Rapid test plus targeted antibiotic shows promise for tough infections in blood cancer patients

NCT ID NCT04673175

First seen Jun 26, 2026 · Last updated Jun 27, 2026 · Updated 1 time

Summary

This study tested whether the antibiotic ceftolozane-tazobactam, guided by a rapid molecular test, could effectively treat serious Pseudomonas aeruginosa infections in people with blood cancers or those who had a stem cell transplant. The 17 participants received the antibiotic through a vein for 10 to 14 days. The study was terminated early, so results are limited, but researchers aimed to see if patients were alive and infection-free 30 days later.

What this could mean

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

Active substance

Ceftolozane-tazobactam (Zerbaxa), an antibiotic given through a vein

What this could lead to

If successful, this could show that using a rapid test to quickly match the right antibiotic improves survival and recovery for vulnerable patients with blood cancers.

What could go wrong

The study was terminated early with only 17 participants, so it cannot provide strong evidence. The historical control group also limits how much we can trust the results.

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.

bacterial infectious disease with sepsis gram-negative bacterial infections hematopoietic and lymphoid cell neoplasm hematopoietic and lymphoid system neoplasm pneumonia pneumonia caused by pseudomonas aeruginosa infection Pseudomonas aeruginosa infectious disease Pseudomonas infection

As listed by the trial registrant

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

Contacts and locations

Locations

  • Weill Cornell Medicine

    New York, New York, 10065, United States