Effect of sildenafil on nocturnal penile tumescence / 中华男科学杂志

ABSTRACT

<p><b>OBJECTIVE</b>To evaluate the efficacy of sildenafil on nocturnal penile tumescence (NPT).</p><p><b>METHODS</b>Thirty-five patients with erectile dysfunction (ED), 28 cases of organic ED and 7 cases of psychogenic ED, were treated with sildenafil 100 mg before bedtime. The NPT of the patients was observed by using NEVA.</p><p><b>RESULTS</b>Erectile function significantly improved in the 28 cases of organic ED (P < 0.05), but not in the 7 cases of psychogenic ED (P > 0.05).</p><p><b>CONCLUSION</b>Sildenafil can improve NPT of organic ED patients without sexual stimulation.</p>