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Randomized, placebo-controlled, prospective clinical trial of efficacy and safety for the treatment of rhinitis/rhinoconjunctivitis and asthma against a mixture of Dermatophagoides pteronyssinus and Dermatophagoides farinae allergen extract

Randomized, placebo-controlled, prospective clinical trial of efficacy and safety for the treatment of rhinitis/rhinoconjunctivitis and asthma against a mixture of Dermatophagoides pteronyssinus and Dermatophagoides farinae allergen extract

Status
Not yet recruiting
Phases
Phase 2
Study type
Interventional
Source
EU CTR
Registry ID
EUCTR2018-004262-34-ES
Enrollment
150
Registered
2020-01-14
Start date
2020-04-28
Completion date
Unknown
Last updated
2020-09-28

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

House dust mites allergy MedDRA version: 20.0 Level: LLT Classification code 10020419 Term: House dust mite allergy System Organ Class: 100000004870 MedDRA version: 20.0 Level: LLT Classification code 10001728 Term: Allergic rhinoconjunctivitis System Organ Class: 100000004853 MedDRA version: 21.1 Level: LLT Classification code 10034382 Term: Perennial allergic rhinitis System Organ Class: 100000004855

Interventions

Product Name: MM09-I Pharmaceutical Form: Solution for injection INN or Proposed INN: N/A Current Sponsor code: MM09-I Other descriptive name: HOUSE DUST MITE ALLERGEN EXTRACT Concentration unit: AU/m

Sponsors

Inmunotek, S.L.
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: - Written informed consent - Positive suggestive clinical history of inhalation allergy (moderate-severe persistent/ rhinitis/ rhinoconjunctivitis with mild-moderate controlled persistent asthma) due to Dermatophagoides pteronyssinus and / or Dermatophagoides farinae allergy - Subjects with a positive prick test (wheal size > 5 mm) - Specific immunoglobulin E against house mites (Dermatophagoides pteronyssinus and/or Dermatophagoides farinae) > 10 kU/L (Class 3) and whose determinations does not exceed 6 months prior to the inclusion visit - Subjects that are not sensitized to environmental allergens from other groups (pollens, mushrooms, animal epithelia, food, medicines or poisons). - Subjects with diagnosis of asthmatic pathology performed by bronchodilator test or patients with previous diagnosis of asthma by clinical history - Age between 14 and 65 years - Both genders - Subjects capable of complying with the study protocol - Subjects who have not received immunotherapy in the last 5 years Are the trial subjects under 18? yes Number of subjects for this age range: 20 F.1.2 Adults (18-64 years) yes F.1.2.1 Number of subjects for this age range 100 F.1.3 Elderly (>=65 years) yes F.1.3.1 Number of subjects for this age range 30

Exclusion criteria

Exclusion criteria: - Subjects who have not given written informed consent - Subjects outside of the age range - Subjects who have previously received immunotherapy for the treatment of the allergic rhinoconjunctivitis and asthma in the last 5 years., or a cross-reactive allergen or are currently receiving immunotherapy with any allergen -Subjects that immunotherapy can be subject to absolute general contraindication according to the criteria of the Immunotherapy Committee of the Spanish Society of Allergy and Clinical Immunology and of the European Allergy and Clinical Immunology Immunotherapy Subcommittee - Subjects with intermittent or severe persistent or uncontrolled asthma, with a FEV1<60% with respect to the reference value despite the appropiate pharmacological treatment at the time of inclusion in the trial. Also subjects with intermittent rhinitis or with moderate to severe symptoms in whom the suspension of the systemic antihistamine treatment is contraindicated -- Subjects who have required oral corticosteroids in the 12 weeks previous to the inclusion in the trial - Subjects who have previously suffered a serious secondary reaction during the skin prick test -Subjects in treatment with beta blockers -Unstable subjects from the clinical point of view at the time of the inclusion in the trial (acute asthmatic exacerbation, respiratory infection, febrile, acute urticaria, etc.) -Subjects with chronic urticaria, severe dermographism, severe atopic dermatitis, sunburn, active psoriasis with lesions in areas where skin tests will be performed, or a history of hereditary angioedema -Subjects with some pathology in which the administration of adrenaline is contraindicated (hyperthyroidism, hypertension, heart disease, etc.) -Subjects with any other disease not associated with the moderate rhinoconjunctivitis or asthma, but of potential severity and that could interfere with the treatment and follow-up (epilepsy, psychomotor deterioration, diabetes, malformations, multi-operated, kidney diseases,…). -Subjects with autoimmune disease (thyroiditis, lupus, etc.), tumor diseases or with a diagnosis of immunodeficiency -Subject whose status prevents him from providing cooperation and/or who presents severe psychiatric disorders -Subjects with known allergy to other vaccine components different from mite allergen extract -Subjects with lower airway diseases other than asthma such as emphysema or bronchiectasis -Direct investigator’s relatives -Pregnant or women at risk of pregnancy women

Design outcomes

Primary

MeasureTime frame
Main Objective: To assess the clinical efficacy of polymerized allergenic extracts, administered subcutaneously, compared to placebo in subjects with moderate to severe persistent/ intermittent rhinoconjunctivitis associated with mild to severe persistent/intermittent asthma in mites sensitized subjects, without sensitization to other pneumoallergens, by combining the symptoms and the consumption of the medicine necessary for the control of asthma with rhinitis / rhinoconjunctivitis.;Secondary Objective: As secondary objectives will be assessed the tolerance, changes in immunological parameters, the subject quality of life, after the treatment and the safety of the subcutaneous immunotherapy;Primary end point(s): Combined symptom and medication score at the beginning and the end of the trial that will be evaluated by the symptom diary.;Timepoint(s) of evaluation of this end point: Begining and end of the clinical trial

Secondary

MeasureTime frame
Secondary end point(s): - Skin prick test - Free days of symptoms and medication - Asthmatic Exacerbations (Number, severity and time) - Quality of life - Visual analogue scales - Immunological parameters: total and specific IgE; IgG (specific IgG4) - Registration of health consumption - Safety variables;Timepoint(s) of evaluation of this end point: Begining and end of the clinical trial

Countries

Spain

Contacts

Public ContactMiguel Casanovas

INMUNOTEK, S.L.

mcasanovas@inmunotek.com34912908942110

Outcome results

None listed

Source: EU CTR (via WHO ICTRP) · Data processed: Feb 4, 2026