Robert, a 50-year-old male with a complex medical history, including hypertension and irritable bowel syndrome, has recently been prescribed insulin therapy to manage his type 2 diabetes. He is on multiple medications for his other conditions. Since starting on insulin, he's observed a variety of new symptoms and is concerned about drug interactions, adverse reactions, or even potential mismanagement of his conditions.
Given his medical background and current symptoms, which of the following three might be adverse reactions specifically attributed to his insulin therapy?Â