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Computer Stop Order Alert to Prevent Concurrent Prescribing of Trimethoprim/Sulfamethoxazole and Warfarin

Information source: University of Pennsylvania
ClinicalTrials.gov processed this data on August 23, 2015
Link to the current ClinicalTrials.gov record.

Condition(s) targeted: Prescribers' Drug Orders

Intervention: Trimethoprim/Sulfamethoxazole and Warfarin (Drug)

Phase: N/A

Status: Terminated

Sponsored by: University of Pennsylvania


To determine if a computerized stop order will reduce the number of concurrent trimethoprim/sulfamethoxazole and warfarin orders accepted through the inpatient electronic ordering system while a patient is hospitalized.

Clinical Details

Official title: Randomized Controlled Study of a Computer Stop Order Versus Routine Practice When Trimethoprim/Sulfamethoxazole is Ordered Concurrently With Warfarin

Study design: Allocation: Randomized, Intervention Model: Parallel Assignment, Masking: Single Blind (Subject)

Primary outcome: Reduce concomitant orders for warfarin and tmp/smx

Secondary outcome:

Determine if computerized stop order will increase risk for inadvertent cessation of warfarin

Determine if computerized stop order will increase risk of delay of treatment with tmp/sulfa when determined to be necessary for treatment


Minimum age: N/A. Maximum age: N/A. Gender(s): Both.


Inclusion Criteria: All resident physicians and nurse practitioners involved in inpatient care. Exclusion Criteria: None-

Locations and Contacts

Additional Information

Starting date: August 2006
Last updated: March 26, 2009

Page last updated: August 23, 2015

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