Viagra after rectal cancer surgery may save sexual function

NCT ID NCT06123156

First seen Feb 22, 2026 · Last updated May 14, 2026 · Updated 14 times

Summary

This study tests whether taking sildenafil (Viagra) soon after rectal cancer surgery and radiation can prevent long-term erectile problems. About 188 men aged 18 to 70 with normal erectile function before treatment will take sildenafil or a placebo for 12 months. The goal is to see if early rehabilitation helps maintain erections a year after surgery.

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This is a summary of the original study . Summaries may miss details or leave out important information. Before applying or accepting participation, make sure you have read and understood the full study. Curemydisease.com takes no responsibility whatsoever for anything missed, misunderstood, or acted upon as a result of our summary — we know it does not capture everything.

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Contacts and locations

Study contacts

  • Contact

    Phone: •••-•••-•••• Email: •••••@•••••

  • Contact

    Phone: •••-•••-•••• Email: •••••@•••••

Locations

  • Aphp Bicetre

    RECRUITING

    Bicêtre, 94275, France

    Contact Phone: •••-•••-•••• Email: •••••@•••••

    Contact

  • Aphp Hegp

    RECRUITING

    Paris, 75908, France

    Contact Phone: •••-•••-•••• Email: •••••@•••••

    Contact

  • Aphp St Antoine

    RECRUITING

    Paris, 75012, France

    Contact Phone: •••-•••-•••• Email: •••••@•••••

    Contact

  • Chu Amiens

    RECRUITING

    Amiens, 80054, France

    Contact Phone: •••-•••-•••• Email: •••••@•••••

    Contact

  • Chu Besancon

    RECRUITING

    Besançon, 25030, France

    Contact Phone: •••-•••-•••• Email: •••••@•••••

    Contact

  • Chu Bordeaux

    RECRUITING

    Bordeaux, 33000, France

    Contact Phone: •••-•••-•••• Email: •••••@•••••

    Contact

  • Chu Clermont-Ferrand

    RECRUITING

    Clermont-Ferrand, 63000, France

    Contact Phone: •••-•••-•••• Email: •••••@•••••

    Contact

  • Chu Lille

    RECRUITING

    Lille, 59000, France

    Contact Phone: •••-•••-•••• Email: •••••@•••••

    Contact

  • Chu Rouen

    RECRUITING

    Rouen, 76031, France

    Contact Phone: •••-•••-•••• Email: •••••@•••••

    Contact

  • Chu Tours

    RECRUITING

    Tours, 37000, France

    Contact Phone: •••-•••-•••• Email: •••••@•••••

    Contact

  • Hopital Beauvais

    RECRUITING

    Beauvais, 60000, France

    Contact Phone: •••-•••-•••• Email: •••••@•••••

    Contact

  • Institut Bordeaux Colorectal

    RECRUITING

    Bordeaux, 33000, France

    Contact Phone: •••-•••-•••• Email: •••••@•••••

    Contact

  • Institut Du Cancer Montpellier

    RECRUITING

    Montpellier, 34000, France

    Contact Phone: •••-•••-•••• Email: •••••@•••••

    Contact

  • Institut Paoli-Calmettes

    RECRUITING

    Marseille, 13009, France

    Contact Phone: •••-•••-•••• Email: •••••@•••••

    Contact

Conditions

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