Clinical Trial of Oral Ciprofloxacin and Etoposide in Subjects With Resistant Acute Myeloid Leukemia (AML)(UF-AML-CE-101)
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ClinicalTrials.gov Identifier: NCT02773732 |
Recruitment Status :
Terminated
(slow enrollment)
First Posted : May 16, 2016
Results First Posted : August 5, 2022
Last Update Posted : August 5, 2022
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Condition or disease | Intervention/treatment | Phase |
---|---|---|
Leukemia Acute Myelogenous Leukemia Acute Myeloid Leukemia | Drug: Ciprofloxacin 750 MG Drug: Etoposide Drug: Ciprofloxacin 1000 MG Drug: Ciprofloxacin 500 mg | Phase 1 Phase 2 |
This study will look at: any side effects that occur, the effectiveness of the study drug, and how your disease reacts to ciprofloxacin in combination with etoposide. This study will try to find the highest tolerated dose of ciprofloxacin without causing serious side effects.
Ciprofloxacin is a commonly used antibiotic drug that is approved for use by the United States Food and Drug Administration (FDA). The FDA has not approved ciprofloxacin to treat AML. Etoposide is an anticancer chemotherapy drug that is approved for use by the FDA for the treatment of small cell lung cancer and testicular cancer. Etoposide is also used for treatment of various blood cancers.
There is laboratory research that has shown that ciprofloxacin can make leukemia cells more sensitive to etoposide chemotherapy. This observation indicates that ciprofloxacin may help improve the effectiveness of etoposide in the treatment of resistant AML.
Study Type : | Interventional (Clinical Trial) |
Actual Enrollment : | 11 participants |
Allocation: | Non-Randomized |
Intervention Model: | Sequential Assignment |
Masking: | None (Open Label) |
Primary Purpose: | Treatment |
Official Title: | A Phase Ib/II Clinical Trial of Oral Ciprofloxacin and Etoposide in Subjects With Resistant Acute Myeloid Leukemia (AML) |
Actual Study Start Date : | December 16, 2016 |
Actual Primary Completion Date : | September 7, 2021 |
Actual Study Completion Date : | November 15, 2021 |

Arm | Intervention/treatment |
---|---|
Experimental: Ciprofloxacin Dose Level 0 |
Drug: Ciprofloxacin 750 MG
750 mg ciprofloxacin will be taken orally twice daily on Days 1 to 10 of each 28-day cycle.
Other Name: Cipro Drug: Etoposide Etoposide 200 mg will be taken orally once daily on Days 2 to 8 of each 28-day cycle.
Other Names:
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Experimental: Ciprofloxacin Dose Level +1 |
Drug: Etoposide
Etoposide 200 mg will be taken orally once daily on Days 2 to 8 of each 28-day cycle.
Other Names:
Drug: Ciprofloxacin 1000 MG 1000 mg ciprofloxacin will be taken orally twice daily on Days 1 to 10 of each 28-day cycle.
Other Name: Cipro |
Experimental: Ciprofloxacin Dose Level -1 |
Drug: Etoposide
Etoposide 200 mg will be taken orally once daily on Days 2 to 8 of each 28-day cycle.
Other Names:
Drug: Ciprofloxacin 500 mg 500 mg ciprofloxacin will be taken orally twice daily on Days 1 to 10 of each 28-day cycle.
Other Name: Cipro |
- Maximum Tolerated Dose [ Time Frame: 1 month ]Establish the maximum tolerated dose (MTD) of oral ciprofloxacin when given in combination with a fixed dose of oral Etoposide for the treatment of resistant AML.
- Rate of Complete Remission [ Time Frame: 0 months ]Determine the rate of complete remission (CR) following treatment with the MTD of oral ciprofloxacin in combination with oral Etoposide for the treatment of resistant AML.
- Response Duration [ Time Frame: 111 days ]Measure the response duration following treatment with oral ciprofloxacin in combination with oral etoposide for the treatment of resistant AML.
- Progression-free Survival [ Time Frame: 317 days ]Measure progression-free survival following treatment with oral ciprofloxacin in combination with oral Etoposide for the treatment of resistant AML.
- Overall Survival [ Time Frame: 317 days ]Measure overall survival following treatment with oral ciprofloxacin in combination with oral Etoposide for the treatment of resistant AML.
- Percentage of Grade ≥ 3 Adverse Events [ Time Frame: 93 days ]Estimate the rate of Grade ≥ 3 adverse events following treatment with oral ciprofloxacin and oral etoposide at the MTD.

Choosing to participate in a study is an important personal decision. Talk with your doctor and family members or friends about deciding to join a study. To learn more about this study, you or your doctor may contact the study research staff using the contacts provided below. For general information, Learn About Clinical Studies.
Ages Eligible for Study: | 18 Years and older (Adult, Older Adult) |
Sexes Eligible for Study: | All |
Accepts Healthy Volunteers: | No |
Inclusion Criteria:
- Diagnosis of AML confirmed by review of bone marrow pathology at the University of Florida.
- Patients with relapsed and /or refractory AML who: failed to achieve complete remission (CR) or complete remission with incomplete blood count recovery (CRi) after at least one cycle of induction chemotherapy and not suitable for a second cycle of standard intensive chemotherapy; or who have progressed after 1 cycle of hypomethylating agent or intolerant to hypomethylating agent therapy and not suitable for standard induction chemotherapy regimens; or have relapsed after any duration of response.
- Per the treating physician, the subject must have a life expectancy of >= 4 weeks.
- Subject performance status must be Eastern Cooperative Oncology Group (ECOG) 0, 1, or 2.
- Subject must have a total bilirubin <= 2 mg/dL and aspartate aminotransferase (AST) and alanine aminotransferase (ALT) <= 2.5 times the upper limit of normal.
- Subject must have serum creatinine < 2 mg/dL.
- Females of child-bearing potential may participate, provided they meet the following conditions: Must agree to use physician-approved contraceptive methods throughout the study and for 6 months following the last dose of ciprofloxacin and/or etoposide; Must have a negative serum pregnancy test within 7 days prior to beginning treatment on this study.
- Males with female partners of child-bearing potential must agree to use physician-approved contraceptive methods throughout the study and should avoid conceiving children for 6 months following the last dose of ciprofloxacin and/or etoposide.
- Must provide written informed consent and be willing to comply with all study-related procedures.
Exclusion Criteria:
- History of allergic or significant adverse reaction [e.g., anaphylaxis, prolonged QTc, or severe tendonitis] to ciprofloxacin or etoposide.
- Acute promyelocytic leukemia (APL) with t(15;17).
- Prolonged baseline QTc, defined as QTc interval > 470 msec in women and > 450 msec in men, or > 480 msec in subjects with a bundle branch block.
- Uncontrolled, clinically significant infection. Subjects with a fever (temperature >= 38.3) thought to be related to leukemia are eligible assuming that blood cultures are negative during the 7 days prior to Cycle 1 Day 1 and there is no clinical evidence of active infection (e.g., negative or stable radiographs and negative physical examination).
- Ongoing, symptomatic Clostridium difficile infection. Subjects who are asymptomatic with negative stool for C. difficile may participate.
- Pregnant and or nursing.
- History of Myasthenia Gravis.
- Treatment with any anticancer therapy (standard or investigational) within 14 days prior to the first dose of ciprofloxacin or less than full recovery from the clinically significant toxic effects of that treatment. The use of hydroxyurea is allowed only during the first 14 days of Cycle 1.

To learn more about this study, you or your doctor may contact the study research staff using the contact information provided by the sponsor.
Please refer to this study by its ClinicalTrials.gov identifier (NCT number): NCT02773732
United States, Florida | |
UF Health Shands Cancer Hospital | |
Gainesville, Florida, United States, 32608 |
Principal Investigator: | Randall Brown, MD | University of Florida |
Documents provided by University of Florida:
Responsible Party: | University of Florida |
ClinicalTrials.gov Identifier: | NCT02773732 |
Other Study ID Numbers: |
IRB201600693 UF-AML-CE-101 ( Other Identifier: University of Florida ) OCR14651 ( Other Identifier: OF OnCore ) |
First Posted: | May 16, 2016 Key Record Dates |
Results First Posted: | August 5, 2022 |
Last Update Posted: | August 5, 2022 |
Last Verified: | July 2022 |
Individual Participant Data (IPD) Sharing Statement: | |
Plan to Share IPD: | No |
Studies a U.S. FDA-regulated Drug Product: | Yes |
Studies a U.S. FDA-regulated Device Product: | No |
Leukemia Leukemia, Myeloid Leukemia, Myeloid, Acute Neoplasms by Histologic Type Neoplasms Ciprofloxacin Etoposide Antineoplastic Agents, Phytogenic Antineoplastic Agents |
Topoisomerase II Inhibitors Topoisomerase Inhibitors Enzyme Inhibitors Molecular Mechanisms of Pharmacological Action Anti-Bacterial Agents Anti-Infective Agents Cytochrome P-450 CYP1A2 Inhibitors Cytochrome P-450 Enzyme Inhibitors |