التداخل بين ألفوزوسين وإيزوسوربيد ثنائي النترات

Postural hypotension/syncope: Care should be taken in patients with symptomatic hypotension or who have had a hypotensive response to other medications or are concomitantly treated with antihypertensive medication or nitrates ( 5.1 )

There may be an increased risk of hypotension/postural hypotension and syncope when taking UROXATRAL concomitantly with anti-hypertensive medication and nitrates.

Antihypertensive Medication and Nitrates There may be an increased risk of hypotension/postural hypotension and syncope when taking UROXATRAL concomitantly with anti-hypertensive medication and nitrates [see Warnings and Precautions (5.1) ] .

Phosphodiesterase-5 (PDE5) Inhibitors: PDE5-inhibitors are also vasodilators.

Alpha adrenergic antagonists and PDE5 inhibitors are both vasodilators that can lower blood pressure.