Improvement in quality of sexual life in female partners of men with erectile dysfunction treated with sildenafil citrate: findings of the Index of Sexual Life (ISL) in a couple study.

Introduction: Women's quality of sexual life is strongly impaired by erectile dysfunction (ED). Women's involvement in ED treatment is important for compliance and long-term efficacy but remains difficult. The Index of Sexual Life (ISL), specific of the quality of sexual life of women with ED partners, is used here to assess the impact of ED treatment on female partners.