Symbiotic-Lung-14: A Study to Learn About the Study Medicine Called PF08634404 in Combination With Chemotherapy in Adult Participants With Transformed Small Cell Lung Cancer

Summary

This study is being done to learn more about a new medicine called PF-08634404. The study team wants to understand how well PF-08634404 works when given alone or with chemotherapy . Chemotherapy is a type of cancer treatment that uses medicines to destroy cancer cells or stop them from growing. The study is for adults with Transformed Small Cell Lung Cancer (T-SCLC ). T SCLC is a rare lung cancer that happens when one type of lung cancer changes into a more aggressive type after treatment stops working.

Shortened from the sponsor's brief summary. View official record on ClinicalTrials.gov

Conditions studied

• Small Cell Lung Cancer
• Small Cell Lung Cancer ( SCLC )
• Transformed Small Cell Lung Cancer
• Lung Neoplasms
• Carcinoma, Small Cell Lung
• Small Cell Cancer Of The Lung

Eligibility basics and study details

Study type

Interventional

Phase

Phase 2

Ages

18 years and older

Sex

All

Healthy volunteers

Not accepted

Sponsor

Pfizer

Last updated on ClinicalTrials.gov

October 9, 2026

These are the basic criteria only. The full inclusion and exclusion criteria are on the official record, and the study team decides who can take part.

US recruiting sites