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ABSTRACT: Objective
To evaluate the use of special expedited development and review pathways at the US Food and Drug Administration over the past two decades.Design
Cohort study.Setting
FDA approved novel therapeutics between 1987 and 2014.Population
Publicly available sources provided each drug's year of approval, their innovativeness (first in class versus not first in class), World Health Organization Anatomic Therapeutic Classification, and which (if any) of the FDA's four primary expedited development and review programs or designations were associated with each drug: orphan drug, fast track, accelerated approval, and priority review.Main outcome measures
Logistic regression models evaluated trends in the proportion of drugs associated with each of the fo
SUBMITTER: Kesselheim AS
PROVIDER: S-EPMC4580726 | biostudies-literature | 2015 Sep
REPOSITORIES: biostudies-literature