For EGPA, FASENRA is 1 injection administered every 4 weeks. Fewer injections than other EGPA treatment options†
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†Dosing comparisons do not imply improved efficacy or safety.
frequently asked questions
FASENRA is a prescription medicine approved to help treat people 18 years and older with EGPA. It's a biologic treatment given by injection once every 4 weeks.
The mechanism of action of FASENRA in EGPA is not fully understood.
Achieving remission may be possible – Learn about the impact FASENRA had on steroid use in patients with EGPA.

59% of patients in a clinical trial were in remission at both 36 and 48 weeks. This means no active EGPA disease activity* and daily oral steroid use of 4 mg or less.
Versus 57% of patients in the control group.
With FASENRA, 41% of people in a clinical study no longer required oral steroids.†‡
Versus 26% of patients in the control group.†‡
86% of patients with EGPA taking FASENRA reduced their dose of oral steroids by 50% or more.†‡
Versus 74% of patients in the control group.†‡
Do not stop or change your corticosteroid medicines unless instructed by your healthcare provider.
Results May Vary
70% of patients in each group remained relapse-free during the study. Relapse is defined as the return of disease symptoms after a period of improvement or remission.
In the 52-week study, FASENRA was studied against mepolizumab (control group, which is an active comparator) in a total of 140 patients (70 for each product). FASENRA was administered 1 injection every 4 weeks, compared with mepolizumab administered 3 injections every 4 weeks. The results across the study were comparable.
*Remission is defined as no active vasculitis and daily oral steroid use of 4 mg or less.
†Oral steroid dose compared to baseline in the last 4 weeks of treatment (weeks 48-52).
‡Based on the design of the study, results are descriptive.
Do not use FASENRA if you are allergic to benralizumab or any of the ingredients in FASENRA. Do not use to treat sudden breathing problems.
FASENRA may cause serious side effects, including:
Before using FASENRA, tell your healthcare provider about all of your medical conditions, including if you:
Do not stop taking your other medicines unless instructed to do so by your healthcare provider. Tell your healthcare provider if your condition does not get better or if it gets worse after you start treatment with FASENRA.
The most common side effects of FASENRA:
These are not all the possible side effects of FASENRA.
FASENRA is a prescription medicine used:
Please see full Prescribing Information, including Patient Information and Instructions for Use.
You may report side effects related to AstraZeneca products.