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Withdrawn Phase 4 Interventional

A Randomized, Double-Blind, Placebo-Controlled, Parallel-Group Study of the Relationship Between Intraoperative Intravenous Acetaminophen and Postoperative Opioid Avoidance for Ambulatory Surgical Procedures

ClinicalTrials.gov ID: NCT01231191

Public ClinicalTrials.gov record NCT01231191. 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 Sep 7, 2026, 3:33 AM EDT

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

Brief summary

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

This is a research study to determine if giving acetaminophen intravenously in hte operating room will decrease the number of patients who require additional pain medicine, such as morphine, after surgery in the recovery room.

Study identification

NCT ID
NCT01231191
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Withdrawn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
Not listed
Primary completion
Not listed
Completion
Not listed
Last update posted
Mar 7, 2012

United States locations

U.S. sites
1
U.S. states
1
U.S. cities
1
Facility City State ZIP Site status
UCSD Medical Center (Hillcrest and Thornton) San Diego California 92103

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 NCT01231191, 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 Mar 7, 2012 · Synced Sep 7, 2026

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Open the official record

The complete protocol, eligibility criteria, and contact information for NCT01231191 live on ClinicalTrials.gov.

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