| Term 
 | Definition 
 
        | Act by relaxing th smooth muscles of the bronchial tree, thereby relieving bronchospasm and decreasing the work of breathing. |  | 
        |  | 
        
        | Term 
 
        | Sympathomimetics (adrenergics) 
 albuterol, epinephrine
 |  | Definition 
 
        | increase vital capacity and decrease airway resistance. |  | 
        |  | 
        
        | Term 
 | Definition 
 
        | achieve brochodilation by decreasing the chemical that promotes bronchospasm |  | 
        |  | 
        
        | Term 
 
        | Inhaled corticosteroids 
 QVAR, Pulmicort, Symbicort
 |  | Definition 
 
        | Preferred for long term treatment of persistent asthma |  | 
        |  | 
        
        | Term 
 
        | Nasal corticosteroids 
 Flovent, Nasonex
 |  | Definition 
 
        | First-line therapy for most noninfectious types of rhinitis |  | 
        |  | 
        
        | Term 
 
        | Treatment for chronic asthma |  | Definition 
 
        | Singular- type of oral leukotriene receptor antagonists |  | 
        |  | 
        
        | Term 
 | Definition 
 
        | decrease the hypersecretion of and liquefy pulmonary secretions. |  | 
        |  | 
        
        | Term 
 
        | Expectorants 
 guaifenesin (Mucinex, Robitussin)
 |  | Definition 
 
        | increase secretions, reduce viscosity, and help to expel sputum |  | 
        |  | 
        
        | Term 
 | Definition 
 
        | medications to prevent coughing |  | 
        |  |