Budesonide Inhaler: Optimizing Delivery, Efficacy, and Safety in Asthma and COPD Management” Introduction Budesonide is an inhaled corticosteroid (ICS) widely used for long-term control of asthma and, in combination therapies, for chronic obstructive pulmonary disease (COPD). Its favorable topical potency and low systemic bioavailability make it a mainstay in inhaled anti-inflammatory therapy. https://www.marketresearchfuture.com/reports/budesonide-inhaler-market-35368 Mechanism of action and formulation Budesonide reduces airway inflammation by modulating gene transcription to decrease proinflammatory cytokines, eosinophil recruitment, and airway hyperresponsiveness. Available formulations include metered-dose inhalers (MDIs), dry powder inhalers (DPIs), and nebulized solutions. Particle size, device type, and inhalation technique significantly influence lung deposition and clinical effect. Indications and clinical use Asthma: Primary controller therapy across severity levels, often titrated by symptom control and exacerbation history. Budesonide can be used alone or in combination with long-acting β2-agonists (LABAs) for moderate-to-severe disease. COPD: Used in combination (ICS+LABA ± LAMA) for patients with frequent exacerbations and eosinophilic inflammation where benefit outweighs pneumonia risk. Pediatric use: Established safety profile when dosed appropriately; inhaler selection and technique training are critical. Dosing and administration considerations Individualize dosing according to asthma severity, exacerbation risk, and response. Use the lowest effective dose to achieve control. Spacer devices for MDIs and education on inhaler technique reduce oropharyngeal deposition and improve drug delivery. Safety profile Local adverse effects include oral thrush and dysphonia—mitigated by rinsing the mouth after inhalation. Systemic effects (growth suppression in children, adrenal suppression, bone density effects) are dose-related and uncommon at low to medium ICS doses but warrant monitoring with long-term high-dose use. Optimizing outcomes Regularly assess control using symptom scores and lung function. Reinforce inhaler technique at each visit. Consider combination therapy for uncontrolled disease despite adherence and technique optimization. Engage in step-up/step-down strategies based on control to minimize corticosteroid exposure. Conclusion Budesonide inhalers remain foundational in airway disease management due to effectiveness and an acceptable safety profile. Clinicians should focus on correct device selection, patient education, and individualized dosing to maximize benefit and minimize risk.