Ensayos clínicos

Inclusion Criteria:

1. The patient must have given his informed and signed written consent
2. The patient is a male
3. Between 40 to and including 55 years of age
4. The patient has ED for longer than 1 year but less than 5 years.
5. The patient is PDE5i responsive, meaning he is able to achieve and maintain an erection under the effect of the maximal dosage of PDE5i
6. SHIM- EF Domain score of 17-20
7. Evidence Based Criteria: Doppler Clinical Exam ( PSV < 35 cm/sec, but > 25 cm/sec and RI >0.8)

Exclusion Criteria:

1. The patient is participating in another study that may interfere with the results or conclusions of this study
2. History of radical prostatectomy or extensive pelvic surgery
3. Past radiation therapy of the pelvic region within 12 months prior to enrollment
4. Recovering from cancer within 12 months prior to enrollment
5. Neurological disease which effects erectile function
6. Psychiatric disease which effects erectile function