Benign Prostatic Hyperplasia in Taiwan

Inclusion criteria * Male suffering from moderate to severe lower urinary tract symptoms (LUTS), suggestive of symptomatic Benign Prostatic Hyperplasia (BPH) * Sexually active * Sexual attempts at least once per month Exclusion criteria * Known history of hepatic or severe renal insufficiency * unstable angina pectoris * concomitant threatening-life condition * Previous transurethral resection of the prostate (TURP) * Had a minimally invasive procedure within 6 months prior to inclusion * Planned prostate surgery or minimally invasive procedure during the whole study period * Active urinary tract infection or acute prostatitis * Neuropathic bladder * Diagnosed prostate cancer * Patients having received 5-reductase inhibitors or Lower Urinary Tract Symptoms (LUTS) related phytotherapy or anti-muscarinics drug for OAB or 1-blockers within 1 month prior to inclusion * Patients receiving any treatment for erectile dysfunction within 1 month prior to inclusion * History of postural hypotension or syncope * Known hypersensitivity to alfuzosin * Patients illiterate or unable to understand or to complete the questionnaires * Patients having participated in any clinical study in the past month * Prostate Specific Antigen (PSA)\> age specific Prostate Specific Antigen value, without using prostate biopsy to rule out prostate cancer The above information is not intended to contain all considerations relevant to a patient's potential participation in a clinical trial.