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A multicenter prospective observational study of a sequential regimen of immune-checkpoint inhibitors and BRAF/MEK inhibitors for advanced BRAF V600-mutant melanoma (B-CHECK-SW study)

A multicenter prospective observational study of a sequential regimen of immune-checkpoint inhibitors and BRAF/MEK inhibitors for advanced BRAF V600-mutant melanoma (B-CHECK-SW study) - B-CHECK-SW

Status
Recruiting
Phases
Unknown
Study type
Observational
Source
JPRN
Registry ID
JPRN-UMIN000056632
Enrollment
140
Registered
2025-01-05
Start date
2025-01-06
Completion date
Unknown
Last updated
2026-06-29

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

Conditions

malignant melanoma

Interventions

None listed

Sponsors

National Cancer Center Hospital
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: 1) Histopathologically confirmed melanoma. 2) BRAF V600 mutation confirmed by in vitro diagnostic test approved in Japan. 3) Presence of distant metastases or surgically unresectable disease. 4) For cutaneous primary melanoma, diagnosed as stage III or IV according to AJCC 8th edition. 5) Measurable lesions on whole-body CT scan at baseline. 6) Aged 18 years or older at enrollment. 7) ECOG Performance Status of 0-2. 8) Able to swallow oral medications and the absence of clinically significant gastrointestinal disorders that may affect drug absorption. 9) Adequate bone marrow and organ function. 10) Written informed consent.

Exclusion criteria

Exclusion criteria: 1) Prior history of systemic therapy with BRAF/MEK inhibitors or immune-checkpoint inhibitors (excluding adjuvant/neoadjuvant therapy). 2) History of Grade 3 or higher adverse events induced by adjuvant/neoadjuvant therapy with BRAF/MEK inhibitors or immune checkpoint inhibitors (excluding patients who could continue treatment with hormone replacement therapy). 3) Presence of other active malignancy. 4) Presence of active autoimmune disease. 5) Receiving systemic corticosteroids exceeding 10 mg/day prednisolone equivalent or immunosuppressive medications. 6) History or presence of uncontrolled or severe cardiac disease. 7) History of interstitial lung disease. 8) Pregnant or lactating women. 9) Any other condition deemed unsuitable for enrollment by the treating physician.

Design outcomes

Primary

MeasureTime frame
2-year overall survival

Secondary

MeasureTime frame
Treatment sequencing patterns in daily practice Progression-free survival (PFS) Objective response rate (ORR) Treatment-related adverse events (TRAEs)

Countries

Japan

Contacts

Public ContactKenjiro Namikawa

National Cancer Center Hospital Department of Dermatologic Oncology

knamikaw@ncc.go.jp03-3542-2511

Outcome results

None listed

Source: JPRN (via WHO ICTRP) · Data processed: Jul 3, 2026