CLASSIFICATION: ERECTILE DYSFUNCTION (PDE5 INHIBITOR) ACTIVE SUBSTANCE: VARDENAFIL FORM: 4 PILLS x 10 MG ACTIVE HALF-LIFE: 4-5 HOURS DOSAGE: MEN 10-20 MG/DAY ACNE: NO WATER RETENTION: NO HBR: PERHAPS HEPATOTOXICITY: NO AROMATIZATION: NO MANUFACTURER: BAYER SCHERING