Allergic Rhinitis Clinical Trial
Official title:
Prospective, Randomised, DBPC Clinical Trial to Evaluate the Efficacy and Safety of Polymerized and Mannan Conjugated Allergen Extract of Dermatophagoides for the Treatment of Allergic Rhinitis/Rhinoconjunctivitis With or Without Asthma
Prospective, randomised, double-blind, placebo-controlled clinical trial to evaluate the efficacy and safety of polymerized and mannan conjugated allergen extract of Dermatophagoides for the treatment of allergic rhinitis/rhinoconjunctivitis with or without asthma. The main objective of the clinical trial is to evaluate the clinical efficacy of the investigational medicinal product, administered sublingually, compared to placebo for the treatment of moderate-severe rhinitis/rhinoconjunctivitis with or without mild to moderate asthma and controlled using the Rhinitis/Rhinoconjunctivitis Combined Symptom and Medication Score (R-CSMS).
Allergen-specific immunotherapy (AIT) has been shown to be effective in relieving symptoms, reducing medication use, and improving quality of life in patients with respiratory allergies). This is thought to be due to the induction of a state of tolerance to specific allergens with long-lasting effects after discontinuation of treatment. And it is accepted that immunotherapy is the only available method for allergists to improve or cure, partially or definitely, an allergic process The study population of this clinical trial will comprise subjects allergic to mites (Dermatophagoides pteronyssinus and/or D. farinae) with symptoms of moderate-severe rhinitis/rhinoconjunctivitis with or without mild to severe controlled asthma, suitable to allergen immunotherapy. The primary efficacy endpoint will be the combined rhinitis/rhinoconjunctivitis symptom and medication score. Every single day from the beginning of the administration of the investigational drug (V2-VF), the subject will be asked to score and register his/her symptoms and record medication consumption in an electronic diary following the instructions of the application. This diary will provide the symptom score and medication consumption for each subject during the trial. ;
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