Decongestants: Adrenergic Receptor Agonists

Congestion is triggered by an increase in blood flow to the vasculature of the nose, due to an upper respiratory infection, allergies, or other causes. A couple different types of drugs are commonly used to reduce the blood flow and, consequently, congestion. Let's look at how these different drugs work and what some of the side effects are.

Pulmonary drugs part 4