTON?

CAYSTON may cause serious side effects, including:

  • Severe allergic reactions. Stop your treatment with CAYSTON and call your healthcare provider right away if you have any symptoms of an allergic reaction, including rash or swelling of your face, or throat tightness.
  • Trouble breathing right after treatment with CAYSTON (bronchospasm). Tell your healthcare provider right away if you experience shortness of breath with wheezing, or coughing and chest tightness. To decrease the chance of this happening, be sure to use your inhaled bronchodilator medicine before each treatment with CAYSTON.

The most common side effects of CAYSTON include cough, nasal congestion, wheezing, sore throat, fever, chest discomfort, stomach area pain, and vomiting.

These are not all the possible side effects of CAYSTON. Tell your healthcare provider if you have any new or worsening symptoms while taking CAYSTON and about any side effect that bothers you or that does not go away.

You are encouraged to report negative side effects of prescription drugs to the FDA. Visit www.fda.gov/medwatch, or call 1-800-FDA-1088.


What is CAYSTON?

CAYSTON is a prescription antibacterial medicine used to improve breathing symptoms in people with cystic fibrosis (CF) who have a lung infection due to Pseudomonas aeruginosa (Pa). CAYSTON is not for infections caused by other bacteria or viruses, such as the common cold. It is not known if CAYSTON is safe and effective in children under the age of 7 or in people with FEV1 <25% or >75% predicted.

Please see full Prescribing Information, including Patient Information and Patient Instructions for Use.

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©2022 Gilead Sciences, Inc. All rights reserved. US-CAYC-0049 03/22

  • Full Prescribing Information
  • Patient Information
  • Important Safety Information
  • BATTLING
    PSEUDOMONAS
    AERUGINOSA (Pa)
  • CLINICAL
    STUDIES
     
  • STARTING
    CAYSTON
     
  •  
    SUMMARY
     
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DID YOU KNOW?

These 3 bugs represent coughing, wheezing, and mucus production; 3 of the breathing symptoms you may experience if you have Pa.

x

TIP:
Do not change your dose or stop taking CAYSTON unless your healthcare provider tells you to.

x
Interactive brochure

This is how the study was designed, before it began.

x

This is also referred to as a "double-blind" study.

x

Even though people were off treatment, they were still being monitored for the study.

x
Interactive brochure

People gave answers from a 4-point scale to communicate to their doctors how they were feeling.

x

TIP:
Track how you're feeling with a daily journal. Ask yourself these questions and talk to your doctor about symptoms you're experiencing.

x
Interactive brochure

"Breathing symptoms" include wheezing, coughing, and mucus production.

x

This means that even after people stopped taking CAYSTON, they still reported an improvement in their wheezing, coughing, and mucus production compared to placebo at Day 42, though the difference was smaller.

x
Interactive brochure

Interactive brochure

It’s so important for the Pa medication to improve his FEV1 —it gives you the encouragement to keep going.


Annie (caretaker for Gareth, age 8, treated with CAYSTON)

x

Day 28 was the predetermined timepoint used to measure improvement.

x

FYI:
This means how much air can be exhaled, in liters.

x
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Currently taking CAYSTON and have questions for your care team?

Download a Conversation Guide

x

IMPORTANT:
Talk to your doctor if you experience new or worsening symptoms while taking CAYSTON.

x
Interactive brochure

This is how the study was designed, before it began.

x

This means that the study was not used in the evaluation and not taken into consideration for the FDA approval of CAYSTON. The information will not be found in the package insert.

x
Interactive brochure

The 3 numbers across each treatment course were averaged to come up with the actual change in lung function.

x

Considering CAYSTON and have questions for your care team?

Download a Conversation Guide

x
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This study was set up to only look at results from one time point.

x

Interactive brochure Managing CF with my care team means educating myself about treatment options and playing an active, central role as a member of my care team.

Chris Kvam

Learn how Chris talks about treatment options with his care team.

Hear from Chris

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IMPORTANT:
Tell your doctor if you have any new or worsening symptoms while taking CAYSTON and about any side effects that bother you or that do not go away.

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Want more tips for fitting CAYSTON into your day?

Get tips

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Learn about dosing and administration with CAYSTON.

Get the guide

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Watch a video about how CAYSTON and the ALTERA® Nebulizer work.

Watch now

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See how to properly mix and store your CAYSTON treatment.

View now

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As someone who works full-time, has a family, and likes to travel, flexibility is the key to managing my treatment regimen.


Mark


See how Mark takes his treatment on the go

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Watch how to clean and disinfect your ALTERA Nebulizer Handset.

View now

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Use the Cayston Access Program Enrollment Form to get started.

Download now

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Get familiar with the resources that can help you start and stay on track with CAYSTON.

Download the Resource Guide

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Download this Clinical Data Overview.

Download now

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More questions about CAYSTON?

Read the FAQs

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You can get resources sent straight to your inbox.

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The information on this site is intended for healthcare providers who are residents of the United States.

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Waranty Process

  1. Your first shipment of CAYSTON® (aztreonam for inhalation solution) will include the ALTERA Nebulizer System.
  2. A nebulizer system warranty card from the manufacturer (Pari) will also be included.
  3. It is important that you complete the warranty card and submit it to Pari.Pari. Submitting the warranty card helps ensure that Pari can honor it's 3-year warranty should any issues arise.
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You are now leaving the CAYSTON website. CAYSTON.com offers links to external pages and is not responsible for any content published on the third-party website you are about to enter. Gilead has not reviewed and does not endorse any information presented on third-party websites.

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Full Prescribing Information Patient Information Important Safety Information
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Please click here to see full Prescribing Information.
Continued below
Please read the following Important Safety Information before your video begins.

What is CAYSTON?

CAYSTON is a prescription antibacterial medicine used to improve breathing symptoms in people with cystic fibrosis (CF) who have a lung infection due to Pseudomonas aeruginosa (Pa). CAYSTON is not for infections caused by other bacteria or viruses, such as the common cold. It is not known if CAYSTON is safe and effective in children under the age of 7 or in people with FEV1 <25% or >75% predicted.

IMPORTANT SAFETY INFORMATION

Who should not take CAYSTON?

Do not take CAYSTON if you are allergic to aztreonam, or any of the ingredients in CAYSTON.


What should I tell my healthcare provider before taking CAYSTON?

  • Tell your healthcare provider about all of your medical conditions, including if you are allergic to any antibiotics; if you are pregnant or plan to become pregnant, as it is not known if CAYSTON can harm your unborn baby; if you are breastfeeding or plan to breastfeed, as CAYSTON can pass into your breastmilk. Talk with your healthcare provider about the best way to feed your baby while you are taking CAYSTON.
  • Tell your healthcare provider about all the medicines you take, including prescription and over-the-counter medicines, vitamins, and herbal supplements.

What are the possible side effects of CAYSTON?

CAYSTON may cause serious side effects, including:

  • Severe allergic reactions. Stop your treatment with CAYSTON and call your healthcare provider right away if you have any symptoms of an allergic reaction, including rash or swelling of your face, or throat tightness.
  • Trouble breathing right after treatment with CAYSTON (bronchospasm). Tell your healthcare provider right away if you experience shortness of breath with wheezing, or coughing and chest tightness. To decrease the chance of this happening, be sure to use your inhaled bronchodilator medicine before each treatment with CAYSTON.

The most common side effects of CAYSTON include cough, nasal congestion, wheezing, sore throat, fever, chest discomfort, stomach area pain, and vomiting.

These are not all the possible side effects of CAYSTON. Tell your healthcare provider if you have any new or worsening symptoms while taking CAYSTON and about any side effect that bothers you or that does not go away.

You are encouraged to report negative side effects of prescription drugs to the FDA. Visit www.fda.gov/medwatch, or call 1-800-FDA-1088.


What is CAYSTON?

CAYSTON is a prescription antibacterial medicine used to improve breathing symptoms in people with cystic fibrosis (CF) who have a lung infection due to Pseudomonas aeruginosa (Pa). CAYSTON is not for infections caused by other bacteria or viruses, such as the common cold. It is not known if CAYSTON is safe and effective in children under the age of 7 or in people with FEV1 <25% or >75% predicted.

Please see full Prescribing Information, including Patient Information and Patient Instructions for Use.

Important Safety Information

×
CAYSTON and the CAYSTON logo are registered trademarks of Gilead Sciences, Inc. ALTERA is a registered trademark of PARI Pharma GmbH. All other trademarks referenced herein are the property of their respective owners.
©2020 Gilead Sciences, Inc. All rights reserved. CAYC0431 02/20
CAYSTON (aztreonam for inhalation solution)