TABLE 1.

Phase 1 treatment dose and schedule.

Dose level	Isatuximab	Cemiplimab
Dose level 1	10 mg/kg QWx4 > Q2W	250 mg Q2W
Dose level − 1	10 mg/kg QWx4 > Q2W	250 mg Q4W
Dose level − 2	10 mg/kg Q2W	250 mg Q4W

Abbreviations: QW, weekly; Q2W, every 2 weeks; Q4W, every 4 weeks.