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Clinical trialNCT01606124TerminatedPhase 2Interventional

Polyphenon E in Treating Patients With High-Risk of Colorectal Cancer

SponsorMayo ClinicEnrollment39Adenocarcinoma of the ColonAdvanced Colorectal AdenomasStage I Colon CancerStage II Colon CancerStage III Colon Cancer
View the registry record on ClinicalTrials.gov

Summary

The lay summary the sponsor registered on ClinicalTrials.gov.

This phase II trial studies how well Polyphenon E works in treating patients with high-risk of colorectal cancer. Polyphenon E contains ingredients that may prevent or slow colorectal cancer.
clinicaltrials.gov ↗

Investigators

The overall officials registered on this study. Names that resolve to a findmyKOL profile link to it; the rest are shown as registered.

A profile link is shown only when the registered name resolves to a person record with a confident, namesake-checked match; ambiguous names stay unlinked.

Sites

3 registered facilities, with the per-site recruitment status where the registry publishes one. ClinicalTrials.gov does not publish per-site enrollment counts.

United States
  • University of Illinois

    Chicago, Illinois, United States

  • Hines Veteran'S Administration Hospital

    Hines, Illinois, United States

  • Mayo Clinic

    Rochester, Minnesota, United States

Site investigator names are published by ClinicalTrials.gov only while a study recruits, so completed studies list sites without them.

Drugs studied

The drug and biological interventions registered on this study, normalized to their RxNorm ingredient where possible.

Defined green tea catechin extract
Linked drugs open the directory filtered to KOLs working with them.clinicaltrials.gov ↗

Registration & key dates

Registry attributes as recorded on the ClinicalTrials.gov study record.

Start
30 Jun 2012
Primary completion
21 May 2015
Completion
21 May 2015
Last update posted
27 Oct 2017
Registered enrollment
39
Registry id
NCT01606124
clinicaltrials.gov ↗

Source: ClinicalTrials.gov, via the CTTI AACT database, data as of 24 Aug 2026. Registry facts are shown as registered by the study sponsor; findmyKOL does not interpret them.