Clinical Efficacy and Influencing Factors of Budesonide Inhalation in the Treatment of Cough Variant Asthma in Adults
Abstract
Objective: To analyze the clinical efficacy and influencing factors of budesonide inhalation therapy in adult Cough variant asthma (CVA).
Methods: This retrospective study involved 223 CVA patients who were treated in the hospital from January 2022 to February 2024. These patients received standard symptomatic treatment (such as cough suppression, expectoration, and anti-infection therapies), along with budesonide inhalation therapy. The main objective of the study was to evaluate the clinical effects before and after treatment, including lung function, serum inflammatory factor levels, and immune function, while also recording any adverse reactions that occurred during treatment. We classified the patients into effective and ineffective groups based on treatment outcomes, collected clinical factors related to efficacy, and used logistic regression analysis to investigate the factors affecting treatment effectiveness.
Results: After treatment, the lung function indicators of patients showed significant improvement, with the forced expiratory volume in one second (FEV1), forced vital capacity (FVC), and peak expiratory flow (PEF) all increasing compared to before treatment. At the same time, the levels of tumor necrosis factor-alpha (TNF-α), interleukin-4 (IL-4), and immunoglobulin E (IgE) in the serum decreased. In terms of immune function, the levels of CD3+ and CD4+ cells were increased, while the level of CD8+ cells decreased. Thirteen patients (5.83%) experienced nausea and indigestion during the treatment process, nine patients (4.04%) had drowsiness and fatigue, and seven patients (3.14%) had discomfort in the throat. Based on the therapeutic efficacy evaluation after treatment, patients were divided into an effective group (n=188) and an ineffective group (n=35). Further multivariate logistic regression analysis revealed that older age (OR=1.570), lower levels of 25-hydroxyvitamin D3 [25(OH)D3] (OR=0.798), and high levels of tumor necrosis factor-alpha (TNF-α) (OR=1.850) increased the risk of reduced therapeutic efficacy.
Conclusion: Budenoside inhalation therapy is effective for CVA patients, as it can improve lung function, reduce inflammation, and enhance immune function. However, factors such as age, 25(OH)D3, and TNF-α may influence the treatment outcomes.
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Issue | Vol 24 No 2 (2025) | |
Section | Original Article(s) | |
DOI | https://doi.org/10.18502/ijaai.v24i2.18142 | |
Keywords | ||
Budesonide Treatment outcome Cough variant asthma Immune system phenomena Risk factor |
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