A Study to Learn About a Study Medicine Called Ibuzatrelvir in Adult and Adolescent Patients With COVID-19 Who Are Not Hospitalized But Are at Risk For Severe Disease

A Study to Learn About the Study Medicine Ibuzatrelvir in Adults With COVID-19 Who Are Severely Immunocompromised

A Study to Learn About the Study Medicine Called PF-07799933 in People With Advanced Solid Tumors With BRAF Alterations.

This is a Study to Learn About How the Combination of the Study Medicines Sigvotatug Vedotin Plus Pembrolizumab Works in People With Non-small Cell Lung Cancer With High Levels of PD-L1.

A Study to Learn About the Study Medicine Called PF-07868489 in Healthy Adult People and in People With Pulmonary Arterial Hypertension

A Study to Learn About the Study Medicine Called PF-07275315 in People With Moderate-To-Severe Asthma

A Study to Learn About the Study Medicine Called PF-08046876 in People With Advanced Solid Tumors

A Study of PF-08046054/SGN-PDL1V in Advanced Solid Tumors

A Study of Sigvotatug Vedotin in Advanced Solid Tumors

A Study of SGN-CEACAM5C in Adults With Advanced Solid Tumors