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Mitomycin C Versus Bacillus Calmette-Guerin in the Intravesical Treatment of Non-Muscle-Invasive Bladder Cancer Patients

Mitomycin C Versus Bacillus Calmette-Guerin in the Intravesical Treatment of Non-Muscle-Invasive Bladder Cancer Patients: A Randomized Phase III Non-inferiority Trial

Status
Terminated
Phases
Phase 3
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT00974818
Enrollment
50
Registered
2009-09-10
Start date
2009-09-30
Completion date
2012-03-31
Last updated
2015-11-20

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

Conditions

Bladder Cancer

Keywords

Bladder, Mitomycin C, MMC, TheracysR Bacillus Calmette-Guerin, BCG, intravesical, 09-118

Brief summary

The purpose of this study is to compare the bladder cancer treatments, Mitomycin C (MMC) and Bacillus Calmette Guerin (BCG), to find out which is better. In this study, the patient will get either the Mitomycin C (MMC) or the Bacillus Calmette Guerin (BCG). They will not get both. The patient had a Transurethral Resection (TUR) or an in office cystoscopy to make the diagnosis of bladder cancer. A biopsy was done and removed any tumors the doctor saw. Even after the doctor removes the tumors, the cancer can return. In this case, the doctor will put medicine into the bladder to destroy cancer cell. This is called intravesical therapy. The two most commonly used drugs for this purpose are MMC and BCG. Both drugs have been studied for many years. They both show good results when compared to other treatments. They have not been studied using the schedule that will be used in the study. The doctor does not know if these two drugs are equally effective in treating the cancer and preventing recurrence. BCG has been studied more often than MMC. The studies have shown that a long schedule of BCG is better than a short schedule of MMC. They have also shown that the side effects of BCG are more intense than with MMC. A recent study showed that a new dose of MMC is better than the old standard dose. Since the side effects of MMC occur less often, it is important to learn whether the two drugs are equally effective. That could help us decide between the treatments. In this study, the doctor will compare MMC and BCG when given for the same amount of time. The doctor hopes the study will tell us which drug is more effective in preventing the return of the cancer.

Interventions

Patients randomized to this group will receive six weekly cycles of 40 mg of intravesical MMC (dissolved in a total volume of 20 mL sterile water). Patients will receive three weekly cycles of 40 mg of intravesical MMC (dissolved in a total volume of 20 mL sterile water) 3, 6, 12, 18, and 24 months after the induction course.

Patients randomized to this group will receive six weekly cycles of 81 mg of intravesical BCG (dissolved in a total volume of 53 mL of diluent and saline). Patients will receive three weekly cycles of 27 mg of intravesical BCG (dissolved in a total volume of 53 mL of diluent and saline) 3, 6, 12, 18, and 24 months after the induction course.

Sponsors

New York Presbyterian Hospital
CollaboratorOTHER
Weill Medical College of Cornell University
CollaboratorOTHER
Memorial Sloan Kettering Cancer Center
Lead SponsorOTHER

Study design

Allocation
RANDOMIZED
Intervention model
PARALLEL
Primary purpose
TREATMENT
Masking
NONE

Eligibility

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

Inclusion criteria

* Age 18 years or older * Patients must have pathologically confirmed non-muscle invasive urothelial bladder carcinoma by the Department of Pathology New York Presbyterian Hospital, Weill Medical College of Cornell University or Memorial Sloan Kettering Cancer Center or a documented past history of Ta or T1 non-muscle invasive urothelial bladder tumors. * Intermediate Risk UBC patients: Recurrence Total Score = 1 to 9

Exclusion criteria

* Any intravesical therapy within the past six months prior to current diagnosis * Currently being treated or scheduled to have radiation treatment for bladder cancer during the study * Scheduled to have surgery for bladder cancer during the study * Currently being treated or scheduled to have treatment with any chemotherapeutic agent during the study

Design outcomes

Primary

MeasureTime frameDescription
Response to Treatment2 yearswill be assessed by cystoscopy every 3 months (+/- 3 weeks) in the first 2 years after induction.

Countries

United States

Participant flow

Participants by arm

ArmCount
Mitomycin C (MMC)
Patients will receive a induction course of 6 cycles of weekly intravesical therapy of MMC, followed by a maintenance schedule consisting of 3 weekly cycles of the same drug at 3, 6, 12, 18, and 24 months. Mitomycin C (MMC): Patients randomized to this group will receive six weekly cycles of 40 mg of intravesical MMC (dissolved in a total volume of 20 mL sterile water). Patients will receive three weekly cycles of 40 mg of intravesical MMC (dissolved in a total volume of 20 mL sterile water) 3, 6, 12, 18, and 24 months after the induction course.
25
Bacillus Calmette-Guerin (BCG)
Patients will receive a induction course of 6 cycles of weekly intravesical therapy of either BCG, followed by a maintenance schedule consisting of 3 weekly cycles of the same drug at 3, 6, 12, 18, and 24 months. Bacillus Calmette-Guerin (BCG): Patients randomized to this group will receive six weekly cycles of 81 mg of intravesical BCG (dissolved in a total volume of 53 mL of diluent and saline). Patients will receive three weekly cycles of 27 mg of intravesical BCG (dissolved in a total volume of 53 mL of diluent and saline) 3, 6, 12, 18, and 24 months after the induction course.
25
Total50

Baseline characteristics

CharacteristicMitomycin C (MMC)Bacillus Calmette-Guerin (BCG)Total
Age, Categorical
<=18 years
0 Participants0 Participants0 Participants
Age, Categorical
>=65 years
14 Participants17 Participants31 Participants
Age, Categorical
Between 18 and 65 years
11 Participants8 Participants19 Participants
Sex: Female, Male
Female
5 Participants4 Participants9 Participants
Sex: Female, Male
Male
20 Participants21 Participants41 Participants

Adverse events

Event typeEG000
affected / at risk
EG001
affected / at risk
deaths
Total, all-cause mortality
— / —— / —
other
Total, other adverse events
6 / 2510 / 25
serious
Total, serious adverse events
1 / 251 / 25

Outcome results

Primary

Response to Treatment

will be assessed by cystoscopy every 3 months (+/- 3 weeks) in the first 2 years after induction.

Time frame: 2 years

Population: Due to a lack of patients accrued to the protocol the protocol was closed and the analysis of the 2 year relapse rates could not be compared.

ArmMeasureValue (NUMBER)
Mitomycin C (MMC)Response to Treatment25 participants
Bacillus Calmette-Guerin (BCG)Response to Treatment25 participants

Source: ClinicalTrials.gov · Data processed: Feb 4, 2026