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MELCHRONO: A Prospective Randomized Study Investigating Chrono-immunotherapy for Advanced Melanoma.
Sponsor: Swiss Cancer Institute
Summary
Melanoma remains a common cancer with rising incidence, and despite significant improvements with immune checkpoint inhibitors (ICIs), clinical outcomes remain heterogeneous. Retrospective analyses across multiple tumor types, including melanoma, suggest that earlier daytime administration of ICIs may enhance therapeutic effectiveness, potentially due to circadian modulation of immune function. A pronounced survival benefit has been observed particularly among female patients receiving earlier infusions. This trial prospectively evaluates whether aligning ICI administration with circadian immune activity can improve outcomes in melanoma and support the development of sex-specific optimization of immunotherapy.
Official title: MELCHRONO: A Prospective Randomized Study Investigating Chrono-immunotherapy for Advanced Melanoma. A Phase IV Trial.
Key Details
Gender
All
Age Range
18 Years - Any
Study Type
INTERVENTIONAL
Enrollment
108
Start Date
2026-09
Completion Date
2032-06
Last Updated
2026-05-07
Healthy Volunteers
No
Conditions
Interventions
Immune Checkpoint Inhibitors
Morning administration of ICI per physician's choice, according to local practice: Nivolumab (Opdivo®) Monotherapy - 240 mg administered intravenously every 2 weeks (Q2W) Pembrolizumab (Keytruda®) Monotherapy \- 200 mg administered intravenously every 3 weeks (Q3W) Ipilimumab (Yervoy®) + Nivolumab (Opdivo®) Combination Therapy * Induction Phase: * Ipilimumab 3 mg/kg intravenously every 3 weeks (Q3W) * Nivolumab 1 mg/kg intravenously every 3 weeks (Q3W) * Administered for 4 cycles * Maintenance Phase: * Nivolumab 240 mg administered intravenously every 2 weeks (Q2W) Nivolumab + Relatlimab Fixed-Dose Combination (Opdualag®) Nivolumab 480 mg and relatlimab 160 mg administered intravenously every 4 weeks (Q4W)
Immune Checkpoint Inhibitors
Afternooon administration of ICI per physician's choice, according to local practice: Nivolumab (Opdivo®) Monotherapy - 240 mg administered intravenously every 2 weeks (Q2W) Pembrolizumab (Keytruda®) Monotherapy \- 200 mg administered intravenously every 3 weeks (Q3W) Ipilimumab (Yervoy®) + Nivolumab (Opdivo®) Combination Therapy * Induction Phase: * Ipilimumab 3 mg/kg intravenously every 3 weeks (Q3W) * Nivolumab 1 mg/kg intravenously every 3 weeks (Q3W) * Administered for 4 cycles * Maintenance Phase: * Nivolumab 240 mg administered intravenously every 2 weeks (Q2W) Nivolumab + Relatlimab Fixed-Dose Combination (Opdualag®) Nivolumab 480 mg and relatlimab 160 mg administered intravenously every 4 weeks (Q4W)
Locations (8)
HFR Fribourg
Fribourg, Canton of Fribourg, Switzerland
Ente Ospedaliero Cantonale (EOC)
Bellinzona, Switzerland
Inselspital, Bern
Bern, Switzerland
Hôpitaux Universitaires de Genève HUG
Geneva, Switzerland
Centre Hospitalier Universitaire Vaudois (CHUV)
Lausanne, Switzerland
Spital Thurgau (Kantonsspital Münserlingen und Frauenfeld)
Münsterlingen, Switzerland
HOCH Health Ostschweiz - Kantonsspital St. Gallen
Sankt Gallen, Switzerland
Universitätsspital Zürich USZ
Zurich, Switzerland