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Perioperative Pembrolizumab (MK-3475) Plus Neoadjuvant Chemotherapy Versus Perioperative Placebo Plus Neoadjuvant Chemotherapy for Cisplatin-eligible Muscle-invasive Bladder Cancer (MIBC) (MK-3475-866/KEYNOTE-866)
Perioperative Pembrolizumab (MK-3475) Plus Neoadjuvant Chemotherapy Versus Perioperative Placebo Plus Neoadjuvant Chemotherapy for Cisplatin-eligible Muscle-invasive Bladder Cancer (MIBC) (MK-3475-866/KEYNOTE-866)
CompletedPhase 3
Sponsor: Merck Sharp & Dohme LLC
Conditions: Bladder Cancer
Interventions: Pembrolizumab, Gemcitabine, Cisplatin, Surgery (radical cystectomy (RC) plus Pelvic Lymph Node Dissection [PLND]), Placebo
Countries: United States, Australia, Belgium, Canada, Denmark, France, Germany, Hungary
A global study to evaluate peri-operative pembrolizumab with chemotherapy versus placebo to pembrolizumab plus chemotherapy in cisplatin eligible patients.
Eligibility overview
Sex: ALL
Age: 18 Years to —
Healthy volunteers: No
Study type: INTERVENTIONAL
Eligibility criteria
Inclusion Criteria: * Have a histologically confirmed diagnosis of urothelial carcinoma (UC) / muscle invasive bladder cancer (MIBC) (T2-T4aN0M0 or T1-T4aN1M0) with predominant (≥50%) urothelial histology. * Have clinically non-metastatic bladder cancer (N≤1 M0) determined by imaging (computed tomography (CT) or magnetic resonance imaging (MRI)) of the chest/abdomen/pelvis. * Be deemed eligible for Radical Cystectomy (RC) + Pelvic Lymph Node Dissection (PLND). * Have Eastern Cooperative Oncology Group (ECOG) Performance Status of 0 or 1. * Have adequate organ function. * Male and female participants are eligible to participate if they agree to the contraception use as per study protocol. Exclusion Criteria: * Has a known additional malignancy that is progressing or has required active anti-cancer treatment ≤3 years of study randomization with certain exceptions. * Has received any prior systemic treatment for MIBC or non-invasive muscle bladder cancer (NMIBC - prior treatment for NMIBC with intravesical BCG/chemotherapy is permitted) or prior therapy with an anti- programmed cell death 1 (PD-1), anti-programmed cell death ligand 1/ ligand 2 (PD-L1/L2), or anti-cytotoxic T-lymphocyte-associated protein 4 (CTLA-4). * Has ≥N2 disease or metastatic disease (M1) as identified by imaging. * Is cisplatin-ineligible, as defined by meeting any one of the cisplatin ineligibility criteria as per protocol. * Has received prior systemic anticancer therapy including investigational agents within 3 years of randomization or any radiotherapy to the bladder. * Has undergone partial cystectomy of the bladder to remove any NMIBC or MIBC. * Has received a live or live attenuated vaccine within 30 days before the first dose of study intervention. * Has a diagnosis of immunodeficiency or has a known history of human immunodeficiency virus (HIV) infection, Hepatitis B infection or known active Hepatitis C infection. * Has a known psychiatric or substance abuse disorder. * Has had an allogenic tissue/solid organ transplant.
Locations (175)
- La Jolla, California, United States
- Santa Monica, California, United States
- Washington D.C., District of Columbia, United States
- Orlando, Florida, United States
- Fort Wayne, Indiana, United States
- Indianapolis, Indiana, United States
- New Orleans, Louisiana, United States
- Scarborough, Maine, United States
- Worcester, Massachusetts, United States
- Detroit, Michigan, United States
- St Louis, Missouri, United States
- Morristown, New Jersey, United States
- Albuquerque, New Mexico, United States
- New York, New York, United States
- Cleveland, Ohio, United States
- Tulsa, Oklahoma, United States
- Portland, Oregon, United States
- Pittsburgh, Pennsylvania, United States
- Houston, Texas, United States
- Temple, Texas, United States
- Fairfax, Virginia, United States
- Puyallup, Washington, United States
- Seattle, Washington, United States
- Charles Town, West Virginia, United States
- Port Macquarie, New South Wales, Australia
- Sydney, New South Wales, Australia
- Cairns, Queensland, Australia
- Box Hill, Victoria, Australia
- Frankston, Victoria, Australia
- Brussels, Bruxelles-Capitale, Region de, Belgium
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