Question

which of the following drugs can be used for rescue treatment of asthma? advair diskus xopenex cromolyn sodium spiriva

Explanation:

To determine the drug for asthma rescue treatment, we analyze each option:

• Advair Diskus: A combination controller (long - term management), not for rescue.
• Xopenex (levalbuterol): A short - acting beta - agonist (SABA), used for acute asthma symptoms (rescue).
• Cromolyn sodium: A mast cell stabilizer for prevention, not rescue.
• Spiriva (tiotropium): A long - acting bronchodilator for maintenance, not rescue.

Answer:

B. Xopenex