Disitamab Vedotin With Pembrolizumab vs Chemotherapy in Previously Untreated Urothelial Cancer Expressing HER2

Registration Number
NCT05911295
Lead Sponsor
Seagen Inc.
Brief Summary

This study will enroll participants with urothelial cancer (UC). UC can include cancer of the bladder, kidney, or the tubes that carry pee through the body (ureter, urethra). This study will try to find out if the drugs disitamab vedotin with pembrolizumab works better than platinum-containing chemotherapy to treat patients with UC. This study will also test...

Detailed Description

Not available

Recruitment & Eligibility

Status
RECRUITING
Sex
All
Target Recruitment
700
Inclusion Criteria
  • Histopathological confirmation of locally advanced unresectable or metastatic urothelial carcinoma (LA/mUC), including UC originating from the renal pelvis, ureters, bladder, or urethra.
  • Measurable disease by investigator assessment per RECIST v1.1.
  • Participant must not have received prior systemic therapy for LA/mUC. Exception will be made for neoadjuvant or adjuvant therapy, if disease recurrence/progression occurred more than 12 months after the last dose of therapy.
  • Eligible to receive cisplatin- or carboplatin-containing chemotherapy.
  • Able to provide archived formalin-fixed paraffin-embedded tumor tissue blocks from a muscle-invasive or metastatic UC lesion or biopsy of metastatic UC prior to treatment initiation. If archival tissue is not available a newly obtained baseline biopsy of an accessible tumor lesion is required within 28 days of cycle 1 day 1.
  • HER2 expression of 1+ or greater on immunohistochemistry (IHC).
  • Eastern Cooperative Oncology Group (ECOG) performance score of 0, 1, or 2 within 7 days prior to randomization.
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Exclusion Criteria
  • Known hypersensitivity to disitamab vedotin, cisplatin, carboplatin, gemcitabine, or pembrolizumab or any of their components.

  • History of severe/life threatening immune-related adverse event (irAE) with PD-(L)1 inhibitors are excluded.

  • Central nervous system (CNS) and/or leptomeningeal metastasis. Participants with treated CNS metastases are permitted if all of the following are met.

    • CNS metastases have been clinically stable for at least 4 weeks and baseline scans show no evidence of new or worsening CNS metastasis.
    • Participant is on a stable dose of ≤ 10 mg/day of prednisone or equivalent for at least 2 weeks.
  • History of or active autoimmune disease that has required systemic treatment in the past 2 years.

  • Prior treatment with an agent directed to another stimulatory or co-inhibitory T cell receptor (including but not limited to CD137 agonists, CAR-T cell therapy, CTLA-4 inhibitors, or OX-40 agonists).

  • Prior solid organ or bone marrow transplantation.

  • Pleural effusion or ascites with symptoms or requiring symptomatic treatment.

  • Estimated life expectancy <12 week

  • Prior treatment with an MMAE agent or anti-HER2 therapy

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Study & Design

Study Type
INTERVENTIONAL
Study Design
PARALLEL
Arm && Interventions
GroupInterventionDescription
Standard of care armgemcitabinegemcitabine + cisplatin OR carboplatin
Disitamab vedotin armdisitamab vedotindisitamab vedotin + pembrolizumab
Disitamab vedotin armpembrolizumabdisitamab vedotin + pembrolizumab
Standard of care armcarboplatingemcitabine + cisplatin OR carboplatin
Standard of care armcisplatingemcitabine + cisplatin OR carboplatin
Primary Outcome Measures
NameTimeMethod
Progression-free survival (PFS) per Response Evaluation Criteria in Solid Tumors version 1.1 (RECIST v1.1) by blinded independent central review (BICR)Approximately 3 years

The time from randomization to first documentation of disease progression per RECIST v1.1 by BICR, or to death due to any cause.

Overall survival (OS)Approximately 5 years

The time from date of randomization to date of death due to any cause.

Secondary Outcome Measures
NameTimeMethod
Number of electrocardiogram (ECG) abnormalitiesThrough 30 days after the last study treatment; approximately 2 years
Duration of Response (DOR) per RECIST v1.1 by BICRApproximately 3 years

The time from first documented response of CR or PR (that is subsequently confirmed) to the first documented disease progression per RECIST v1.1, or to death due to any cause.

Control Rate (DCR) per RECIST v1.1 by BICRApproximately 3 years

The proportion of participants with confirmed CR, PR, or stable disease according to RECIST v1.1.

Number of participants with adverse events (AEs)Through 30 days after the last study treatment; approximately 2 years

Any untoward medical occurrence in a clinical study participant, temporally associated with the use of study intervention, whether or not considered related to the study intervention.

Change from baseline to Week 16 in European Organization for Research and Treatment of Cancer core Quality of Life questionnaire (EORTC QLQ-C30) Global Health Status (GHS)/QoL ScoreApproximately 2 years

The EORTC QLQ-C30 is used to evaluate health-related quality of life, functioning, disease symptoms, and treatment-related side effects. Scores range from 0-100. For GHS/QoL and functional scales, higher scores represent higher QoL or functioning. For symptom scales, higher scores represent more symptoms/worse status.

Objective response rate (ORR) per RECIST v1.1 by BICRApproximately 3 years

The proportion of participants with confirmed complete response (CR) or partial response (PR) according to RECIST v1.1.

ORR per RECIST v1.1 by investigator assessmentApproximately 3 years

The proportion of participants with confirmed CR or PR according to RECIST v1.1.

DOR per RECIST v1.1 by investigator assessmentApproximately 3 years

The time from first documented response of CR or PR (that is subsequently confirmed) to the first documented disease progression per RECIST v1.1, or to death due to any cause.

DCR per RECIST v1.1 by investigator assessmentApproximately 3 years

The proportion of participants with confirmed CR, PR, or stable disease according to RECIST v1.1.

PFS per RECIST v1.1 by investigator assessmentApproximately 3 years

The time from randomization to first documentation of disease progression per RECIST v1.1, or to death due to any cause.

Change from baseline of left ventricular ejection fraction (LVEF)Through 2 years after last study treatment; approximately 4 years
Time to pain progressionApproximately 2 years

The time from the date of randomization to whichever of the following occurs earlier:

* an increase in Numeric Rating Scale (NRS) for pain intensity of 2 points or more from baseline at 2 consecutive visits,

* an increase in number of opioid or analgesic use from baseline,
...

Number of participants with laboratory abnormalitiesThrough 30 days after the last study treatment; approximately 2 years
Treatment discontinuation rate due to AEsApproximately 2 years
Time to Deterioration in EORTC QLQ-C30 GHS/QoL ScoreApproximately 2 years

The time from the date of randomization to the date of first deterioration (change from baseline ≥10) in GHS/QoL score with no subsequent recovery. The EORTC QLQ-C30 is used to evaluate health-related quality of life, functioning, disease symptoms, and treatment-related side effects. Scores range from 0-100. For GHS/QoL and functional scales, higher scores r...

Trial Locations

Locations (116)

Inova Schar Cancer Institute

🇺🇸

Fairfax, Virginia, United States

Hospital de Cancer de Barretos - Fundacao Pio XII

🇧🇷

Barretos, Other, Brazil

Centro de Oncologia da Bahia

🇧🇷

Salvador, Other, Brazil

Arthur J.E. Child Comprehensive Cancer Centre

🇨🇦

Calgary, Alberta, Canada

Alaska Oncology and Hematology

🇺🇸

Anchorage, Alaska, United States

Banner MD Anderson Cancer Center

🇺🇸

Gilbert, Arizona, United States

The Oncology Institute of Hope & Innovation - California

🇺🇸

Cerritos, California, United States

Los Angeles Cancer Network / Compassionate Care Research Group

🇺🇸

Fountain Valley, California, United States

University of California Los Angeles Medical Center

🇺🇸

Los Angeles, California, United States

Pacific Cancer Care

🇺🇸

Monterey, California, United States

Kaiser Permanente Southern California

🇺🇸

Riverside, California, United States

University of California, San Francisco | HDFCCC - Hematopoietic Malignancies

🇺🇸

San Francisco, California, United States

Providence Medical Foundation

🇺🇸

Santa Rosa, California, United States

PIH Health Hospital Whittier

🇺🇸

Whittier, California, United States

Decatur Memorial Hospital - Illinois

🇺🇸

Decatur, Illinois, United States

Illinois Cancer Care

🇺🇸

Peoria, Illinois, United States

Siouxland Regional Cancer Center dba June E. Nylen Cancer Center

🇺🇸

Sioux City, Iowa, United States

Greater Baltimore Medical Center (GBMC) - Sandra & Malcolm Berman Cancer Institute

🇺🇸

Baltimore, Maryland, United States

University of Minnesota

🇺🇸

Burnsville, Minnesota, United States

HealthPartners Institute

🇺🇸

Saint Louis Park, Minnesota, United States

University of Mississippi Medical Center

🇺🇸

Jackson, Mississippi, United States

Cancer Partners of Nebraska

🇺🇸

Lincoln, Nebraska, United States

University of Nebraska Medical Center

🇺🇸

Omaha, Nebraska, United States

OptumCare Cancer Center

🇺🇸

Las Vegas, Nevada, United States

North Shore Center for Advanced Medicine Monter Cancer Center / North Shore University Hospital

🇺🇸

Lake Success, New York, United States

Mount Sinai Medical Center

🇺🇸

New York, New York, United States

Levine Cancer Institute

🇺🇸

Charlotte, North Carolina, United States

ECU Health Medical Center

🇺🇸

Greenville, North Carolina, United States

MidLantic Urology

🇺🇸

Bala-Cynwyd, Pennsylvania, United States

Allegheny General Hospital

🇺🇸

Pittsburgh, Pennsylvania, United States

West Cancer Center & Research Institute

🇺🇸

Germantown, Tennessee, United States

Thompson Cancer Survival Center

🇺🇸

Knoxville, Tennessee, United States

University of Tennessee

🇺🇸

Knoxville, Tennessee, United States

US Oncology Central Regulatory

🇺🇸

The Woodlands, Texas, United States

Providence Regional Medical Center Everett

🇺🇸

Everett, Washington, United States

Fred Hutchinson Cancer Center / Seattle Cancer Care Alliance / University of Washington

🇺🇸

Seattle, Washington, United States

Medical College of Wisconsin (Milwaukee)

🇺🇸

Milwaukee, Wisconsin, United States

Centro Oncologico Korben

🇦🇷

Buenos Aires, Other, Argentina

Centro Medico Austral

🇦🇷

Buenos Aire, Other, Argentina

Investigaciones Clinicas Moleculares (ICM)

🇦🇷

Caba, Other, Argentina

CEMAIC - Centro Medico Privado

🇦🇷

Cordoba, Other, Argentina

Sanatorio Parque

🇦🇷

Rosario, Other, Argentina

Oncologia Salta

🇦🇷

Salta, Other, Argentina

Clinica Viedma

🇦🇷

Viedma, Other, Argentina

Fundacion Cenit

🇦🇷

Caba, Argentina

Macquarie University Hospital

🇦🇺

Brisbane, Other, Australia

Icon Cancer Care Chermside

🇦🇺

Chermside, Other, Australia

Lyell McEwin Hospital

🇦🇺

Elizabeth Vale, Other, Australia

Peninsula and South East Oncology

🇦🇺

Frankston, Other, Australia

Port Macquarie Base Hospital

🇦🇺

Port Macquarie, Other, Australia

Mater Cancer Care Centre

🇦🇺

South Brisbane, Other, Australia

Royal North Shore Hospital

🇦🇺

St Leonards, Other, Australia

Hospital Nossa Senhora da Conceicao

🇧🇷

Porto Alegre, Other, Brazil

Hospital Alemao Oswaldo Cruz

🇧🇷

Sao Paulo, Other, Brazil

University of Alberta / Cross Cancer Institute

🇨🇦

Edmonton, Alberta, Canada

British Columbia Cancer Agency - Vancouver Centre

🇨🇦

Vancouver, British Columbia, Canada

Lakeridge Health - The R.S. McLaughlin Durham Regional Cancer Centre (MDRCC)

🇨🇦

Oshawa, Ontario, Canada

University Health Network, Princess Margaret Hospital

🇨🇦

Toronto, Other, Canada

Centro De Investigaciones Clinicas Vina Del Mar

🇨🇱

Vina del mar, Other, Chile

University Hospital of Besancon

🇫🇷

Besancon cedex, Other, France

Centre de Lutte Contre le Cancer (CLCC) - Institut Bergonie

🇫🇷

Bordeaux, Other, France

Institut Paoli Calmettes

🇫🇷

Marseille, Other, France

Institut Regional du Cancer de Montpellier

🇫🇷

Montpellier, Other, France

Centre de Lutte contre le Cancer (CLCC) - Centre Antoine Lacassagne

🇫🇷

Nice Cedex 2, Other, France

Hospices Civils de Lyon

🇫🇷

Pierre Benite, Other, France

Institut de cancerologie Strasbourg Europe

🇫🇷

Strasbourg, Other, France

Institut Gustave Roussy

🇫🇷

Villejuif Cedex, Other, France

HaEmek Medical Center

🇮🇱

Afula, Other, Israel

Soroka Medical Center, Dept. of Oncology

🇮🇱

Hadarom, Other, Israel

Rambam Health Corp.

🇮🇱

Haifa, Other, Israel

Shaare Zedek Medical Center

🇮🇱

Jerusalem, Other, Israel

Hadassah Medical Center

🇮🇱

Jerusalem, Other, Israel

Meir Medical Center

🇮🇱

Kfar Saba, Other, Israel

Rabin Medical Center

🇮🇱

Petah Tikva, Other, Israel

Sheba Medical Center

🇮🇱

Ramat Gan, Other, Israel

Kaplan Medical Center

🇮🇱

Rehovot, Other, Israel

Tel Aviv Sourasky Medical Center

🇮🇱

Tel Aviv, Other, Israel

Azienda Ospedaliera Istituti Ospedalieri di Cremona

🇮🇹

Cremona, Other, Italy

Policlinico Universitario Agostino Gemelli

🇮🇹

Roma, Other, Italy

Azienda Ospedaliera S. Maria di Terni

🇮🇹

Terni, Other, Italy

Azienda Ospedaliera Universitaria Integrata di Verona

🇮🇹

Verona, Other, Italy

Inje University Haeundae Paik Hospital

🇰🇷

Busan, Other, Korea, Republic of

Chonnam National University Hwasun Hospital

🇰🇷

Hwasun, Other, Korea, Republic of

Wonkwang University Hospital

🇰🇷

Iksan, Other, Korea, Republic of

National Cancer Center

🇰🇷

Ilsandong-gu, Other, Korea, Republic of

Gachon University Gil Medical Center

🇰🇷

Incheon, Other, Korea, Republic of

Chonbuk National University Hospital

🇰🇷

Jeonju-si, Other, Korea, Republic of

CHA Bundang Medical Center

🇰🇷

Seongnam-si, Other, Korea, Republic of

Seoul National University Bundang Hospital

🇰🇷

Seongnam-si, Other, Korea, Republic of

Korea University Anam Hospital

🇰🇷

Seoul, Other, Korea, Republic of

Kangbuk Samsung Hospital

🇰🇷

Seoul, Other, Korea, Republic of

Severance Hospital, Yonsei University Health System

🇰🇷

Seoul, Other, Korea, Republic of

Asan Medical Center - Oncology

🇰🇷

Seoul, Other, Korea, Republic of

St. Vincent's Hospital, The Catholic University of Korea

🇰🇷

Suwon-si, Other, Korea, Republic of

Hospital Militar Central

🇵🇪

Lima, Other, Peru

Hospital Maria Auxiliadora

🇵🇪

Lima, Peru

National University Hospital

🇸🇬

Singapore, Other, Singapore

National Cancer Centre Singapore

🇸🇬

Singapore, Other, Singapore

Raffles Hospital

🇸🇬

Singapore, Other, Singapore

Hospital Universitari Vall d'Hebron

🇪🇸

Barcelona, Other, Spain

Hospital de la Santa Creu i Sant Pau

🇪🇸

Barcelona, Other, Spain

Hospital General Universitario Gregorio Maranon

🇪🇸

Madrid, Other, Spain

MD Anderson Cancer Center - Madrid

🇪🇸

Madrid, Other, Spain

Hospital Universitario Ramon y Cajal

🇪🇸

Madrid, Other, Spain

Hospital Universitario 12 de Octubre

🇪🇸

Madrid, Other, Spain

Hospital Universitario La Paz

🇪🇸

Madrid, Other, Spain

HM Centro Integral Oncologico Clara Campal

🇪🇸

Madrid, Other, Spain

Hospital Puerta de Hierro Majadahonda

🇪🇸

Majadahonda, Other, Spain

Complejo Hospitalario Universitario de Ourense (CHOU)

🇪🇸

Ourense, Other, Spain

Hospital Universitario Marques de Valdecilla

🇪🇸

Santander, Other, Spain

Valencian Institute of Oncology Foundation

🇪🇸

Valencia, Spain

Kaohsiung Medical University Hospital

🇨🇳

Kaohsiung, Other, Taiwan

China Medical University Hospital

🇨🇳

Taichung, Other, Taiwan

Chi Mei Hospital Liouying

🇨🇳

Tainan, Other, Taiwan

National Cheng-Kung University Hospital

🇨🇳

Tainin, Other, Taiwan

National Taiwan University Hospital

🇨🇳

Taipei, Other, Taiwan

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