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Advanced or Metastatic NRAS-mutant MelanomaPhase 3NCT06346067

A Study to Assess Naporafenib (ERAS-254) Administered With Trametinib in Patients With NRAS-mutant Melanoma (SEACRAFT-2)

A Phase 3 study testing Naporafenib, Dacarbazine and Temozolomide in people with Advanced or Metastatic NRAS-mutant Melanoma, run by Erasca, Inc. at 59 sites in 9 countries.

Active, not recruiting

Under way, not looking for participants. Everyone needed has enrolled. The study is still running.

Official record
Search all trials

Trial summary

Stage 1: To select the optimal dose of naporafenib + trametinib to be studied in Stage 2. Stage 2: To compare progression free survival (PFS) and overall survival (OS) for patients with NRAS-mutant (NRASm) melanoma who are randomized to receive the combination of naporafenib + trametinib to that of patients who are… Read more about this study

Who is it for?
Ages 18 to 99 years
What is being tested?
Naporafenib, Dacarbazine and Temozolomide
Could I receive a placebo?
No, everyone receives an active treatment
How many people
78 participants
Where
59 sitesin 9 countries
Study dates
29 Apr 2024to Dec 2028
Phase
Phase 3
Are there results?
Not yet: the study is under way

Key requirements

Who can take part, as listed by the sponsor. Only the study team can confirm whether you are eligible, so take this list to your doctor.

  • Ages 18 to 99 years
  • All sexes
  • No healthy volunteers
  • Adult, Older adult

Who may be able to join

  • Willing and able to provide written informed consent
  • Age ≥ 18 years
  • Histologically or cytologically confirmed unresectable or metastatic cutaneous (includes acral) melanoma.
  • Documentation of an NRAS mutation (tumor tissue or blood) prior to first dose of study drug(s) as determined locally with an analytically validated assay in a certified testing laboratory.
  • Archival tumor tissue collected within 5 years prior to enrollment must be confirmed to be available at the time of Screening, which may be submitted before or after enrollment for exploratory biomarker analysis.
  • Must have received an anti-PD-1/L1 based regimen (monotherapy or combination). Patient must have documented disease progression either while receiving therapy or within 12 weeks of last dose of the most recent anti-PD-1/L1 based regimen; the patient is eligible if they have received other therapies between the most recent anti-PD-1/L1 based regimen and enrollment.
Show all 9Show fewer
  • ECOG performance status 0, 1 or 2
  • Presence of at least 1 measurable lesion according to RECIST v1.1
  • Able to swallow oral medication.

Who cannot join

  • Patients with uveal or mucosal melanoma
  • Prior therapy with an ERK-, MEK-, RAF-, or RAS-inhibitor
  • Impairment of gastrointestinal (GI) function or GI disease that may significantly alter the absorption of study drug(s) (e.g., ulcerative diseases, uncontrolled nausea, vomiting, diarrhea, malabsorption syndrome, small bowel resection)
  • History or current evidence of retinal vein occlusion (RVO) or current risk factors for RVO (e.g., uncontrolled glaucoma or ocular hypertension, history of hyperviscosity or hypercoagulability syndrome)
  • LVEF <50%
  • Symptomatic CNS metastases that are neurologically unstable. Patients with controlled CNS metastases are eligible.
  • Patients receiving treatment with herbal medicine known to cause liver toxicity, which cannot be discontinued 7 days prior to first dose of study drug(s) and for the duration of the study.
  • Are pregnant or breastfeeding or expecting to conceive or father children within the projected duration of the trial

Trial locations and contacts

59 sites in 9 countries.

59 sites in 9 countries

United States21 sites
  • Texas Oncology- Austin Midtown

    Austin, Texas, 78705

  • Massachusetts General Hospital

    Boston, Massachusetts, 02114

  • Cleveland Clinic Foundation

    Cleveland, Ohio, 44195

  • Texas Oncology - Baylor Charles A. Sammons Cancer Center

    Dallas, Texas, 75246

  • Barbara Ann Karmanos Cancer Institute

    Detroit, Michigan, 48201

  • The Melanoma and Skin Care Institute

    Englewood, Colorado, 80113

  • The University of Texas MD Anderson Cancer Center

    Houston, Texas, 77030

  • Mayo Clinic - Florida

    Jacksonville, Florida, 70121

  • Ochsner Clinic Foundation

    Jefferson, Louisiana, 70121

  • University of Kansas Cancer Center

    Kansas City, Kansas, 66205

  • University of Wisconsin

    Madison, Wisconsin, 53792

  • University of Miami Sylvester Cancer

    Miami, Florida, 33136

  • SCRI Oncology Partners (formerly Tennessee Oncology)

    Nashville, Tennessee, 37203

  • Memorial Sloan Kettering Cancer Center

    New York, New York, 10065

  • Virginia Oncology Associates

    Norfolk, Virginia, 23502-1871

  • Mayo Clinic - Arizona

    Phoenix, Arizona, 85054

  • Mayo Clinic

    Rochester, Minnesota, 70121

  • The University of Utah - Huntsman Cancer Institute (HCI)

    Salt Lake City, Utah, 84112

  • University of California, San Francisco

    San Francisco, California, 94143

  • Fred Hutchinson Cancer Center

    Seattle, Washington, 98109

  • Washington University School of Medicine

    St Louis, Missouri, 63110

Other trials in United States

France9 sites
  • Centre Hospitalier Universitaire (CHU) de Bordeaux - Hospitalier Saint-Andre

    Bordeaux, 33075

  • CHU Dijon Bourgogne - Hopital Francois Mitterand (Hopital du Bocage)

    Dijon, 21079

  • Centre Hospitalier du Mans

    Le Mans, 72000

  • CHRU de Lille - Hôpital Claude Huriez

    Lille, 59000

  • Centre Hospitalier Lyon-Sud

    Lyon, 69310

  • Assistance Publique Hopitaux de Marseille (AP-HM) - Hopital de la Timone

    Marseille, 13005

  • Hospital Ambroise Pairs

    Paris, 75010

  • APHP - Hopital Saint Louis

    Paris, 9001

  • CLCC Institute Gustave Roussy

    Villejuif, 94805

Other trials in France

Australia6 sites
  • Peter MacCallum Cancer Institute

    Melbourne, Victoria, 3000

  • Alfred Hospital

    Melbourne, 3004

  • Hollywood Private Hospital

    Nedlands, Western Australia, 6009

  • Tasman Health Care

    Southport, Queensland, 4215

  • Calvary Mater Newcastle

    Waratah, New South Wales, 2298

  • Princess Alexandra Hospital

    Woolloongabba, Queensland, 4102

Other trials in Australia

Spain6 sites
  • Hospital Universitari Vall d'Hebron - Vall d'Hebron Institut d'Oncologia (VHIO)

    Barcelona, 08035

  • Hospital Clinic de Barcelona

    Barcelona, 08036

  • Hospital General Universitario Gregorio Marañón

    Madrid, 28007

  • Hospital Universitario Ramon y Cajal

    Madrid, 28034

  • Hospital HM Sanchinarro

    Madrid, 28050

  • Hospital Universitario Central de Asturias

    Oviedo, 33011

Other trials in Spain

United Kingdom5 sites
  • Sarah Cannon Research Institute - HCA Healthcare

    City of London, London, W1G 6AD

  • Royal Devon and Exeter Hospital

    Exeter, EX25DW

  • The Royal Marsden NHS Foundation Trust

    London, SM2 5PT

  • Christie Hospital

    Manchester, M20 4GJ

  • Royal Preston Hospital

    Preston, Lancashire, PR29H

Other trials in United Kingdom

Italy4 sites
  • Istituto di Ricovero e Cura a Carattere Scientifico (IRCCS) - Ospedale San Raffaele (HSR) (Istituto Scientifico Universitario Sa

    Milan, 20132

  • IRCCS Istituto Nazionale Tumori Regina Elena

    Roma, 00144

  • Istituto Dermopatico dell Immacolata IDI-IRCCS

    Roma, 00167

  • Azienda Sanitaria Universitaria del Friuli Centrale

    Udine, 33100

Other trials in Italy

Czechia3 sites
  • Masarykuv Onkologicky Ustav-MOU

    Brno, 65653

  • Fakultni nemocnice Hradec Kralove

    Nový Hradec Králové, 50005

  • Sanatorium Profesora Arenbergera

    Prague, 1502

Other trials in Czechia

Netherlands3 sites
  • Isala Ziekenhuis

    Amsterdam, 8025

  • Leids Universitair Medisch Centrum

    Leiden, 2333 ZC

  • Radboud University

    Nijmegen, 6525 GA

Other trials in Netherlands

Canada2 sites
  • Queen Elizabeth II Health Sciences Centre

    Halifax, Nova Scotia, B3J 3R4

  • McGill University Health Centre

    Montreal, Quebec, H4A3J1

Other trials in Canada

About this study

Official title: A Randomized, Open-label Phase III Study in Patients With Previously Treated Unresectable or Metastatic NRAS Mutant Cutaneous Melanoma Comparing the Combination of Naporafenib + Trametinib to Physician's Choice of Therapy (Dacarbazine, Temozolomide or Trametinib Monotherapy) With a Dose Optimization lead-in [SEACRAFT-2]

Stage 1: To select the optimal dose of naporafenib + trametinib to be studied in Stage 2.

Stage 2: To compare progression free survival (PFS) and overall survival (OS) for patients with NRAS-mutant (NRASm) melanoma who are randomized to receive the combination of naporafenib + trametinib to that of patients who are randomized to physician's choice of therapy (dacarbazine, temozolomide, or trametinib monotherapy).

Read the detailed description

SEACRAFT-2 is a global, Phase III, open-label, randomized study to assess the efficacy and safety of naporafenib administered with trametinib compared to physician's choice of therapy (dacarbazine, temozolomide, or trametinib monotherapy) in patients with unresectable or metastatic NRAS mutant melanoma who have progressed on, or are intolerant to, an anti-programmed death-1 ligand 1 (PD 1/L1)-based regimen. The study will consist of 2 stages: dose optimization in Stage 1 and the Phase 3 portion in Stage 2.

A total of approximately 470 eligible patients will be randomized to receive study drug(s) in this study across 2 stages.

Being tested
Naporafenib, Dacarbazine, Temozolomide, Trametinib
Keywords
Melanoma, NRAS Mutant, Cutaneous Melanoma
Medical subject headings
Melanoma

What participants receive

What participants receive. In a randomised study each person is assigned to one group by chance.

  • NaporafenibDrug

    Also called ERAS-254, LXH254

    Naporafenib (ERAS-254) is an experimental Pan-Raf inhibitor

  • DacarbazineDrug

    Also called DTIC

    Dacarbazine IV - Day 1

  • TemozolomideDrug

    Also called Temodar, TMZ

    Temozolomide 200 mg/m2/day PO on Day 1 to Day 5 of each 28-day cycle

  • TrametinibDrug

    Also called Mekinist

    Trametinib is an FDA approved anticancer medication that targets MEK1 and MEK2.

Study groups in NCT06346067
Study groupRoleWhat they receive
Stage 1 Dose selection Lead-in Arm 1ExperimentalNaporafenib + Trametinib Naporafenib (ERAS-254) 100 mg administered orally twice daily (BID) Trametinib 1 mg once daily (QD)
Receives: Drug: Naporafenib; Drug: Trametinib
Stage 1 Dose selection Lead-in Arm 2ExperimentalNaporafenib + Trametinib Naporafenib (ERAS-254) 400 mg administered orally twice daily (BID) Trametinib 0.5 mg once daily (QD)
Receives: Drug: Naporafenib; Drug: Trametinib
Stage 1 Dose selection Lead-in Arm 3 Trametinib monotherapyActive comparatorTrametinib 2 mg once daily (QD)
Receives: Drug: Trametinib
Stage 2 Arm AExperimentalNaporafenib + Trametinib Naporafenib (ERAS-254) BID oral administration with Trametinib QD at the dose selected in Stage 1
Receives: Drug: Naporafenib; Drug: Trametinib
Stage 2 Arm B - Physician's ChoiceActive comparator* Dacarbazine 1000 mg/m2 intravenously (IV) on Day 1 of each 21-day cycle OR * Temozolomide 200 mg/m2/day PO on Day 1 to Day 5 of each 28-day cycle OR * Trametinib monotherapy, 2 mg PO QD
Receives: Drug: Dacarbazine; Drug: Temozolomide; Drug: Trametinib

What is being measured

The primary outcome is the main question the study is designed to answer.

  1. Stage 1:To select the optimal dose of naporafenib + trametinib to be studied in Stage 2

    Incidence and severity of treatment-emergent AEs and serious AEs

    Measured: Assessed up to 6 months from time of first dose

  2. Stage 1:To select the optimal dose of naporafenib + trametinib to be studied in Stage 2

    Objective response rate (ORR) based on assessment of radiographic imaging RECIST v1.1

    Measured: Assessed up to 6 months from time of first dose

  3. Stage 1:To select the optimal dose of naporafenib + trametinib to be studied in Stage 2

    Maximum plasma concentration of ERAS-254 and trametinib

    Measured: Study Day 1 up to Day 29

  4. Stage 1:To select the optimal dose of naporafenib + trametinib to be studied in Stage 2

    Time to achieve maximum plasma concentration of ERAS-254 and trametinib

    Measured: Study Day 1 up to Day 29

  5. Stage 1:To select the optimal dose of naporafenib + trametinib to be studied in Stage 2

    Area under the plasma concentration-time curve

    Measured: Study Day 1 up to Day 29

  6. Stage 2: To compare PFS and OS for patients who are randomized to receive the combination of naporafenib + trametinib to that of patients who receive physician's choice of therapy (dacarbazine, temozolomide, or trametinib monotherapy)

    • Progression free survival (PFS) based on assessment of radiographic imaging per RECIST v1.1
    • Survival status

    Measured: Assessed up to 24 months from time of first dose

Secondary outcomes (8)
  1. Adverse Events

    Incidence and severity of treatment-emergent AEs and serious AEs

    Measured: Assessed up to 24 months from time of first dose

  2. Duration of Response (DOR)

    Based on assessment of radiographic imaging per RECIST version 1.1

    Measured: Assessed up to 24 months from time of first dose]

  3. Time to Response (TTR)

    Based on assessment of radiographic imaging per RECIST version 1.1

    Measured: Assessed up to 24 months from time of first dose]

  4. Disease Control Rate (DCR)

    Based on assessment of radiographic imaging per RECIST version 1.1

    Measured: Assessed up to 24 months from time of first dose]

  5. Overall Response Rate (ORR)

    Based on the assessment of radiographic imaging per RECIST version 1.1

    Measured: Assessed up to 24 months from time of first dose

  6. Plasma concentration (Cmax):Stage 1 only

    Maximum plasma concentration of ERAS-254 and trametinib

    Measured: Study Day 1 up to Day 29

  7. Area under the curve (AUC):Stage 1 only

    Area under the plasma concentration-time curve

    Measured: Study Day 1 up to Day 29

  8. Quality of Life: To assess disease and treatment-related QOL in patients with NRASm melanoma.

    Using the European Organization for Research and Treatment of Cancer (EORTC) Quality of Life Questionnaire [QLQ]-C30 subscales and PRO CTCAE® symptom items specific to the potential cutaneous toxicities.

    Measured: Assessed up to 24 months from time of first dose

Timeline

From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.

  1. First posted3 Apr 2024
  2. Study start29 Apr 2024
  3. Primary completionApr 2028 (estimated)
  4. Study completionDec 2028 (estimated)

Resources

More details

For doctors and researchers: how the study is designed, who runs it, and its registry IDs.

Study design
Study type
Interventional
Phase
Phase 3
Primary purpose
Treatment
Allocation
Randomised
Intervention model
Parallel groups
Masking
None (open label)
Enrolment
78 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT06346067
Sponsor's protocol ID
ERAS-254-02
Status last verified
Feb 2026
First submitted
17 Mar 2024
Last updated
27 Feb 2026
Results posted
No
Data monitoring committee
Yes
FDA-regulated drug
Yes
FDA-regulated device
No
Individual data sharing
No

Questions about this trial

What is this clinical trial studying?

A Phase 3 study testing Naporafenib, Dacarbazine and Temozolomide in people with Advanced or Metastatic NRAS-mutant Melanoma, run by Erasca, Inc. at 59 sites in 9 countries.

The full registered description is in the About this study section and the official record.

Who may be eligible to take part?

The sponsor lists 9 inclusion and 8 exclusion criteria. Eligibility is decided by the study team after screening, so read the full criteria and contact a listed site.

Is this clinical trial currently recruiting?

The record says: under way, not looking for participants, as of the sponsor's last update on 27 Feb 2026. Status can change between updates, so confirm with the study contact before making plans.

Where is the study taking place?

The record lists 59 sites in United States, France, Australia, Spain, United Kingdom and 4 more countries. Whether a site is taking part right now should be confirmed with that site. See every site.

What are the possible benefits and risks?

They depend on the study and the treatment, and no study can promise a benefit. The study team explains the known risks during informed consent, before anyone joins; the record itself does not list them.

What does this phase mean?

Phase 3 studies compare the treatment with the current standard treatment or a placebo in a large group, to confirm how well it works and watch for side effects.

Not every study follows the same path, and some studies (observational studies, device studies) have no phase.

Are results available for this study?

This study is still under way. Results are not available in the source record yet.

How can a doctor refer a patient or contact the research team?

The record lists no contact. The official record names the sponsor, who can be asked directly. AzTrials does not enrol participants or take referrals.

What does the primary outcome measure?

Stage 1:To select the optimal dose of naporafenib + trametinib to be studied in Stage 2 (time frame: Assessed up to 6 months from time of first dose). The study lists 6 primary outcomes in all. It is what the study was designed to measure, not a finding.

Where can I read the original study information?
Does a listing mean the treatment is approved or proven to work?

No. A listing means the study is registered. It does not show that the treatment is safe, works, or is approved by a regulator.

How often is this information updated?

AzTrials copies changed records from ClinicalTrials.gov every night and reloads the whole registry every week. The sponsor last updated this record on 27 Feb 2026.

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