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CompletedNCT00880932Updated Apr 14, 2009

Warfarin and Non-Steroidal Anti-Inflammatory Drugs (NSAID) Customized Alert

An interventional study of Electronic Alert in Warfarin and NSAID, sponsored by University of Pennsylvania. Completed at 1 site in United States. Per ClinicalTrials.gov, last updated 2009-04-14.

Sponsored by University of Pennsylvania · Not applicable and Interventional

Phase
Not applicable
Study type
Interventional
Enrollment
1,865
Allocation
Randomized
Sex
All
01

Study summary

The hypothesis is that a newly formatted electronic alert that requires the prescriber to pause and enter a specific "reason for override" on this alert, will cause prescribers in the intervention group to be significantly less likely to prescribe the combination of warfarin and NSAID than prescribers in the control group.

02

Conditions studied

  • Warfarin and NSAID

Keywords

  • warfarin
  • NSAID
  • The condition is the concomitant prescription of
03

In context

Lead sponsor

University of Pennsylvania is the lead sponsor of 1,635 studies on the registry; 239 are open to participants now.

Of its 154 completed or terminated interventional studies of FDA-regulated products, 104 (68%) have results posted.

Counted across the registry records on this site, refreshed daily.

04

Who can participate

Ages eligible
Child (0–17), Adult (18–64), Older adult (65+)
Sexes eligible
All

Inclusion criteria

  • All resident physicians (RP) and nurse practitioners (NP) involved in inpatient care at two hospitals of the University of Pennsylvania

Exclusion criteria

Exclusion Criteria:

  • None
05

Study design

Phase
Not applicable
Allocation
Randomized
Intervention model
Parallel assignment
Masking
Single (Care provider)
Enrollment
1,865 participants (actual)

Study arms

  • Experimental
    customized electronic alert

    This intervention was not targeted to patients with a disease but to the providers. The intervention was not a drug but a customized electronic alert, requesting the prescriber to specify a "reason for override" whenever the combination drugs of warfarin and NSAID were ordered together.

    Behavioral: Electronic Alert

  • No intervention
    Standard practice

    The control group was not patients but the providers. Providers in the control group continued with the standard practice of receiving passive alerts in the form of message boxes warning the provider not to prescribe the combination drugs warfarin and NSAID.

Interventions

  • BehavioralElectronic Alert
06

What researchers measure

Primary outcomes

  1. Decreased rate of prescription of the combination of warfarin and NSAID

    Time frame: 17 months

07

Study locations

1 site
  • Hospital of the University of Pennsylvania and Penn Presbyterian Medical Center
    Phila, Pennsylvania 19104, United States
08

Updates

Tracking since Sep 25, 2026
No changes since tracking began. The registry record was last updated on Apr 14, 2009, before this site started recording changes on Sep 25, 2026. Its history is on ClinicalTrials.gov ↗
09

Registry details

Key details

Study ID
NCT00880932
Lead sponsor
University of Pennsylvania
First posted
Apr 14, 2009
Start date
Aug 2006
Primary completion
Dec 2007
Completion
Dec 2007
Last update
Apr 14, 2009

Oversight

Data monitoring committee
No
View the source record on ClinicalTrials.gov ↗

Not currently enrolling

This study is completed, as verified in Apr 2009. You cannot join it, but the record below documents what was studied.

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