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Sequential therapy with azelastine in seasonal allergic rhinitis. Deutsche Rhinitis Studiengruppe (German Rhinitis
B Kremer1, L Klimek, D Gülicher
1Department of Otorhinolaryngology, Head and Neck Surgery, Medical Faculty of University of Maastricht, The Netherlands. B.Kremer@kno.azm.nl
Arzneimittel-Forschung
|December 22, 1999
Summary
Sequential therapy for seasonal allergic rhinitis using azelastine nasal spray and oral tablets offers rapid symptom relief. This combination approach provides superior efficacy early in treatment with similar tolerability to nasal spray alone.
Area of Science:
- Allergy and Immunology
- Pharmacology
- Clinical Medicine
Background:
- Seasonal allergic rhinitis (SAR) significantly impacts quality of life.
- Effective and well-tolerated treatments are crucial for managing SAR symptoms.
- Sequential therapy models are being explored to optimize treatment outcomes.
Purpose of the Study:
- To evaluate the efficacy and tolerability of a sequential therapy model for SAR.
- To compare a combination of oral azelastine and azelastine nasal spray with nasal spray alone in the initial phase of treatment.
Main Methods:
- A randomized, controlled, double-blind, parallel-group, Phase IV study.
- 300 patients with SAR were enrolled for 14 days.
- Treatment groups received either azelastine nasal spray plus oral azelastine or azelastine nasal spray plus placebo for the first five days, followed by nasal spray alone for both groups.
Main Results:
- Both treatment regimens were effective in managing SAR.
- The combination therapy demonstrated significantly greater efficacy from the first day of treatment.
- The superiority of combination therapy persisted throughout the study, with similar tolerability profiles observed.
Conclusions:
- Sequential therapy combining oral azelastine and azelastine nasal spray provides rapid and superior efficacy in the early treatment of SAR.
- This approach achieves quicker and more complete symptom relief without compromising tolerability.
- Azelastine-based sequential therapy is a valuable option for managing seasonal allergic rhinitis.