The active component of Zudena 100 mg tablet, udenafil, is a phosphodiesterase (PDE-5), which relaxes penile muscles and increases blood flow to the penis, thereby treating erectile dysfunction. By relaxing the lungs' blood arteries and facilitating easier blood flow, udenafil can also reduce pulmonary hypertension.

therapy for erectile dysfunction, which is defined as the inability to get or keep a penile erection strong enough for fulfilling sexual intercourse.

The following are the active components in Zudena: A medication called udenafil is thought to treat erectile dysfunction by interfering with the phosphodiesterase type 5 (PDE5) enzyme.