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Safety, Dose Tolerance, Pharmacokinetics, Pharmacodynamics of CPX-POM in Patients With Newly Diagnosed or Recurrent Bladder Tumors

A Window of Opportunity Study to Characterize the Safety, Dose Tolerance, Pharmacokinetics, and Pharmacodynamics of CPX-POM in Patients With Newly Diagnosed or Recurrent Bladder Tumors

Status
Completed
Phases
Phase 2
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT04525131
Enrollment
12
Registered
2020-08-25
Start date
2020-11-25
Completion date
2023-06-30
Last updated
2024-06-18

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Bladder Cancer

Keywords

Newly diagnosed or recurrent bladder tumors

Brief summary

This is a phase II, single center open label to determine safety, dose tolerance, PK and PD of the recommended Phase 2 dose (RP2D) of CPX-POM administered in patients with any newly diagnosed or recurrent bladder tumors.

Detailed description

This will be an open-label study to determine the safety, dose tolerance, pharmacokinetics, and pharmacodynamics of CPX-POM in patients with newly diagnosed or recurrent, untreated or intravesical treatment completed \>6 months before the current diagnosis, resectable tumors. Approximately 12 patients will be enrolled and treated with 900 mg/m2 CPX-POM administered IV over 20 minutes once per day for 5 days followed by TURBT on Day 5 after the fifth dose. TURBT will be performed 2 to 6 hours following drug administration on Day 5. Pretreatment bladder tumor tissues will be obtained at the time of in-office cystoscopy by cold cup biopsy within 4 weeks of TURBT. Posttreatment bladder tumor tissues will be obtained at TURBT. Bladder tumor tissues will undergo pathological evaluation at each site. Prior to administration of the first CPX-POM dose on Day 1, pre-dose blood (plasma) and urine (clean catch) samples will be collected. At the time of TURBT on Day 5, one 3-mL blood (plasma) sample and a urine specimen will be collected for measurement of CPX-POM concentrations. Patients will be followed for at least 30 days after the last dose of CPX-POM for safety

Interventions

CPX-POM

Sponsors

CicloMed LLC
Lead SponsorINDUSTRY

Study design

Allocation
NA
Intervention model
SINGLE_GROUP
Primary purpose
TREATMENT
Masking
NONE

Eligibility

Sex/Gender
ALL
Age
18 Years to No maximum
Healthy volunteers
No

Inclusion criteria

1. Patient is male or female aged ≥18 years. 2. Patient provided signed and dated informed consent prior to initiation of any study procedures. 3. Patient is likely to have a new bladder tumor based on clinical presentation or is at high risk for tumor recurrence based on previous history. 4. Patient has a cystoscopically confirmed bladder tumor and will be scheduled to undergo TURBT. 5. Patient has not received prior treatment for bladder cancer or completed their last intravesical therapy \>6 months before screening. 6. Patient has an Eastern Cooperative Oncology Group (ECOG) performance status of 0 (fully active, able to carry out all pre-disease activities without restriction) or 1 (unable to perform physically strenuous activity but ambulatory and able to carry out work of a light or sedentary nature). 7. Patient has a predicted life expectancy of ≥3 months. 8. Patient has adequate renal function (creatinine ≤1.5 × the upper limit of the normal range (ULN) or an estimated glomerular filtration rate (eGFR) of \>30 mL/min/1.73 m2). 9. Patient has adequate hepatic function, as evidenced by a total bilirubin ≤1.5 × ULN, aspartate aminotransferase (AST) ≤3 × ULN and /or alanine aminotransferase (ALT) ≤3 × ULN. 10. Patient has adequate bone marrow function, as evidenced by hemoglobin ≥9.0 g/dL in the absence of transfusion within the previous 72 hours, platelet count ≥100×10\^9cells/L, and absolute neutrophil count (ANC) ≥1.5×10\^9 cells/L. 11. Patient has no significant ischemic heart disease or myocardial infarction within 6 months before the first dose of CPX-POM and currently has adequate cardiac function, as evidenced by a left ventricular ejection fraction of \>50% as assessed by multi-gated acquisition (MUGA) or ultrasound/echocardiography (ECHO); and corrected QT interval by Fridericia's correction formula (QTcF) \<450 msec for males and \<470 msec for females. The eligibility of patients with ventricular pacemakers for whom the QT interval may not be accurately measurable will be determined on a case-by-case basis by the Sponsor in consultation with the Medical Monitor. 12. Patient and his/her partner agree to use adequate contraception after providing written informed consent through 3 months after the last dose of CPX-POM, as follows: 1. For women: Negative pregnancy test during Screening and at Day 1 of each treatment cycle and compliant with a medically-approved contraceptive regimen during and for 3 months after the treatment period or documented to be surgically sterile or postmenopausal. 2. For men: Compliant with a medically-approved contraceptive regimen during and for 3 months after the treatment period or documented to be surgically sterile. Men whose sexual partners are of child-bearing potential must agree to use 2 methods of contraception prior to study entry, during the study, and for 3 months after the treatment period. 13. Patient is willing and able to participate in the study and comply with all study requirements.

Exclusion criteria

Patients who meet any of the following

Design outcomes

Primary

MeasureTime frameDescription
Number of Participants With Any Serious Adverse Events (SAEs)35 daysIncidence of Serious Adverse Events in subjects receiving CPX-POM as assessed by (CTCAE) version 5.0
Number of Participants With Any Adverse Events (AEs)35 daysIncidence of Adverse Events in subjects receiving CPX-POM as assessed by (CTCAE) version 5.0
Evaluate the Dose Limiting Toxicities (DLTs) of CPX-POM35 daysA DLT will include some Grade 3 or 4 AEs if deemed related to study drug. In addition, any patient who is unable to receive 80% of the expected dose of CPX-POM (i.e., patients who are unable to receive at least 4 of the 5 scheduled doses) because of AEs will be considered to have a DLT.

Secondary

MeasureTime frameDescription
Incidence of Treatment Related Adverse Events35 daysTo determine the number of subjects with treatment related AEs

Countries

United States

Participant flow

Participants by arm

ArmCount
CPX-POM
IV over 20 minutes once per day CPX-POM: CPX-POM
12
Total12

Baseline characteristics

CharacteristicCPX-POM
Age, Continuous69.41 years
STANDARD_DEVIATION 10.01
Ethnicity (NIH/OMB)
Hispanic or Latino
0 Participants
Ethnicity (NIH/OMB)
Not Hispanic or Latino
12 Participants
Ethnicity (NIH/OMB)
Unknown or Not Reported
0 Participants
Race (NIH/OMB)
American Indian or Alaska Native
0 Participants
Race (NIH/OMB)
Asian
0 Participants
Race (NIH/OMB)
Black or African American
0 Participants
Race (NIH/OMB)
More than one race
0 Participants
Race (NIH/OMB)
Native Hawaiian or Other Pacific Islander
0 Participants
Race (NIH/OMB)
Unknown or Not Reported
0 Participants
Race (NIH/OMB)
White
12 Participants
Sex: Female, Male
Female
4 Participants
Sex: Female, Male
Male
8 Participants

Adverse events

Event typeEG000
affected / at risk
deaths
Total, all-cause mortality
0 / 12
other
Total, other adverse events
9 / 12
serious
Total, serious adverse events
1 / 12

Outcome results

Primary

Evaluate the Dose Limiting Toxicities (DLTs) of CPX-POM

A DLT will include some Grade 3 or 4 AEs if deemed related to study drug. In addition, any patient who is unable to receive 80% of the expected dose of CPX-POM (i.e., patients who are unable to receive at least 4 of the 5 scheduled doses) because of AEs will be considered to have a DLT.

Time frame: 35 days

Population: Safety population

ArmMeasureValue (COUNT_OF_PARTICIPANTS)
CPX-POMEvaluate the Dose Limiting Toxicities (DLTs) of CPX-POM2 Participants
Primary

Number of Participants With Any Adverse Events (AEs)

Incidence of Adverse Events in subjects receiving CPX-POM as assessed by (CTCAE) version 5.0

Time frame: 35 days

Population: safety population

ArmMeasureValue (COUNT_OF_PARTICIPANTS)
CPX-POMNumber of Participants With Any Adverse Events (AEs)9 Participants
Primary

Number of Participants With Any Serious Adverse Events (SAEs)

Incidence of Serious Adverse Events in subjects receiving CPX-POM as assessed by (CTCAE) version 5.0

Time frame: 35 days

Population: safety population

ArmMeasureValue (COUNT_OF_PARTICIPANTS)
CPX-POMNumber of Participants With Any Serious Adverse Events (SAEs)1 Participants
Secondary

Incidence of Treatment Related Adverse Events

To determine the number of subjects with treatment related AEs

Time frame: 35 days

Population: Safety population

ArmMeasureValue (COUNT_OF_PARTICIPANTS)
CPX-POMIncidence of Treatment Related Adverse Events4 Participants

Source: ClinicalTrials.gov · Data processed: Feb 15, 2026