Boserolimab

Study of Boserolimab (MK-5890) as Monotherapy and in Combination With Pembrolizumab (MK-3475) in Adults With Advanced Solid Tumors (MK-5890-001)

KEYMAKER-U01 Substudy 01A: Efficacy and Safety Study of Pembrolizumab (MK-3475) With or Without Chemotherapy When Used With Investigational Agents in Treatment-naïve Participants With Stage IV Non-small Cell Lung Cancer (NSCLC) (MK-3475-01A/KEYMAKER-U01A)

KEYMAKER-U01 Substudy 3: Efficacy and Safety Study of Pembrolizumab (MK-3475) When Used With Investigational Agents in Participants With Advanced Non-small Cell Lung Cancer (NSCLC), Previously Treated With Anti-programmed Cell Death Receptor Ligand 1 (PD-L1) Therapy (MK-3475-01C/KEYMAKER-U01C)

Efficacy and Safety of Pembrolizumab Plus Investigational Agents in Combination With Chemotherapy as First-Line Treatment in Extensive-Stage Small Cell Lung Cancer (ES-SCLC) (MK-3475-B99/ KEYNOTE-B99)

KEYMAKER-U01 Substudy 1: A Phase 2, Umbrella Study with Rolling Arms of Investigational Agents with Pembrolizumab in Combination with Chemotherapy in Treatment-Naive Patients with Advanced Non-small Cell Lung Cancer (NSCLC)

KEYMAKER-U01 Master Study: A Phase 2, Umbrella Study with Rolling Arms of Investigational Agents with either Pembrolizumab in Combination with Chemotherapy or with Pembrolizumab Alone in Patients with Advanced Non-small Cell Lung Cancer (NSCLC) KEYMAKER-U01 Substudy 3: A Phase 2, Umbrella Study with Rolling Arms of Investigational Agents in Combination with Pembrolizumab in Patients with Advanced Non-small Cell Lung Cancer (NSCLC) Previously Treated with anti-PD-(L)1 Therapy

A Phase 2 Study to Evaluate the Efficacy and Safety of Pembrolizumab plus Investigational Agents in Combination with Etoposide and Cisplatin or Carboplatin for the First-Line Treatment of Participants with Extensive-Stage Small Cell Lung Cancer (KEYNOTE-B99)

A Clinical Study of Boserolimab (MK-5890) With Pembrolizumab and Chemotherapy in People With Early Triple-Negative Breast Cancer (MK-5890-003)