Blockers of alpha1-adrenoreceptors (alpha1-blockers)
How do alpha-1 blockers work? Drugs of this group block the receptors (nerve endings) to epinephrine located in the blood vessels, and prevent the action of vasoconstrictors (in particular, epinephrine). As a result, blood vessels expand and blood pressure decreases. What are the different types of alpha1 blockers? There are only 3 drugs of this group. Their main difference is the duration of the action. Short-acting drugs include prazosin, long-acting drugs-doxazosin and terazosin. What are alpha1 blockers good for? Alpha…