Intracavernous injection in the treatment of erectile dysfunction after radical prostatectomy

an observational study

Authors

  • Joaquim de Almeida Claro Universidade Federal de São Paulo/Escola Paulista de Medicina
  • José Elêrton de Aboim Universidade Federal de São Paulo/Escola Paulista de Medicina
  • Marcelo Maríngolo Universidade Federal de São Paulo/Escola Paulista de Medicina
  • Enrico Andrade Universidade Federal de São Paulo/Escola Paulista de Medicina
  • Wilson Aguiar Universidade Federal de São Paulo/Escola Paulista de Medicina
  • Marcos Nogueira Universidade Federal de São Paulo/Escola Paulista de Medicina
  • Archimedes Nardozza Júnior Universidade Federal de São Paulo/Escola Paulista de Medicina
  • Miguel Srougi Universidade Federal de São Paulo/Escola Paulista de Medicina

Keywords:

Prostate cancer, Erectile dysfunction, Self-injection therapy, Radical prostatectomy

Abstract

CONTEXT: Despite the recent improvements in performing radical retropubic prostatectomy that have led to a considerable decrease in the complication rate, erectile dysfunction still represents a major problem. Moreover, less invasive treatment options that are emerging for erectile dysfunction have not shown satisfactory results in managing these patients. OBJECTIVE: To study the efficacy and side effects of self-injection therapy in the treatment of men who had become impotent after undergoing radical prostatectomy due to prostate cancer, over a study period of 96 months. DESIGN: Observational study. SETTING: University Referral Center. PARTICIPANTS: 168 patients with erectile dysfunction, aged 43 to 78 years old, who underwent radical retropubic prostatectomy due to localized prostate cancer. PROCEDURES: The patients were treated with self-injection therapy using papaverine, phentolamine and prostaglandin E1, at home. RESULTS: This study showed an acceptable 94.6% success rate, with no life-threatening complications. In addition to this, our series presented a 13.1% cure rate with this therapy. CONCLUSION: Self-injection therapy with papaverine, phentolamine and prostaglandin E1 is effective and safe in the treatment of erectile dysfunction after radical prostatectomy.

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Author Biographies

Joaquim de Almeida Claro, Universidade Federal de São Paulo/Escola Paulista de Medicina

MD, PhD. Urology Department, Universidade Federal de São Paulo/Escola Paulista de Medicina, São Paulo, Brazil.

José Elêrton de Aboim, Universidade Federal de São Paulo/Escola Paulista de Medicina

MD, PhD. Urology Department, Universidade Federal de São Paulo/Escola Paulista de Medicina, São Paulo, Brazil.

Marcelo Maríngolo, Universidade Federal de São Paulo/Escola Paulista de Medicina

MD, PhD. Urology Department, Universidade Federal de São Paulo/Escola Paulista de Medicina, São Paulo, Brazil.

Enrico Andrade, Universidade Federal de São Paulo/Escola Paulista de Medicina

MD. Urology Department, Universidade Federal de São Paulo/Escola Paulista de Medicina, São Paulo, Brazil.

Wilson Aguiar, Universidade Federal de São Paulo/Escola Paulista de Medicina

MD. Urology Department, Universidade Federal de São Paulo/Escola Paulista de Medicina, São Paulo, Brazil.

Marcos Nogueira, Universidade Federal de São Paulo/Escola Paulista de Medicina

MD. Urology Department, Universidade Federal de São Paulo/Escola Paulista de Medicina, São Paulo, Brazil.

Archimedes Nardozza Júnior, Universidade Federal de São Paulo/Escola Paulista de Medicina

MD, PhD. Urology Department, Universidade Federal de São Paulo/Escola Paulista de Medicina, São Paulo, Brazil.

Miguel Srougi, Universidade Federal de São Paulo/Escola Paulista de Medicina

MD, PhD. Chairman of Urology Department, Universidade Federal de São Paulo/Escola Paulista de Medicina, São Paulo, Brazil.

References

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Published

2001-07-07

How to Cite

1.
Claro J de A, Aboim JE de, Maríngolo M, Andrade E, Aguiar W, Nogueira M, Nardozza Júnior A, Srougi M. Intracavernous injection in the treatment of erectile dysfunction after radical prostatectomy: an observational study. Sao Paulo Med J [Internet]. 2001 Jul. 7 [cited 2025 Oct. 16];119(4):135-7. Available from: https://periodicosapm.emnuvens.com.br/spmj/article/view/2766

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Original Article