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Counts and Proportions of New Users of Fentanyl Transdermal System with Evidence of Prior Opioid Tolerance

    Basic Details
    Date Posted
    Medical Product
    fentanyl transdermal system

    This report provides the number and proportion of "opioid-tolerant-only" episodes of transdermal fentanyl that were prescribed to patients with evidence of prior‐established “opioid tolerance” by dose of transdermal fentanyl. This analysis only assesses the first eligible transdermal fentanyl episode per user, by dose. Data from January 1, 2009 to December 31, 2013 from 15 Data Partners contributing to the Mini-Sentinel Distributed Database (MSDD) were included in this report. The request was distributed to two Data Partners in March 2016 and to the remaining 13 participating Data Partners in April 2016.

    Additional Details
    FDA Center
    Time Period
    January 1, 2009 - December 31, 2013
    Analysis Type
    Population / Cohort
    All individuals
    Data Sources
    Mini-Sentinel Distributed Database (MSDD)