Respiratory Drugs Market Size, Share & Industry Analysis, By Drug Class (Short-Acting Beta2-Agonists, Long-Acting Beta2-Agonists, Inhaled Corticosteroids, Anticholinergics, Antihistamines) By Disease Type (Asthma, Chronic Bronchitis, Chronic Obstructive Pulmonary Disease, Pleural Effusion), By Route of Administration (Inhalation, Enteral, Parenteral), By Distribution Channel (Hospital Apotheken, Einzelhandelsapotheken, Online-Apotheken) und regionale Prognose, 2025-2032