The AAPS Journal

, Volume 9, Issue 1, pp E109-E114

First online:

Key elements of bioanalytical method validation for small molecules

  • Surendra BansalAffiliated withHoffman-LaRoche Inc Email author 
  • , Anthony DeStefanoAffiliated withProcter & Gamble Pharmaceuticals


Method validation is a process that demonstrates that a method will successfully meet or exceed the minimum standards recommended in the Food and Drug Administration (FDA) guidance for accuracy, precision, selectivity, sensitivity, reproducibility, and stability. This article discusses the validation of bioanalytical methods for small molecules with emphasis on chromatographic techniques. We present current thinking on validation requirements as described in the current FDA Guidance and subsequent 2006 Bioanalytical Methods Validation Workshop white paper.


bioanalytical validation precision accuracy sensitivity selectivity reproducibility