Could an alcoholism drug plus copper fight breast cancer?

NCT ID NCT03323346

First seen Jun 27, 2026 · Last updated Jun 27, 2026

Summary

This Phase 2 trial tested whether disulfiram (Antabuse), a drug used for alcoholism, combined with copper supplements could help people with metastatic breast cancer who had run out of standard options. Only 9 patients took part, and researchers measured tumor response and survival. The study is complete, but results are not yet widely available.

What this could mean

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

Active substance

disulfiram (Antabuse) plus copper supplement

What this could lead to

If it works, this could offer a new treatment option for metastatic breast cancer when standard therapies have failed.

What could go wrong

This is a very small Phase 2 trial with only 9 participants, so results may not apply broadly. The drug combination may not shrink tumors or improve survival, and side effects are possible.

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 carcinoma breast neoplasm

As listed by the trial registrant

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

Contacts and locations

Locations

  • University Hospital Olomouc

    Olomouc, 77900, Czechia