A Phase 1 Multiple-Dose Study to Evaluate the Safety and Tolerability of XmAb®22841 Monotherapy and in Combination With Pembrolizumab in Subjects With Selected Advanced Solid Tumors (DUET-4)
Head and Neck Cancer
Skin Cancer (Non-Melanoma)
Stomach/ Gastric Cancer
18 Years and older, Male and Female
This is a Phase 1, multiple dose, ascending-dose escalation study and expansion study designed to define a maximum tolerated dose and / or recommended dose of XmAb22841 monotherapy and in combination with pembrolizumab; to assess safety, tolerability, pharmacokinetics, immunogenicity, and anti-tumor activity of XmAb22841 monotherapy and in combination with pembrolizumab in subjects with select advanced solid tumors.