Clinical trial

Green Tea or Polyphenon E in Preventing Lung Cancer in Former Smokers With Chronic Obstructive Pulmonary Disease

NCT00363805

StatusCOMPLETED

Study typeINTERVENTIONAL

Start date2004-05-01

PhasePHASE2

Study timeline

Study start (unknown)2004-05-01Date precision: month

Registry last updated2013-11-28

Observed by CureCurrent2026-10-07

Recorded dates are source observations, not predictions. Missing milestones are not estimated.

Conditions

Lung Cancer Preventionunresolved

Interventions

green teaDIETARY_SUPPLEMENT

Polyphenon EDRUG

placeboOTHER

Sponsors & collaborators

Sherry Chowlead sponsor

National Cancer Institute (NCI)collaborator

Mapped research locations

TucsonArizona, United States3

Registry source

Open the source record to verify current eligibility, contacts, locations and registry updates.

Open NCT00363805 on ClinicalTrials.gov ↗

Registry-derived research relationships: ClinicalTrials.gov. Raw condition and intervention labels remain distinct from canonical MONDO/RxNorm entities unless separately normalized.