Merck Sharp & Dohme LLC
The purpose of this trial is to assess if ifinatamab deruxtecan (I-DXd) can treat esophageal squamous cell carcinoma (ESCC). I-DXd is an antibody-drug conjugate (ADC). An ADC attaches to a protein on cancer cells and delivers treatment to destroy those cells. The goal of this trial is to learn how many participants who receive I-DXd have the cancer respond, which means the cancer gets smaller or goes away.
The master screening protocol is MK-3475-U06 (KEYMAKER-U06)
Inclusion Criteria: * Has a histologically or cytologically confirmed diagnosis of unresectable locally advanced or metastatic esophageal squamous cell carcinoma (ESCC) * Has disease progression after 1 or 2 prior lines of systemic therapy for unresectable locally advanced or metastatic ESCC * Has measurable disease * If infected with human immunodeficiency virus (HIV), has well-controlled HIV on antiretroviral therapy * Has adequate organ function Exclusion Criteria: * Has histologically or cytologically confirmed adenocarcinoma or adenosquamous carcinoma subtype * Has uncontrollable pleur…
IV Infusion
Includes 5-HT3 receptor antagonist, NK-1 receptor antagonist, and corticosteroid, administered per approved product label