A nurse is caring for a client who is experiencing an acute asthma attack. The nurse should expect to administer which of the following medications?

A. Budesonide is an inhaled corticosteroid used for long-term control of asthma and is not typically used for acute attacks. B. Cromolyn is a mast cell stabilizer used for the prevention of asthma symptoms and is not a rescue medication for acute attacks. C. Ipratropium is an anticholinergic bronchodilator used for maintenance treatment of bronchospasms and is not typically used for acute attacks. D. Levalbuterol is a short-acting beta-agonist bronchodilator and is commonly used as a rescue medication for acute asthma attacks.