Tamsulosin

Category: pharmacological

Aliases: Flomax

Pharmacological Mechanism

α1A-adrenergic-preferring blocker — uroselective (vs vascular) → BPH symptom relief without BP drop. Modified-release once-daily dosing. CYP3A4 + CYP2D6 substrate. "Floppy iris syndrome" complicates cataract surgery.

Half-Life (t½)

PO: 14h

Dosing Guidelines

• PO: Typical 0.4mg (Range: 0.4 - 0.8 mg)

Target Organ Systems

• digestive
• reproductive