This medication, an alpha-adrenergic receptor inhibitor, comes in 10 mg capsules. It is primarily used to reduce urethral sphincter contraction and treat hypertension. However, it is contraindicated in cases of hypotension, glaucoma, or diabetes mellitus. Caution is advised in the presence of heart disease, kidney damage, or arteriosclerosis. Side effects include reflex hypotension, tachycardia, nasal congestion, dizziness, gastrointestinal issues, and others. It is recommended to monitor blood pressure and proper urinary function. Store at room temperature and avoid interactions with epinephrine, phenylephrine, or reserpine.