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4SC-202 in Combination With Pembrolizumab in Patients Primary Refractory/Non-responding to Prior Anti-PD-1 Therapy

An Open-label Phase Ib/II, Multi-center Study of 4SC-202 in Combination With Pembrolizumab in Patients With Unresectable Stage III/Metastatic Stage IV Cutaneous Melanoma Primary Refractory/Non-responding to Prior Anti-PD-1 Therapy

Status
Completed
Phases
Phase 1Phase 2
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT03278665
Acronym
SENSITIZE
Enrollment
40
Registered
2017-09-12
Start date
2017-09-25
Completion date
2022-02-02
Last updated
2022-02-04

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Malignant Melanoma

Keywords

Cutaneous melanoma

Brief summary

Phase Ib/II open-label, multi-center study with a priming cycle of 4SC-202 to evaluate the safety, tolerability and preliminary efficacy of combination treatment with 4SC-202 and Pembrolizumab. A dose expansion cohort at the Recommended Phase Two Dose (RPTD) will be added. Adult patients with advanced (unresectable or metastatic) cutaneous melanoma primary refractory or non-responding to anti-PD-1 therapy as most current systemic anti-cancer therapy and for whom no standard therapy is available, will be enrolled. The last administration of anti-PD-1 therapy must have been performed within 6 months prior to screening.

Interventions

DRUG4SC-202 in combination with Pembrolizumab

4SC-202 in combination with Pembrolizumab

Sponsors

4SC AG
Lead SponsorINDUSTRY

Study design

Allocation
NA
Intervention model
SINGLE_GROUP
Primary purpose
TREATMENT
Masking
NONE

Eligibility

Sex/Gender
ALL
Age
18 Years to No maximum
Healthy volunteers
No

Inclusion criteria

Main Inclusion Criteria: * Patients with unresectable stage III or stage IV cutaneous melanoma, as per American Joint Committee on Cancer (AJCC) (Version 8) staging system (must have been histologically confirmed at least once during course of disease). Patients with metastatic tumor of unknown primary site and histology of melanoma are eligible. * Patients must be primary refractory or non-responding to anti-PD-1 therapy (either as monotherapy or in combination with Ipilimumab) * Measurable disease by computer tomography (CT) or Magnetic resonance imaging (MRI) per immune-related response evaluation criteria in solid tumors (irRECIST) 1.1 criteria, with longest diameter for non-nodal lesions ≥ 10 mm and ≥ 15 mm in short axis for nodal lesions * At least one tumor site (either primary site or metastasis) must be accessible for sequential biopsies and patient must consent to the 2 mandatory biopsies. This requirement is not applicable for continuous dosing schedules and may be waived by the sponsor in other individual cases. Main

Exclusion criteria

* Patients who achieved a CR or PR, during or after prior anti-PD-1 mono- or anti-CTLA-4/anti-PD-1 combination therapy * Patients with symptomatic brain metastases/central nervous system (CNS) involvement * Patients with inadequate organ function * Therapy with agents known to prolong the QT interval and increase the risk for Torsades de Pointes

Design outcomes

Primary

MeasureTime frameDescription
Incidence of Adverse Events [Safety and Tolerability]Up to 114 weeksSafety and tolerability of the combination of 4SC-202 and Pembrolizumab will be assessed from adverse events.

Secondary

MeasureTime frameDescription
Best Overall Response (BOR)Up to 102 weeksThe Best Overall Response defined as the best among all confirmed overall responses (irCR is better than irPR is better than irSD)
Disease Control Rate (DCR)Up to 102 weeksThe Disease Control Rate (DCR) will be defined as the percentage of patients who have achieved a confirmed response of at least irCR or irPR or a response of irSD
Duration of Response (DOR)Up to 102 weeksDuration of response (DOR) is defined as the time from the first documentation of response to the date of disease progression. Patients who have no documented disease progression at the end of the study or who are lost to follow-up or who receive additional anti-neoplastic therapy after discontinuing 4SC-202 and Pembrolizumab will be censored at the date of their last extent of disease assessment or on the first date of additional therapy, respectively.
Objective Response Rate (ORR)Up to 102 weeksThe Objective Response Rate (ORR) will be defined as the percentage of patients who have achieved a confirmed response of at least Immune-related Complete Response (irCR) or Immune-related Partial Response (irPR)
Time to Progression (TTP)Up to 102 weeksThe time from first dosing (C1D1) to first date of first observed progression. Patients who have not progressed while on study, have not died while on study or experienced a non-disease- related death will be censored at the last evaluable assessment date.
Overall Survival (OS)Up to 102 weeksThe Overall Survival (OS) is defined as the time from first dosing (C1D1) to date of death from any cause. Patients who have not died while on study will be censored at the last evaluable assessment date
Progression Free Survival (PFS)Up to 102 weeksThe time from first dosing (C1D1) to date of first observed progression or death from any cause (whichever comes first). Patients who have not progressed while on study and have not died while on study will be censored at the last evaluable assessment date.

Countries

Germany, Italy

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Mar 1, 2026