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Clinical Trial Summary

Cutaneous squamous cell carcinoma (cSCC) is one of the most frequent malignancies worldwide, and an increasing incidence has been documented over the past decades. Despite optimal initial approach, which can be curative in the majority of cases, a proportion of patients present with locally advanced or unresectable disease, leading to significant morbidity. In addition, metastases of cSCC may affect 2 to 5% of individuals diagnosed with this disease. In the setting of advanced cSCC, no standard systemic treatment has been established, and treatment options are frequently adapted from those applied to squamous cell carcinoma arising from other sites, based on a low level of evidence and often with short-lived benefits.

cSCC are potentially immunogenic neoplasms with an unmet need for therapeutic options, having sun exposure and chronic inflammation as the most significant risk factors. Using the anti-PD1 monoclonal antibody nivolumab to treat patients with cSCC and planned scientific correlates, investigators believe that the safety and efficacy of immune activating therapy for this disease can be assessed.

This is a multi-center, Simon two-stage, phase II study to evaluate the safety and efficacy of the anti-PD1 monoclonal antibody nivolumab for systemic-treatment-naïve patients with metastatic and/or locally advanced cSCC.

The primary objective of the study is to evaluate the efficacy, as assessed by the best objective response rate (complete response + partial response) at 24 weeks according to RECIST criteria, of nivolumab in patients with advanced cSCC. Secondary objectives are to assess the safety/tolerability of the treatment, to determine the progression-free survival (PFS) and overall survival (OS) rates at 24 weeks, and to evaluate the objective response rate as assessed by immune-related response criteria (irRC). Treatment will be given every 14 days until disease progression, unacceptable toxicity or withdrawal of consent/patient decision. If the patient continues to benefit from treatment with nivolumab, treatment will be continued for up to 12 months. Patients will be reassessed at week 12 and every 12 weeks thereafter until week 52, and then as per discretion of the treating investigator. A tumor biopsy will be performed before treatment initiation, unless contraindicated and optional biopsies will be performed at week 13 and following disease progression. Serial blood samples will be obtained at baseline, during, and after treatment.


Clinical Trial Description

n/a


Study Design


Related Conditions & MeSH terms


NCT number NCT03834233
Study type Interventional
Source Instituto do Cancer do Estado de São Paulo
Contact
Status Active, not recruiting
Phase Phase 2
Start date September 5, 2019
Completion date December 1, 2022

See also
  Status Clinical Trial Phase
Active, not recruiting NCT04050436 - Study Evaluating Cemiplimab Alone and Combined With RP1 in Treating Advanced Squamous Skin Cancer Phase 2
Active, not recruiting NCT04807777 - Study of Ruxolitinib in Solid Organ Transplant Recipients With Advanced Cutaneous Squamous Cell Carcinoma Phase 2
Terminated NCT04611321 - Study of IBI318 in Patients With Advanced Cutaneous Squamous Cell Carcinoma Phase 1/Phase 2
Completed NCT02760498 - Study of REGN2810 in Patients With Advanced Cutaneous Squamous Cell Carcinoma Phase 2