For what condition is Prazosin primarily indicated?

Prazosin is primarily indicated for the treatment of hypertension, which is high blood pressure. As an alpha-1 adrenergic antagonist, it works by causing blood vessels to relax and dilate, leading to a decrease in blood pressure. This reduction in vascular resistance helps improve blood flow and lowers the workload on the heart.

In the context of other choices, chronic obstructive pulmonary disease, hypothyroidism, and heart failure are not primary indications for Prazosin. While it may offer benefits in certain scenarios related to heart failure management, it is not a first-line treatment for that condition. Its specific mechanism of action is tailored to managing blood pressure effectively, making it a critical medication for individuals diagnosed with hypertension.