Can Anti-Diarrhea meds make a powerful breast cancer drug safer?

NCT ID NCT05520723

First seen Jun 25, 2026 · Last updated Jun 27, 2026 · Updated 1 time

Summary

This phase 2 trial tested whether adding loperamide (Imodium) and a white blood cell booster (G-CSF) could reduce severe diarrhea and low white blood cell counts caused by the drug Trodelvy in people with advanced breast cancer. Fifty patients with metastatic triple-negative or luminal breast cancer who had already tried other treatments took part. The goal was to see if these supportive medicines could make Trodelvy easier to tolerate without reducing its effectiveness.

What this could mean

Our plain-language read of the trial. This is informational only — not medical advice or a prediction.

Active substance

Sacituzumab govitecan (Trodelvy) plus loperamide and G-CSF

What this could lead to

If successful, this approach could make Trodelvy safer and more tolerable for patients with advanced breast cancer, reducing severe side effects like diarrhea and infections.

What could go wrong

This is a small, early-phase trial with only 50 participants and no comparison group. The supportive medications may not significantly reduce side effects, and results may not apply to all patients.

Disclaimer Read more

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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Conditions

The condition(s) this trial relates to.

breast cancer breast neoplasm breast tumor luminal A or B hormone receptor-positive breast cancer triple-negative breast carcinoma

As listed by the trial registrant

The condition terms exactly as the trial's registrant entered them.

Contacts and locations

Locations

  • Hospital Arnau de Vilanova

    Lleida, Lleida, Spain

  • Hospital Quiron San Camilo- Ruber Juan Bravo

    Madrid, Madrid, 28006, Spain

  • Hospital Quirón Valencia

    Valencia, Valencia, Spain

  • Hospital Ramón y Cajal

    Madrid, Spain

  • Hospital Universitario A Coruña

    A Coruña, A Coruna, Spain

  • Hospital Universitario Clínico San Cecilio de Granada

    Granada, Spain

  • Hospital Universitario Donostia

    San Sebastián, Donostia, 20014, Spain

  • Hospital Universitario General de Catalunya

    Sant Cugat del Vallès, Barcelona, 08190, Spain

  • Hospital Universitario Virgen del Rocio

    Seville, Spain

  • Hospital de Sant Joan Despí - Moises Broggi

    Barcelona, Spain