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NeoAdjuvant, Spare-Adjuvant (NASA) in Stage IIIB-IV (M1a) Melanoma

NeoAdjuvant, Spare-Adjuvant (NASA) in Stage IIIB- IV (M1a) Melanoma

Status
Not yet recruiting
Phases
Phase 2
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT07740941
Enrollment
55
Registered
2026-08-03
Start date
2026-08-05
Completion date
2029-03-01
Last updated
2026-08-05

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

Conditions

Melanoma (Skin Cancer), Melanoma Stage IV, Melanoma Stage M1, Melanoma Stage Stage IIIB

Keywords

Programmed cell death Protein 1 inhibitor, pembrolizume, ipilimumab

Brief summary

This study evaluates the impact of neoadjuvant Programmed cell death Protein 1 (PD-1)-based treatment regimens in patients with resectable stage IIIB-M1a cutaneous or unknown primary melanoma at high risk of relapse without adjuvant therapy after definitive lymphadenectomy and irrespective of pathologic response outcome on the 2-year overall survival (OS). It was hypothesized that neoadjuvant PD1 inhibitor-based treatment without adjuvant treatment does not significantly (non-inferior) impact OS in this study patient population. Patients will be randomized to either two infusions of pembrolizumab or one infusion of ipilimumab plus nivolumab followed by a single infusion of nivolumab. Patients will undergo follow-up and restaging scans to assess event-free survival at 12 months and OS at 24 months after the first neoadjuvant treatment infusion.

Interventions

DRUGPembrolizumab

Pembrolizumab 200 mg IV, every 3 weeks

Single infusion of concurrent ipilimumab (3 mg/kg) plus nivolumab (1 mg/kg) followed by a single infusion of nivolumab 240 mg IV 3 weeks later

Sponsors

UNC Lineberger Comprehensive Cancer Center
Lead SponsorOTHER

Study design

Allocation
RANDOMIZED
Intervention model
PARALLEL
Primary purpose
TREATMENT
Masking
NONE

Intervention model description

Assignment, non-inferiority assessment. Allocation: Randomized1:1

Eligibility

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

Inclusion criteria

* Written informed consent will be obtained to participate in the study, and HIPAA authorization for the release of personal health information. * Subject is willing and able to comply with study procedures based on the judgment of the investigator or protocol designee, including randomization. * Age ≥ 18 years at the time of consent. * ECOG Performance Status of 0-2. * Histological confirmation of cutaneous melanoma or melanoma of unknown primary. * AJCC stage IIIB/IVa resectable disease that is measurable by iRECIST criteria. * Adequate hematologic, renal, hepatic, and heart function

Exclusion criteria

* Prior treatment with PD-1 Programmed cell death Protein 1 (PD-1) and Cytotoxic T-lymphocyte Antigen 4 (CTLA-4). * Has an active autoimmune disease that requires systemic treatment with the use of disease-modifying agents or immunosuppressive drugs. For corticosteroids, up to 10 mg of prednisone daily, or an equivalent dose, is permitted. Hormone replacement therapy (e.g., thyroxine, insulin, or physiologic corticosteroid replacement therapy for adrenal or pituitary insufficiency, etc.) is not considered a form of systemic treatment. * Any condition, including laboratory abnormalities, that, in the opinion of the investigator, places the subject at unacceptable risk if he/she were to participate in the study. This includes, but is not limited to, serious medical conditions or psychiatric illnesses that are likely to interfere with participation in this clinical study.

Design outcomes

Primary

MeasureTime frameDescription
Overall survival2-yearThe overall survival (OS) rate will be defined from the initiation of study treatments for the combined patient cohorts (cohort A and cohort B).

Secondary

MeasureTime frameDescription
Event - Free Survival (EFS)1-yearThe Event - Free Survival (EFS) rate will be defined from the initiation of study treatments for the combined patient cohorts (cohort A and cohort B).
Major pathologic response (MPR) rateUp to 12 weeksThe MPR rate for each of the two study treatment cohorts (cohort A and cohort B) will be defined using established pathologic response criteria. Pathologic response will be assessed by determining the percentage of residual viable tumor in the resected specimen. Major pathologic response is defined as ≤10% residual viable tumor, and pathologic complete response is defined as the absence of viable tumor cells.
Treatment Related Adverse Events (TRAEs)Up to 12 weeksTRAEs are defined as adverse events assessed by the investigator as related to study treatment, Grade 3 or higher grades. The incidence of TRAEs will be determined separately for each of the two cohorts and graded according to the National Cancer Institute Common Terminology Criteria for Adverse Events (NCI CTCAE) Version 6.0. CTCAE classifies severity as follows: Grade 1 - asymptomatic or mild symptoms; clinical or diagnostic observations only; intervention not indicated. Grade 2 - minimal, local, or noninvasive intervention indicated; limiting age-appropriate instrumental activities of daily living (ADL). Grade 3 - severe or medically significant but not immediately life-threatening; hospitalization or prolongation of hospitalization indicated; disabling; limiting self-care ADL. Grade 4 - life-threatening consequences; urgent intervention indicated. Grade 5 - death related to the adverse event.

Countries

United States

Contacts

CONTACTClaire Kowalczyk
claire_kowalczyk@med.unc.edu919-984-0000
CONTACTAlexandra V Romfoe
alexandra_romfoe@med.unc.edu919-984-0000
PRINCIPAL_INVESTIGATORStergios Moschos, MD

UNC Lineberger Comprehensive Cancer Center

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Aug 6, 2026