A 70 year old man comes to the clinic with complaints that h…

A 70 year old man comes to the clinic with complaints that he is experiencing increased difficulty breathing over the past few days. He has a history of COPD and CAD. He was recently diagnosed with hypertension. Examination reveals no JVD, a slight increase in AP diameter of the chest, and no productive cough. Breath sounds are present, but expiratory wheezing is noted bilaterally, and he denies any chest pain. His vital signs are pulse 72, respirations 34, and BP 170/100. His current medications are Atrovent MDI, 2 puffs Q6h, NitroDur and Inderal 60 mg po bid. What is the best treatment for this patient?