Final answer:
The most appropriate management would be to evaluate the patient for a sleep disorder such as sleep apnea or narcolepsy and provide appropriate treatment.
Step-by-step explanation:
The most appropriate management for a 49-year-old male with a 2-year history of poor sleep, daytime fatigue, and sleepiness that interfere with his work performance would be to evaluate him for a sleep disorder such as sleep apnea or narcolepsy.
Sleep apnea is a disorder characterized by the cessation of breathing during sleep, leading to poor sleep and symptoms like fatigue, irritability, and morning headaches. It can be treated with continuous positive airway pressure (CPAP) therapy or surgery.
Narcolepsy is a sleep disorder that causes excessive daytime sleepiness and may be associated with cataplexy (episodes of muscle weakness or paralysis). It can be managed with medications like stimulants and antidepressants.