Usefulness of power Doppler ultrasonography in evaluating erectile dysfunction. Low-intensity extracorporeal shock wave therapy -- a novel effective treatment for erectile dysfunction in severe ED patients who respond poorly to PDE5 inhibitor treatment for Erection Problem. Destination penis. Erectile dysfunction as possible future indication of therapeutic gene delivery. Curr Gene Ther. A month follow-up after a single intracavernous injection of autologous adipose-derived regenerative cells in patients with erectile dysfunction following radical prostatectomy: Stendra pills open-label phase I clinical trial.