Adam is an active, healthy 5'10" 34 year-old man weighing 145 pounds. He presents to your clinic with complaints of wheezing, dyspnea, cough, and sputum production, especially when running. He informs you that he is an avid marathon runner competing in one to two 5 or 10K runs per month. He tells you that he is symptomatic more than 2 times per week, but less that 1 times per day, and nighttime symptoms hardly ever occur. He also adds that his symptoms can get worse after and sometimes during his runs, especially when the outside temperature drops below 50°F.
Please provide a list of differential diagnoses, as well as indication of your primary diagnosis.
What is your pharmacological plan for your primary diagnosis including the medication, dose, and mechanism of action?