A Study of Pembrolizumab (MK-3475) in Combination With Belzutifan (MK-6482) and Lenvatinib (MK-7902), or Pembrolizumab/Quavonlimab (MK-1308A) in Combination With Lenvatinib, Versus Pembrolizumab and Lenvatinib, for Treatment of Advanced Clear Cell Renal Cell Carcinoma (MK-6482-012)

Who can join: the full rules

Inclusion Criteria:

* Has histologically confirmed diagnosis of RCC with clear cell component.
* Has received no prior systemic therapy for advanced ccRCC
* Male participants are abstinent from heterosexual intercourse or agree to use contraception during and for at least 7 days after last dose of study intervention with belzutifan and lenvatinib.
* Female participants are not pregnant or breastfeeding and are either not a woman of child-bearing potential (WOCBP) or use a contraceptive method that is highly effective or are abstinent from heterosexual intercourse during the intervention period and for at least 120 days after pembrolizumab or pembrolizumab/quavonlimab or for at least 30 days after last dose of lenvatinib or belzutifan, whichever occurs last
* Has adequately controlled blood pressure with or without antihypertensive medications
* Has adequate organ function.
* Participants receiving bone resorptive therapy must have therapy initiated at least 2 weeks prior to randomization/allocation

Exclusion Criteria:

* Has a known additional malignancy that is progressing or has required active treatment within the past 3 years
* Has had major surgery, other than nephrectomy within 4 weeks prior to randomization
* Has known central nervous system (CNS) metastases and/or carcinomatous meningitis
* Has received prior radiotherapy within 2 weeks prior to first dose of study intervention
* Has hypoxia or requires intermittent supplemental oxygen or requires chronic supplemental oxygen
* Has clinically significant cardiac disease within 12 months from first dose of study intervention
* Has a history of interstitial lung disease
* Has symptomatic pleural effusion; a participant who is clinically stable following treatment of this condition is eligible
* Has preexisting gastrointestinal or non-gastrointestinal fistula
* Has a diagnosis of immunodeficiency or is receiving chronic systemic steroid therapy or any other form of immunosuppressive therapy within 7 days prior to the first dose of study treatment
* Has a known psychiatric or substance abuse disorder that would interfere with requirements of the study
* Has received a live or live-attenuated vaccine within 30 days before the first dose of study drug; killed vaccines are allowed
* Has an active autoimmune disease that has required systemic treatment in the past 2 years
* Has a history of noninfectious pneumonitis that required steroids or has current pneumonitis
* Has an active infection requiring systemic therapy
* Has a known history of human immunodeficiency virus (HIV) infection
* Has a known history of Hepatitis B
* Has radiographic evidence of intratumoral cavitation, encasement or invasion of a major blood vessel
* Has clinically significant history of bleeding within 3 months prior to randomization
* Has had an allogenic tissue/solid organ transplant

Where it's running

• The University of Alabama at Birmingham ( Site 0010)
  Birmingham, Alabama, United States
• UC San Diego ( Site 0050)
  La Jolla, California, United States
• Cedars Sinai Medical Center ( Site 0027)
  Los Angeles, California, United States
• University of California Irvine ( Site 0029)
  Orange, California, United States
• UCLA Hematology Oncology Santa Monica ( Site 0048)
  Santa Monica, California, United States
• Hartford Hospital ( Site 0024)
  Hartford, Connecticut, United States

+212 more sites. See ClinicalTrials.gov for the full list.

Study contacts

• Principal investigator: Medical Director — Merck Sharp & Dohme LLC

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How to take part

1. Review the eligibility criteria above with your treating physician.
2. Check the official listing on ClinicalTrials.gov for the latest contact details and recruitment status.
3. Contact the study coordinator or principal investigator to ask for pre-screening. Pre-screening is free and never obligates you to enroll.