Alpha-blockers These may be used as an additional treatment option or in combination with other drugs. headaches, nausea, dizziness, tremors, and more Alpha-2 receptor agonists These are primarily ...

Alpha blockers are substances that antagonize alpha receptors which are located primarily in smooth muscle. This acts to vasodilate in the arterial system and, thus, these agents are used to treat ...

So as they squeeze the urethra they block the flow as well, and that's another whole category of medications called alpha blockers that relax those muscles. Sheldon Marks, MD (cont.) The advantage ...