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Withdrawn Phase 4 Interventional

Ketamine in Colorectal Surgery

ClinicalTrials.gov ID: NCT02785003

Public ClinicalTrials.gov record NCT02785003. 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 18, 2026, 8:07 AM EDT

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

Official title

Continuous Ketamine Infusion Versus Placebo in the Treatment of Acute Post-Surgical Pain: A Randomized Trial Evaluating the Efficacy of Ketamine in Colorectal Surgery

Brief summary

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

This study will evaluate the effectiveness of ketamine infusions in the management of acute pain following open or laparoscopic colorectal surgery cases. Half of patients will receive the institutional standard of care and a placebo infusion (no active medication). The other half of patients will receive the institutional standard of care and a ketamine infusion. All subjects and staff will be blinded as to whether they are receiving placebo or ketamine.

Study identification

NCT ID
NCT02785003
Recruitment status
Withdrawn
Study type
Interventional
Phase
Phase 4
Enrollment
Not listed

Conditions and interventions

Eligibility (public fields only)

Age range
18 Years and older
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
Jul 2016 (Type not available)
Primary completion
Aug 2017 (Estimated)
Completion
Aug 2018 (Estimated)
Last update posted
Oct 26, 2017

2016 – 2018

United States locations

U.S. sites
1
U.S. states
1
U.S. cities
1
Facility City State ZIP Site status
Froedtert Memorial Lutheran Hospital Milwaukee Wisconsin 53226 —

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 NCT02785003, 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 Oct 26, 2017 · Synced Oct 18, 2026

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Open the official record

The complete public registry record, listed eligibility criteria, and available contact information for NCT02785003 live on ClinicalTrials.gov.

View official ClinicalTrials.gov record →