Starting EXDENSUR

Things to keep in mind before starting EXDENSUR

EXDENSUR is not used to treat sudden breathing problems. At your doctor’s office, provide a list of the medications you’re taking, including:

Oral or inhaled corticosteroids

Prescription or over-the-counter medications

Vitamins and herbal supplements

Do not change or stop taking your other medicines unless instructed to do so by your healthcare provider.

When speaking to your doctor, remember to discuss your symptoms, all of your medical conditions, if you have a parasitic infection, if you’re pregnant or plan to become pregnant, and if you’re breastfeeding or plan to breastfeed. Babies exposed to EXDENSUR before birth may have higher and longer-lasting levels of the medicine in their bodies. It is not known if EXDENSUR may harm your unborn baby.

Ready for EXDENSUR? Learn what to expect:

Find support from day one. Once prescribed EXDENSUR, partner with your care team and Together with EXDENSUR to verify coverage and costs, and to answer any questions about your treatment.

Your dose is given by a healthcare professional once every 6 months. Location options may be available for where EXDENSUR is administered. Please refer to your coverage for details.

Questions about insurance or costs?

Discover more, including patient support designed to guide you through the moments that matter in your care.

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Talk to your doctor to see if EXDENSUR is right for you.

Approved Use & Safety Info

Approved Use

Important Safety Information

Approved Use

EXDENSUR is an add-on, prescription maintenance treatment for patients 12 years and older with severe asthma, eosinophilic type. EXDENSUR is not used to treat sudden breathing problems.

Important Safety Information

EXDENSUR can cause serious side effects, including:

  • allergic (hypersensitivity) reactions, including anaphylaxis. Serious allergic reactions can happen after you get your EXDENSUR injection. Contact your healthcare provider or get emergency help right away if you have any of the following symptoms of an allergic reaction:
    • swelling of your face, mouth, and tongue
    • breathing problems
    • fainting, dizziness, feeling lightheaded (low blood pressure)
    • rash
    • hives

Before using EXDENSUR, tell your healthcare provider about all of your medical conditions, including if you:

  • are taking systemic or inhaled corticosteroid medicines. Do not change or stop taking your corticosteroid medicines unless instructed by your healthcare provider because this may cause other symptoms to come back.
  • have a parasitic (helminth) infection.
  • are pregnant or plan to become pregnant. Babies exposed to EXDENSUR before birth may have higher and longer-lasting levels of the medicine in their bodies. It is not known if EXDENSUR may harm your unborn baby. If you become pregnant while taking EXDENSUR, call 1-888-825-5249.
  • are breastfeeding or plan to breastfeed. You and your healthcare provider should decide if you will use EXDENSUR and breastfeed. You should not do both without talking with your healthcare provider first.
  • are taking prescription and over-the-counter medicines, vitamins, and herbal supplements. Do not change or stop taking your other medicines unless instructed by your healthcare provider.

The most common side effects of EXDENSUR include: upper respiratory tract infection (common cold, sinus infection), sneezing, nasal congestion, runny nose and nasal itching (allergic rhinitis), flu or flu-like symptoms, joint pain, and sore throat (pharyngitis).

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. You may also report negative side effects to GSK at gsk.public.reportum.com or 1-888-825-5249.
GSK Help Center logo

Explore the GSK Help Center website to find customer service support and contact information.

Contact Us
Together with EXDENSUR logo

If you have questions about how to access or pay for your GSK medication, visit togetherwithexdensur.com or call 1-844-Call-TwGSK (1-844-225-5894). For cost information, visit gskforyou.com.