The goal of this observational study is to learn more about the effectiveness of benralizumab (Fasenra, 30 mg every 8 weeks) in maintaining asthma control in people with severe eosinophilic asthma. Participants will have electronic medication monitors fitted to their usual maintenance inhaler, as well as a study-provided anti-inflammatory rescue inhaler, albuterol-budesonide (AirSupra). These monitors will track when each inhaler is used. Participants will also upload time-stamped photos of their benralizumab administration to their electronic medical records.
This will be a 26-week prospective, single arm study. At Visit 1 (in-person visit at day -14), scheduled two weeks before they are due for their next dose of benralizumab, participants will provide informed consent, demographics information, and have Adherium electronic medication monitors (EMM) fitted onto their inhaled corticosteroid (ICS)-containing maintenance and inhaled corticosteroid-short-acting β2-agonist (ICS-SABA) reliever medications . The patient-facing research assistant (pRA) will ask participants for the dates they plan to administer each of the following three doses of benralizumab, at 8-week intervals (±7 days), and schedule video visits two, three, and four on those dates to confirm the patient received the benralizumab. If the patient cannot complete a video visit for directly observed therapy of benralizumab administration, they can also upload a time and date stamped photo of themselves administering the benralizumab to their EMR via the MyChart Patient Portal within 48 hours of administration. Participants will continue usual care with their asthma health care professional, and the study team will collect any interval Asthma Control Test (ACT), spirometry (e.g., forced exhalation volume in the first second (FEV1), forced vital capacity (FVC), and FEV1/FVC), and fractional exhaled nitric oxide (FENO) measurements, as well as oral corticosteroid (OCS) use (both OCS bursts and changes in daily OCS dose, as applicable), immediate care visits, emergency department (ED) visits, and hospitalizations for asthma. The pRA will perform all of their tasks under the supervision of the study investigators (an allergist and immunologist and a pulmonologist). At visit one, the pRA will teach each participant how to: attach the Adherium EMM to their ICS-SABA reliever and ICS-containing maintenance medications; download the Adherium asthma App to their smartphone; pair the EMM with their smartphone App; and view their ICS adherence and ICS-SABA usage, as well as inhalation quality, on the App. Each month, under the supervision of the study investigators, the pRA will review the remote therapeutic monitoring data for each participant's ICS-SABA reliever and ICS-containing maintenance medications and document the results of this review in the patient's chart. Data collected during the study include: * Maintenance inhaler use * Rescue inhaler use * Dates of benralizumab administration * Dates of severe asthma exacerbations * Oral corticosteroid use * Healthcare visits for asthma * AIRQ scores * Results from standard of care assessments, including ACT scores, lung function values, FeNO, and absolute eosinophil counts * Demographic information, including age, gender, race, ethnicity, and insurance
Study Type
INTERVENTIONAL
Allocation
NA
Purpose
TREATMENT
Masking
NONE
Enrollment
40
Budesonide-albuterol will be used as an anti-inflammatory reliever inhaler for the duration of the study.
Participants will continue using benralizumab as prescribed. Benralizumab is not supplied by the study.
Endeavor Health
Skokie, Illinois, United States
Change in anti-inflammatory reliever inhaler use during last benralizumab dosing cycle
Difference between ICS-SABA uses in the first and last two weeks of the 3rd of 3 benralizumab dosing cycles during the study period.
Time frame: Weeks 17 through 24
Change in anti-inflammatory reliever inhaler use during all benralizumab dosing cycles
Difference between ICS-SABA uses in the first and last two weeks of all 3 benralizumab dosing cycles during the study period.
Time frame: Weeks 1 through 24
Number of days per week without anti-inflammatory reliever inhaler use
Number of days with 0 ICS-SABA uses per week in relation to most recent benralizumab administration.
Time frame: Weeks 1 through 24
Time to severe asthma exacerbation
Time to first severe asthma exacerbation requiring treatment with oral corticosteroids for at least 3 days, urgent care or emergency department visit, hospitalization, or death, in relation to most recent benralizumab administration.
Time frame: Weeks 1 through 24
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