Dose Ranging Study of SLIT Tablets of House Dust Mite Allergen Extracts (HDM) in Adults With HDM-associated Allergic Asthma

NCT ID: NCT01930461

Last Updated: 2015-12-18

Study Results

Results pending

The study team has not published outcome measurements, participant flow, or safety data for this trial yet. Check back later for updates.

Basic Information

Get a concise snapshot of the trial, including recruitment status, study phase, enrollment targets, and key timeline milestones.

Recruitment Status

COMPLETED

Clinical Phase

PHASE2

Total Enrollment

386 participants

Study Classification

INTERVENTIONAL

Study Start Date

2013-09-30

Study Completion Date

2015-08-31

Brief Summary

Review the sponsor-provided synopsis that highlights what the study is about and why it is being conducted.

The purpose of this study is to investigate the efficacy and safety of different doses of sublingual tablets of house dust mite allergen extracts as compared to placebo in adults with house dust mite-associated allergic asthma.

Detailed Description

Dive into the extended narrative that explains the scientific background, objectives, and procedures in greater depth.

Conditions

See the medical conditions and disease areas that this research is targeting or investigating.

Asthma House Dust Mite Allergy

Study Design

Understand how the trial is structured, including allocation methods, masking strategies, primary purpose, and other design elements.

Allocation Method

RANDOMIZED

Intervention Model

PARALLEL

Primary Study Purpose

TREATMENT

Blinding Strategy

QUADRUPLE

Participants Caregivers Investigators Outcome Assessors

Study Groups

Review each arm or cohort in the study, along with the interventions and objectives associated with them.

SLIT (A)

SLIT tablets of HDM allergen extracts, 3 different doses (A)

Group Type EXPERIMENTAL

SLIT tablets of HDM allergen extracts, 3 different doses (A)

Intervention Type BIOLOGICAL

Two sublingual tablets daily for 13 months

SLIT (B)

SLIT tablets of HDM allergen extracts, 3 different doses (B)

Group Type EXPERIMENTAL

SLIT tablets of HDM allergen extracts, 3 different doses (B)

Intervention Type BIOLOGICAL

Two sublingual tablets daily for 13 months

SLIT (C)

SLIT tablets of HDM allergen extracts, 3 different doses (C)

Group Type EXPERIMENTAL

SLIT tablets of HDM allergen extracts, 3 different doses (C)

Intervention Type BIOLOGICAL

Two sublingual tablets daily for 13 months

Placebo

Placebo matching the SLIT tablets of HDM allergen extracts

Group Type PLACEBO_COMPARATOR

Placebo matching the SLIT tablets of HDM allergen extracts

Intervention Type BIOLOGICAL

Two sublingual tablets daily for 13 months

Interventions

Learn about the drugs, procedures, or behavioral strategies being tested and how they are applied within this trial.

SLIT tablets of HDM allergen extracts, 3 different doses (A)

Two sublingual tablets daily for 13 months

Intervention Type BIOLOGICAL

SLIT tablets of HDM allergen extracts, 3 different doses (B)

Two sublingual tablets daily for 13 months

Intervention Type BIOLOGICAL

SLIT tablets of HDM allergen extracts, 3 different doses (C)

Two sublingual tablets daily for 13 months

Intervention Type BIOLOGICAL

Placebo matching the SLIT tablets of HDM allergen extracts

Two sublingual tablets daily for 13 months

Intervention Type BIOLOGICAL

Other Intervention Names

Discover alternative or legacy names that may be used to describe the listed interventions across different sources.

Sublingual immunotherapy tablet Sublingual immunotherapy tablet Sublingual immunotherapy tablet Sublingual placebo tablet

Eligibility Criteria

Check the participation requirements, including inclusion and exclusion rules, age limits, and whether healthy volunteers are accepted.

Inclusion Criteria

* Written informed consent.
* Male or female from 18 to 50 years of age.
* Diagnosed asthma and rhinitis with medical history consistent with HDM-induced allergic asthma and rhinitis.
* Positive SPT to HDM and and HDM-specific IgE serum value ≥ 0.7 kU/L.
* Stable asthma therapies.
* Spirometry (pre-bronchodilator) with best FEV1 ≥ 70% of the predicted value.
* Spirometry with reversibility in FEV1 of ≥ 12% and ≥ 200 mL.
* Asthma Control Test™ (ACT) score ≤ 19.

Exclusion Criteria

* Former smoker with \> 10 pack year history or current smoker.
* Patient with a urine level of cotinine ≥ 500 ng/mL.
* Co-sensitisation to any allergen possibly leading to clinically relevant symptoms likely to significantly change the asthma symptoms of the subject during the study.
* Patient who received allergen immunotherapy for HDM within the past 10 years.
* Ongoing immunotherapy for an aeroallergen other than house dust mite.
* Patient with any oral condition that could confound the safety assessments or planning to have a dental extraction during the study.
* Patient treated with beta-blockers, tricyclic antidepressants or monoamine oxidase inhibitors (MAOIs).
* Pregnant women or breast-feeding/lactating.
* Women with childbearing potential who are not using a medically accepted birth control method.
* Patient with a past or current disease, which as judged by the Investigator, may affect the patient's participation in, or the outcome of this study.
Minimum Eligible Age

18 Years

Maximum Eligible Age

50 Years

Eligible Sex

ALL

Accepts Healthy Volunteers

No

Sponsors

Meet the organizations funding or collaborating on the study and learn about their roles.

Stallergenes Greer

INDUSTRY

Sponsor Role lead

Responsible Party

Identify the individual or organization who holds primary responsibility for the study information submitted to regulators.

Responsibility Role SPONSOR

Principal Investigators

Learn about the lead researchers overseeing the trial and their institutional affiliations.

Pascal Demoly, MD

Role: PRINCIPAL_INVESTIGATOR

Montpellier, France

Locations

Explore where the study is taking place and check the recruitment status at each participating site.

CHU Arnaud de Villeneuve

Montpellier, , France

Site Status

NHC, Hôpitaux Universitaires de Strasbourg

Strasbourg, , France

Site Status

Universitätsmedizin Berlin - Allergie-Centrum-Charité

Berlin, , Germany

Site Status

SPZOZ Uniwersytecki Szpital Kliniczny Nr 1im.N.Barlickiego w Uniwersystetu Medycznego w Łodzi

Lodz, , Poland

Site Status

Majorek-Olechowska Bernadetta

Tarnów, , Poland

Site Status

Countries

Review the countries where the study has at least one active or historical site.

France Germany Poland

Other Identifiers

Review additional registry numbers or institutional identifiers associated with this trial.

VO72.12

Identifier Type: -

Identifier Source: org_study_id