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Which antibiotic protects stem cell patients best? new study pits cipro against levo

NCT ID NCT03850379

What the study statuses mean

This study's is highlighted.

Recruitment status, easiest to join first

Recruiting now
This trial is taking on new participants right now.
Not yet recruiting
Registered, but not yet taking participants.
By invitation only
Not open to general applications. Only people the study team invites can take part.
Paused
Paused for now. It may or may not start again.
Ongoing
Running, but no longer taking on new participants.
Completed This study
The trial has finished. Results may not be published yet.
Stopped early
Stopped early, before it reached the end. That can be for many reasons, including safety.
Cancelled
Cancelled before anyone took part.

Expanded access (not trials)

Expanded access
Not a trial. This treatment can be requested outside a study, case by case, for people who qualify.
Expanded access (paused)
Not a trial. The treatment can normally be requested outside a study, but is unavailable right now.
Expanded access (ended)
Not a trial. The treatment could once be requested outside a study, but no longer can.
Approved
The treatment has been approved, so it is available normally rather than through this programme.

When the status isn't known

Details not published
The full record has not been published yet, so there is little to show here.
Status unknown
This status has not been confirmed recently, so it may be out of date.

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

Summary

This study looked at 308 adults getting a stem cell transplant for blood cancer. Researchers compared two antibiotics, ciprofloxacin and levofloxacin, to see which one better prevents bacterial infections after transplant. The goal is to find the best option to keep patients safe during recovery.

What this could mean

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

Active substance
antibiotics (ciprofloxacin and levofloxacin)
What this could lead to
If one antibiotic works better, it could reduce infections and improve recovery for stem cell transplant patients.
What could go wrong
This is a small, completed Phase 2 study, so results may not apply to all patients. Both drugs have known side effects like tendon issues or heart rhythm changes.

This is an AI summary of the original study and may miss details. Read our disclaimer.

Study facts

What this study's own registry entry says, in plain language.

Phase

Phase 2

Tests whether the treatment actually works, and watches for side effects, in a larger group.

Participants

308 people

The number who actually took part.

Started

Mar 2018

Finished

Aug 2024

Lead sponsor

Other sponsor

The registry's catch-all category, for sponsors it does not file as a company, a government agency, or a research network.

Who can take part

This study's own entry requirements. Only the study team can say for certain whether you qualify.

Ages

18 to 75 years

Sex

Anyone

Healthy volunteers

Not accepted

This study is not open to healthy volunteers. The entry requirements below say who it is open to.

Show the full entry requirements

Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.

Inclusion Criteria: * Patients 18-75 years of age with a diagnosis of a hematological malignancy. Meet the stem cell transplant program criteria to undergo autologous or allogeneic hematopoietic stem cell transplantation. Exclusion Criteria: * Prolonged QT * Allergies to ciprofloxacin or levofloxacin

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Conditions

The condition(s) this trial relates to.

As listed by the trial registrant

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

Contacts and locations

Locations

  • Henry Ford

    Detroit, Michigan, 48202, United States

More trials for these conditions

Other studies related to the condition(s) this trial covers.