About this trial
The goal of this clinical trial is to investigate the efficacy and safety of sacituzumab govitecan in patients with advanced esophageal squamous cell carcinoma.
Eligibility criteria
This trial does not accept healthy volunteersQualifiers
Female or male patients, 18 years of age or older, able to understand and give written informed consent.
Histologically proven squamous cell carcinoma of esophagus.
Patients with advanced ESCC, defined as those with unresectable locally advanced, recurrent, or metastatic disease, failed prior platinum-based chemotherapy and anti-PD-1/PD-L1 therapy (adjuvant anti-PD-1 therapy considered as prior exposure of anti-PD-1/PD-L1 therapy; progression or recurrence within 6 months of platinum-based chemoradiotherapy for localized disease considered as failed prior platinum-based chemotherapy).
Measurable disease as determined by RECIST 1.1. Lesions in previously irradiated areas should not be considered measurable unless they have progressed since the radiotherapy.
Disqualifiers
Positive serum pregnancy test or women who are breastfeeding.
Known hypersensitivity to the study drug, its metabolites, or formulation excipient.
Requirement for ongoing therapy with or prior use of any prohibited medications.
Have had a prior anticancer biologic agent within 4 weeks prior to enrollment or have had prior chemotherapy, targeted small molecule therapy, or radiation therapy within 2 weeks prior to enrollment and have not recovered (ie, ≥ Grade 2 is considered not recovered) from AEs at the time of study entry.
Trial design
Single group
Treatments tested in this trial
Sacituzumab govitecan
DrugSacituzumab govitecan, 10 mg/kg intravenous infusion (the first infusion is to be administered over 3 hours; subsequent infusions may be administered over 1 to 2 hours if previous infusions were well tolerated) on day 1 and 8 of 21-day cycle.
Treatment groups
Trial outcomes
Primary outcomes
Overall objective response rates (ORR)
The proportion of patients whose tumor response is categorized as complete response (CR) and partial response (PR) according to RECIST 1.1.
Secondary outcomes
Overall survival (OS)
The time from enrollment to death of any cause or the last follow-up (censored).
Progression-free survival (PFS)
The time from enrollment to the first occurrence of disease progression or death from any cause (whichever occurs first) and will be conducted in the whole study population.
Duration of response (DOR)
The time measurement criteria are first met for CR/PR (whichever is first recorded) until the first date that progressive disease is objectively documented (taking as reference for progressive disease the smallest measurements recorded on study).
Incidence of Treatment-Emergent Adverse Events [Safety and Tolerability]
Toxicities per CTCAE 5.0
Other outcomes
Biomarkers-related endpoints
ORR by RECIST 1.1 according to immunohistochemistry-(IHC)-detected Trop-2 expression levels.
Sponsors and contacts
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National Taiwan University Hospital
Lead sponsor
Gilead Sciences
Collaborator