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Trial · NCT01859715

Emergency Department (ED) Drug Interaction in Emergency Department Patients

NCT01859715, Not applicable, Completed, University of Colorado, Denver; results first posted 2016-05-05

3 sourcestrials-2026-11-12-0.5.0

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ConductScience Library. Emergency Department (ED) Drug Interaction in Emergency Department Patients. Trials, record NCT01859715. Release trials-2026-11-12-0.5.0, 12 Nov 2026. https://conductscience.org/library/trials/NCT01859715

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Trial

As registered on ClinicalTrials.gov, in the graph's capture of the registry.

Title
Emergency Department (ED) Drug Interaction in Emergency Department Patients
NCT number
NCT01859715
Status
Completed
Phases
Not applicable
Enrollment
502 participants, actual
Lead sponsor
University of Colorado, Denver
Conditions
Drug Interactions
Interventions
Oxycodone, Hydrocodone, Ondansetron
First posted
2013-05-22
Last updated
2016-05-05
Results first posted
2016-05-05
Limitations and caveats
These data are limited by the nature of self-reported medication ingestion histories and self-reported effectiveness measures for opioid pain medications.

Source ClinicalTrials.gov

Registered outcomes2

Each outcome the trial registered, primary first, in ClinicalTrials.gov's words.

ListOutcomeTime frameDescription
PrimaryDifference in Clinically Significant Visual Analogue Scale for Pain and Nausea Change Between CYP2D6 Users and Non-usersBaseline and 90 minutes
Clinically significant visual analogue scale (VAS; a measure of adult pain and nausea on a scale of 1-100 millimeters for increasing symptoms of pain and nausea) for patients who were administered either oxycodone, hydrocodone/acetaminophen, or ondansetron in the ED. Clinically significant change was defined as 13mm change on the VAS from baseline (when first VAS was completed) to 90 minutes following drug administration in the ED.
SecondaryAdverse Drug EventsDuration of ED stay, <24 hours. (up to 24 hours)Determine all possible adverse drug events that occurred after the study drugs were administered.

Outcomes2

Each outcome the trial posted results for, in ClinicalTrials.gov's words.

TypeOutcomeTime framePopulationUnitsMeasured as
PRIMARYDifference in Clinically Significant Visual Analogue Scale for Pain and Nausea Change Between CYP2D6 Users and Non-usersBaseline and 90 minutesmillimetersMEAN
SECONDARYAdverse Drug EventsDuration of ED stay, <24 hours. (up to 24 hours)participantsNUMBER

Results by group6

Each measurement the trial posted, group by group, in the words and numbers it posted.

OutcomeGroupCategoryValueSpreadUnits
Difference in Clinically Significant Visual Analogue Scale for Pain and Nausea Change Between CYP2D6 Users and Non-usersOxycodone Group7.495% Confidence Interval -0.8 to 15.6millimeters
Difference in Clinically Significant Visual Analogue Scale for Pain and Nausea Change Between CYP2D6 Users and Non-usersHydrocodone/Acetaminophen Group10.995% Confidence Interval 0.8 to 21.1millimeters
Difference in Clinically Significant Visual Analogue Scale for Pain and Nausea Change Between CYP2D6 Users and Non-usersNausea-observational Group-14.095% Confidence Interval -23.6 to -4.4millimeters
Adverse Drug EventsOxycodone Group0participants
Adverse Drug EventsHydrocodone/Acetaminophen Group0participants
Adverse Drug EventsNausea-observational Group0participants

Participant flow9

How many started, completed or left each group, period by period.

PeriodMilestoneGroupParticipantsUnits counted
Overall StudySTARTEDOxycodone Group141
Overall StudySTARTEDHydrocodone/Acetaminophen Group91
Overall StudySTARTEDNausea-observational Group116
Overall StudyCOMPLETEDOxycodone Group125
Overall StudyCOMPLETEDHydrocodone/Acetaminophen Group83
Overall StudyCOMPLETEDNausea-observational Group93
Overall StudyNOT COMPLETEDOxycodone Group16
Overall StudyNOT COMPLETEDHydrocodone/Acetaminophen Group8
Overall StudyNOT COMPLETEDNausea-observational Group23

Adverse events0

Each adverse event the trial posted, group by group: the participants affected out of those at risk.

None in this release.

Adverse event totals9

The totals the trial posted for each group.

TotalGroupAffectedAt risk
Total, all-cause mortalityOxycodone Group
Total, all-cause mortalityHydrocodone/Acetaminophen Group
Total, all-cause mortalityNausea-observational Group
Total, other adverse eventsOxycodone Group0141
Total, other adverse eventsHydrocodone/Acetaminophen Group091
Total, other adverse eventsNausea-observational Group0116
Total, serious adverse eventsOxycodone Group0141
Total, serious adverse eventsHydrocodone/Acetaminophen Group091
Total, serious adverse eventsNausea-observational Group0116

Papers0

The papers the trial lists on ClinicalTrials.gov.

None in this release.

Grants0

The grants NIH RePORTER links to the trial, newest funded first: NIH's, and some of AHRQ's, CDC's, FDA's and VA's. Each shows its title, principal investigators, organization and funder in its newest year.

None in this release.

Trial comparisons0

Comparisons of the trial's two groups, calculated by ConductScience from the counts it posted.

None in this release.

Tests0

The ConductCognition tests this trial's registered outcomes name, as ScienceGraph matched them in trial-tests-2026-11-12-0.2.1.

None in this release.

Data dates

The day each source was copied for this release.

ClinicalTrials.gov
2026-11-12
ClinicalTrials.gov
Results, from AACT
2026-03-23
AACT
NIH grant links
2026-11-13
NIH RePORTER

Sources 3

  • ClinicalTrials.gov's posted results, through CTTI's AACTFreely available. Acknowledgement requested
  • ClinicalTrials.govNo license stated
  • NIH RePORTER's clinical studies and project filesPublic domain
Each source's terms
  • ClinicalTrials.gov's posted results, through CTTI's AACTClinicalTrials.gov data via Aggregate Analysis of ClinicalTrials.gov (AACT), CTTI. CTTI makes its materials freely available and requests acknowledgement. https://aact.ctti-clinicaltrials.org/documentation/299
  • ClinicalTrials.govnone stated
  • NIH RePORTER's clinical studies and project filesPublic domain (NIH RePORTER)

ClinicalTrials.gov's data carry an international copyright outside the United States: https://clinicaltrials.gov/about-site/terms-conditions.

For software

Read this trial from software.

The record and each of its lists are JSON, twenty rows a page. No key.

GET https://conductscience.org/api/trials/v1/NCT01859715

GET https://conductscience.org/api/trials/v1/NCT01859715/registered