A two-step strategy: biologic drug may pave the way for immunotherapy in severe olive pollen asthma
NCT ID NCT07721376
First seen Jul 23, 2026 · Last updated Jul 24, 2026 · Updated 1 time
Summary
This study tests whether a six-month course of dupilumab can calm the immune system enough for patients with severe olive pollen asthma to then benefit from standard allergy immunotherapy. Researchers will use advanced molecular profiling to understand how the treatment restores immune balance. The goal is to find a way to reduce dependence on expensive biologic drugs and improve long-term asthma control.
What this could mean
Our plain-language read of the trial. This is informational only, not medical advice or a prediction.
- Active substance
- a biologic drug called dupilumab followed by allergen immunotherapy
- What this could lead to
- If successful, this approach could allow patients with severe olive pollen asthma to switch from costly biologic therapy to long-term immunotherapy, potentially altering the disease course.
- What could go wrong
- This is a very small early-stage study with only 18 participants. The strategy may not work for all patients, and biologic therapy carries risks like injection reactions and infections.
This is an AI summary of the original study and may miss details. Read our disclaimer.
Study facts
What this study's own registry entry says, in plain language.
- Participants
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About 18 people
The number the study aims to enrol. It can still change while the study runs.
- Started
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Oct 2024
- Expected to finish
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Nov 2029
An estimate. End dates often move.
- Lead sponsor
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Other sponsor
The registry's catch-all category, for sponsors it does not file as a company, a government agency, or a research network.
Who can take part
This study's own entry requirements. Only the study team can say for certain whether you qualify.
Who is studied
study with prospective follow-up medication , aimed at analyzing the inflammatory status of a group of asthmatic patients allergic to olive pollen with a severe phenotype during treatment with immunotherapy under routine clinical practice conditions and following the technical data sheet, in a group of patients who have previously received a short cycle of dupilumab and another group who have not received this treatment. The initiation and maintenance phase of immunotherapy is administered in our Immunotherapy Unit.
- Ages
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18 years and older
- Sex
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Anyone
- Healthy volunteers
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Not accepted
This study is not open to healthy volunteers. The entry requirements below say who it is open to.
Show the full entry requirements Hide the full entry requirements
Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.
Inclusion Criteria: * Patients ≥ 18 years old, residing in areas with high olive pollen exposure (exceeding 10,000 grains/m³ during the past five pollen seasons). * Proven allergy to olive pollen with predominant or isolated sensitization to Ole e 7. * Diagnosis of asthma that remains uncontrolled despite completing steps 5-6 of the GEMA guidelines during the olive pollen season. * Controlled asthma with a forced expiratory volume in 1 second (FEV1) \> 80% of the predicted normal value before starting subcutaneous immunotherapy (SCIT). Exclusion criteria 1. Having received allergen immunotherapy or biological treatment in the last 5 years. 2. Pregnant women. 3. Relevant comorbidity: cancer, myocardial infarction, severe immunological disorder . 4. Contraindications contained in the official technical data sheet for Dupixent® (dupilumab). 5. Contraindications of SCIT.
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Conditions
The condition(s) this trial relates to.
As listed by the trial registrant
The condition terms exactly as the trial's registrant entered them.
Contacts and locations
Locations
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Hospital Universitario Reina Sofia
Córdoba, Cordoba, 14004, Spain
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