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Completed No phase listed Observational

Variation in Opioid Prescribing and Use for Acute Pain in Diverse Populations

ClinicalTrials.gov ID: NCT04509115

Public ClinicalTrials.gov record NCT04509115. 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 Nov 5, 2026, 7:35 AM EST

All trial information on this site comes from the official ClinicalTrials.gov public API (clinicaltrials.gov/api/v2), run by the U.S. National Library of Medicine. We only display that public information; we do not add opinions, endorsements, or any other intent. Always review the official ClinicalTrials.gov record for the latest information.

Official title

Real-World Data to Assess Variation in Opioid Prescribing and Use for Acute Pain in Diverse Populations

Brief summary

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

This study will characterize patient pain and opioid use after an initial opioid prescription for acute pain.

Study identification

NCT ID
NCT04509115
Recruitment status
Completed
Study type
Observational
Phase
Not listed
Lead sponsor
Yale University
Other
Enrollment
1,709 participants

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
Sep 11, 2020 (Actual)
Primary completion
Nov 30, 2023 (Actual)
Completion
Nov 30, 2023 (Actual)
Last update posted
Dec 5, 2023

2020 – 2023

United States locations

U.S. sites
5
U.S. states
5
U.S. cities
5
Facility City State ZIP Site status
University of Alabama Birmingham Birmingham Alabama 35233 —
Cedars Sinai Los Angeles California 90048 —
Yale-New Haven Health New Haven Connecticut 06510 —
Mayo Clinic Rochester Minnesota 55905 —
Monument Health Rapid City South Dakota 57701 —

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 NCT04509115, 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 5, 2023 · Synced Nov 5, 2026

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Open the official record

The complete public registry record, listed eligibility criteria, and available contact information for NCT04509115 live on ClinicalTrials.gov.

View official ClinicalTrials.gov record →