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Withdrawn Phase 2 Interventional

A Study To Evaluate The Safety And Efficacy Of PF-06826647 In Participants With Moderate To Severe Ulcerative Colitis

ClinicalTrials.gov ID: NCT04209556

Public ClinicalTrials.gov record NCT04209556. Field values are reproduced from the official study page; the official ClinicalTrials.gov record remains the source of truth for eligibility, enrollment, and contact information.

ClinicalTrials.gov public records Last synced Oct 19, 2026, 9:13 PM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Official title

A PHASE 2B, RANDOMIZED, DOUBLE-BLIND, PARALLEL-GROUP, PLACEBO-CONTROLLED STUDY WITH AN OPEN LABEL EXTENSION TO EVALUATE THE SAFETY AND EFFICACY OF PF-06826647 IN PARTICIPANTS WITH MODERATE TO SEVERE ULCERATIVE COLITIS

Brief summary

Reproduced verbatim from the official ClinicalTrials.gov record. Not medical advice.

The purpose of this study is to evaluate efficacy and safety of PF-06826647 in moderate to severe ulcerative colitis

Study identification

NCT ID
NCT04209556
Recruitment status
Withdrawn
Study type
Interventional
Phase
Phase 2
Lead sponsor
Pfizer
Industry
Enrollment
Not listed

Conditions and interventions

Eligibility (public fields only)

Age range
18 Years to 75 Years
Sex
All
Healthy volunteers
Healthy volunteers not accepted

This page does not interpret eligibility. Detailed inclusion and exclusion criteria are on the official ClinicalTrials.gov record.

Study timeline

Start date
Sep 30, 2020 (Estimated)
Primary completion
Oct 26, 2023 (Estimated)
Completion
Oct 26, 2023 (Estimated)
Last update posted
Dec 17, 2020

2020 – 2023

United States locations

U.S. sites
24
U.S. states
7
U.S. cities
15
Facility City State ZIP Site status
Hope Clinical Research Canoga Park California 91303 —
ADVA Clinical Research Inglewood California 90301 —
Centinela Valley Endoscopy Center Inglewood California 90301 —
Inglewood Imaging Center Inglewood California 90301 —
Surinder Saini, M.D., Inc. Newport Beach California 92660 —
Renaissance Imaging Center (CT/Xray) Northridge California 91325 —
Valley Endoscopy Center (Colonoscopy/Flexible sigmoidoscopy) Tarzana California 91356 —
Saludmax Medical Corp. Miami Florida 33165 —
Alliance Clinical Research of Tampa Tampa Florida 33615 —
Gastroenterology Consultants P.C. Roswell Georgia 30076 —
Internal Medicine Associates (c/o TrialSpark, Inc.) Merrillville Indiana 46410 —
Gastroenterology Associates of New Jersey, LLC (c/o TrialSpark, Inc.) Clifton New Jersey 07013 —
Physicians Ambulatory Surgery Center, LLC, dba Physicians Endoscopy Center Houston Texas 77063 —
Houston Digestive Diseases Consultants, P.A. Houston Texas 77074 —
Memorial Hermann SW Surgery Center Houston Texas 77074 —
Gastroenterology Consultants of San Antonio San Antonio Texas 78230 —
Victorium Clinical Research San Antonio Texas 78230 —
South Texas Radiology Imaging Center San Antonio Texas 78258 —
Sugar Lakes Family Practice, PA Sugar Land Texas 77479 —
Gastroenterolgy Associates of Northern Virginia Fairfax Virginia 22031 —
Gastroenterology Associates of Northern Virginia Fairfax Virginia 22031 —
Verity Research, Inc. Fairfax Virginia 22031 —
Fair Oaks Imaging Center- Reston Radiology Consultants Fairfax Virginia 22033 —
Associates in Gastroenterology (c/o TrialSpark, inc) Woodbridge Virginia 22192 —

Site contact phone numbers, emails, and investigator names are intentionally not displayed here. Open the official ClinicalTrials.gov record for site contact information.

About this trial record page

What this page shows
Public field values for ClinicalTrials.gov record NCT04209556, including study identification, conditions, interventions, eligibility (age, sex, healthy volunteer), timeline, and U.S. site list.
What this page does not do
No medical advice, eligibility judgments, treatment recommendations, study quality scoring, or AI-generated medical summaries. No site contact phone numbers, emails, or investigator names.
Where the data comes from
Sourced from the official ClinicalTrials.gov public API. The official record is the source of truth.
Last refresh
Last update posted Dec 17, 2020 · Synced Oct 19, 2026

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Open the official record

The complete public registry record, listed eligibility criteria, and available contact information for NCT04209556 live on ClinicalTrials.gov.

View official ClinicalTrials.gov record →