Levoleucovorin

Testing the Addition of the Anti-cancer Drug Venetoclax and/or the Anti-cancer Immunotherapy Blinatumomab to the Usual Chemotherapy Treatment for Infants With Newly Diagnosed KMT2A-rearranged or KMT2A-non-rearranged Leukemia

Substudy 06C: A Study of Investigational Agents With Pembrolizumab (MK-3475) and Chemotherapy in Participants With First-Line Locally Advanced Unresectable/Metastatic Gastroesophageal Adenocarcinoma (MK-3475-06C/KEYMAKER-U06)

Phase 2 Futibatinib in Combination With PD-1 Antibody Based Standard of Care in Solid Tumors

Substudy 06E: Umbrella Study of Combination Therapies in Esophageal Cancer (MK-3475-06E/KEYMAKER-U06)

A Study of Tucatinib With Trastuzumab and mFOLFOX6 Versus Standard of Care Treatment in First-line HER2+ Metastatic Colorectal Cancer

Imatinib Mesylate and Combination Chemotherapy in Treating Patients With Newly Diagnosed Philadelphia Chromosome Positive Acute Lymphoblastic Leukemia

Efficacy and Safety of Pembrolizumab (MK-3475) Plus Lenvatinib (E7080/MK-7902) Plus Chemotherapy in Participants With Metastatic Esophageal Carcinoma (MK-7902-014/E7080-G000-320/LEAP-014)

Tislelizumab Plus FOLFOX Versus POF in the Treatment of Locally Advanced: a Multicenter, Open-label, Randomized Phase III Studyunresectable or Metastatic Gastric/Gastroesophageal Junction Adenocarcinoma

Phase I/II Study of the Combination of Irinotecan and POF (POFI) and Tislelizumab

Study of Pembrolizumab (MK-3475) Versus Placebo in Participants With Esophageal Carcinoma Who Are Receiving Chemotherapy and Radiation Therapy (MK-3475-975/KEYNOTE-975)

Treatment of Colorectal Liver Metastases With Immunotherapy and Bevacizumab

Phase II Study of the Combination of Irinotecan and POF (POFI) and Tislelizumab in Advanced Gastric Cancer

Phase II Trial of FOLFOXIGIL Versus FOLFOXIRI as First-line Therapy in Patients With mCRC