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Trial · NCT02449239

Vicinium Treatment for Subjects With Non-muscle Invasive Bladder Cancer Previously Treated With BCG

NCT02449239, Phase 3, Completed, Sesen Bio, Inc.; results first posted 2023-07-24

3 sourcestrials-2026-11-12-0.5.0

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ConductScience Library. Vicinium Treatment for Subjects With Non-muscle Invasive Bladder Cancer Previously Treated With BCG. Trials, record NCT02449239. Release trials-2026-11-12-0.5.0, 12 Nov 2026. https://conductscience.org/library/trials/NCT02449239

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Trial

As registered on ClinicalTrials.gov, in the graph's capture of the registry.

Title
Vicinium Treatment for Subjects With Non-muscle Invasive Bladder Cancer Previously Treated With BCG
NCT number
NCT02449239
Status
Completed
Phases
Phase 3
Enrollment
133 participants, actual
Lead sponsor
Sesen Bio, Inc.
Conditions
Bladder Cancer
Interventions
Vicinium
First posted
2015-05-20
Last updated
2023-07-24
Results first posted
2023-07-24

Source ClinicalTrials.gov

Registered outcomes10

Each outcome the trial registered, primary first, in ClinicalTrials.gov's words.

ListOutcomeTime frameDescription
PrimaryComplete Response Rate at 3 Months3 months from start of treatment
Complete response rate at 3 months in patients with CIS with or without resected papillary disease following initiation of Vicinium therapy. This is the percentage of patients who were free of high-grade disease at the post-induction (3 month) assessment timepoint. A patient was considered to have a complete response if the urine cytology was reported as negative or atypical AND the cystoscopy was reported as normal or any suspicious areas were deemed negative for high-grade disease upon biopsy assessment.
PrimaryDuration of Complete ResponseUp to 24 months
Duration of complete response in participants with CIS with or without resected papillary disease who achieved a complete response at the post-induction (3 month) assessment. This is the number of days from the date of first occurrence of complete response to the date of documented treatment failure or death, whichever occurs first
SecondaryEvent-free SurvivalUp to 24 months
Interval from the date of first dose of study treatment to the first event (persistent high-grade disease or low grade T1 if that was the baseline disease, high-grade disease tumor recurrence, tumor progression to muscle invasive bladder cancer, cystectomy due to treatment failure, or death) prior to treatment discontinuation
SecondaryComplete Response Rate at 6, 9, 12, 15, 18, 21, 24 MonthsParticipants on treatment were assessed at months 6, 9, 12, 15,18, 21, and 24
Complete response rate in subjects with CIS with or without resected papillary disease after 6, 9, 12, 15, 18, 21, and 24 months of Vicinium therapy. This is measured as a proportion of the total number of participants in this group that are free of high-grade disease at the respective 3-month intervals
SecondaryTime to CystectomyUp to 48 monthsTime from the date of first dose of study treatment to physical removal of the bladder
SecondaryTime to Disease RecurrenceUp to 24 monthsTime from the first dose of study treatment to the first occurrence of treatment failure or death on or prior to treatment discontinuation for participants with papillary disease only
SecondaryProgression-free SurvivalUp to 24 monthsTime from the date of first dose of study treatment to the date of disease progression (e.g., T2 or more advanced disease) or death on or prior to treatment discontinuation
SecondaryOverall SurvivalUp to 48 months (up to 24 months while on study treatment and up to 24 months in the post-treatment follow-up period from the date of last dose of study drug)
All participants were followed for survival during the period of consent (up to 24 months of study treatment and up to 24 months after last dose of study treatment). Any participants who were alive at last follow-up were censored.
SecondaryNumber of Participants Who Experienced an Adverse Event (AE)Up to 25 months (up to 24 months of study treatment + 30 days after the last dose of study drug)
An AE was defined as any untoward medical occurrence in a subject administered a pharmaceutical product and which did not necessarily have to have a causal relationship with this treatment. An AE could, therefore, be any unfavorable and unintended sign (that may include an abnormal laboratory finding), symptom, or disease temporally associated with the use of a medicinal product, whether or not related to the medicinal product. Any worsening of the participant's pre-existing medical conditions was also considered an AE, unless it was within the normal range of disease fluctuation for that participant.
SecondaryNumber of Participants That Discontinued Study Treatment Due to an AEUp to 24 months
An AE was defined as any untoward medical occurrence in a participant administered a pharmaceutical product and which did not necessarily have to have a causal relationship with this treatment. An AE could, therefore, be any unfavourable and unintended sign, symptom, or disease temporally associated with the use of a medicinal product or protocol-specified procedure, whether or not considered related to the medicinal product or protocol-specified procedure. Any worsening of a pre-existing condition that was temporally associated with the use of the Sponsor's product, was also an adverse event. The number of participants that discontinued study treatment due to an AE was reported.

Outcomes10

Each outcome the trial posted results for, in ClinicalTrials.gov's words.

TypeOutcomeTime framePopulationUnitsMeasured as
PRIMARYComplete Response Rate at 3 Months3 months from start of treatmentPatients with CIS with or without concomitant papillary (Ta or T1) diseasepercentage of participantsNUMBER
PRIMARYDuration of Complete ResponseUp to 24 monthsParticipants with CIS with or without concomitant papillary (Ta or T1) disease who achieved a complete response at 3 monthsdaysMEDIAN
SECONDARYEvent-free SurvivalUp to 24 monthsdaysMEDIAN
SECONDARYComplete Response Rate at 6, 9, 12, 15, 18, 21, 24 MonthsParticipants on treatment were assessed at months 6, 9, 12, 15,18, 21, and 24Participants with CIS with or without concomitant papillary (Ta or T1) diseasepercentage of participantsNUMBER
SECONDARYTime to CystectomyUp to 48 monthsdaysMEDIAN
SECONDARYTime to Disease RecurrenceUp to 24 monthsParticipants with high-grade Ta or T1 papillary diseasedaysMEDIAN
SECONDARYProgression-free SurvivalUp to 24 monthsdaysMEDIAN
SECONDARYOverall SurvivalUp to 48 months (up to 24 months while on study treatment and up to 24 months in the post-treatment follow-up period from the date of last dose of study drug)daysMEDIAN
SECONDARYNumber of Participants Who Experienced an Adverse Event (AE)Up to 25 months (up to 24 months of study treatment + 30 days after the last dose of study drug)ParticipantsCOUNT_OF_PARTICIPANTS
SECONDARYNumber of Participants That Discontinued Study Treatment Due to an AEUp to 24 monthsParticipantsCOUNT_OF_PARTICIPANTS

Results by group16

Each measurement the trial posted, group by group, in the words and numbers it posted.

OutcomeGroupCategoryValueSpreadUnits
Complete Response Rate at 3 MonthsVicinium3995% Confidence Interval 29 to 49percentage of participants
Duration of Complete ResponseVicinium273.095% Confidence Interval 155.0 to NAdays
Event-free SurvivalVicinium90.595% Confidence Interval 81.0 to 179.0days
Complete Response Rate at 6, 9, 12, 15, 18, 21, 24 MonthsVicinium6 months2895% Confidence Interval 19 to 38percentage of participants
Complete Response Rate at 6, 9, 12, 15, 18, 21, 24 MonthsVicinium9 months1995% Confidence Interval 12 to 29percentage of participants
Complete Response Rate at 6, 9, 12, 15, 18, 21, 24 MonthsVicinium12 months1695% Confidence Interval 9 to 25percentage of participants
Complete Response Rate at 6, 9, 12, 15, 18, 21, 24 MonthsVicinium15 months1495% Confidence Interval 8 to 23percentage of participants
Complete Response Rate at 6, 9, 12, 15, 18, 21, 24 MonthsVicinium18 months1495% Confidence Interval 8 to 23percentage of participants
Complete Response Rate at 6, 9, 12, 15, 18, 21, 24 MonthsVicinium21 months1395% Confidence Interval 7 to 21percentage of participants
Complete Response Rate at 6, 9, 12, 15, 18, 21, 24 MonthsVicinium24 months1295% Confidence Interval 6 to 20percentage of participants

Participant flow24

How many started, completed or left each group, period by period.

PeriodMilestoneGroupParticipantsUnits counted
Induction PhaseSTARTEDVicinium133
Induction PhaseCOMPLETEDVicinium63
Induction PhaseNOT COMPLETEDVicinium70
Maintenance Month 3STARTEDVicinium63
Maintenance Month 3COMPLETEDVicinium49
Maintenance Month 3NOT COMPLETEDVicinium14
Maintenance Month 6STARTEDVicinium49
Maintenance Month 6COMPLETEDVicinium36
Maintenance Month 6NOT COMPLETEDVicinium13
Maintenance Month 9STARTEDVicinium36

Adverse events44

Each adverse event the trial posted, group by group: the participants affected out of those at risk.

TypeEventOrgan systemGroupAffectedAt riskEvents
otherDiarrhoeaGastrointestinal disordersVicinium1713325
otherNauseaGastrointestinal disordersVicinium1613320
otherConstipationGastrointestinal disordersVicinium1113318
otherAbdominal painGastrointestinal disordersVicinium713312
otherVomitingGastrointestinal disordersVicinium71337
otherFatigueGeneral disordersVicinium2113324
otherOedema peripheralGeneral disordersVicinium1513316
otherPyrexiaGeneral disordersVicinium813310
otherUrinary tract infectionInfections and infestationsVicinium46133100
otherNasopharygitisInfections and infestationsVicinium1313316

Adverse event totals3

The totals the trial posted for each group.

TotalGroupAffectedAt risk
Total, all-cause mortalityVicinium13133
Total, other adverse eventsVicinium114133
Total, serious adverse eventsVicinium21133

Papers0

The papers the trial lists on ClinicalTrials.gov.

None in this release.

Grants0

The grants NIH RePORTER links to the trial, newest funded first: NIH's, and some of AHRQ's, CDC's, FDA's and VA's. Each shows its title, principal investigators, organization and funder in its newest year.

None in this release.

Trial comparisons0

Comparisons of the trial's two groups, calculated by ConductScience from the counts it posted.

None in this release.

Tests0

The ConductCognition tests this trial's registered outcomes name, as ScienceGraph matched them in trial-tests-2026-11-12-0.2.1.

None in this release.

Data dates

The day each source was copied for this release.

ClinicalTrials.gov
2026-11-12
ClinicalTrials.gov
Results, from AACT
2026-03-23
AACT
NIH grant links
2026-11-13
NIH RePORTER

Sources 3

  • ClinicalTrials.gov's posted results, through CTTI's AACTFreely available. Acknowledgement requested
  • ClinicalTrials.govNo license stated
  • NIH RePORTER's clinical studies and project filesPublic domain
Each source's terms
  • ClinicalTrials.gov's posted results, through CTTI's AACTClinicalTrials.gov data via Aggregate Analysis of ClinicalTrials.gov (AACT), CTTI. CTTI makes its materials freely available and requests acknowledgement. https://aact.ctti-clinicaltrials.org/documentation/299
  • ClinicalTrials.govnone stated
  • NIH RePORTER's clinical studies and project filesPublic domain (NIH RePORTER)

ClinicalTrials.gov's data carry an international copyright outside the United States: https://clinicaltrials.gov/about-site/terms-conditions.

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The record and each of its lists are JSON, twenty rows a page. No key.

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