News|Articles|February 2, 2005

Pharmaceutical Technology

  • Pharmaceutical Technology-02-02-2005
  • Volume 29
  • Issue 2

Toward a Generic Approach for Stress Testing of Drug Substances and Drug Products

The Impurity Profiling Group reviews stress testing according to regulatory guidance documents. The authors emphasize what should be considered for late clinical phases and for registration application dossiers.

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Equivalence test using two one-sided tests are widely used for demonstrating the comparability of treatment effects in different research fields. The method described in the manuscript aims to use simulations in Microsoft Excel to compute power for 2 one-sided tests for two groups with unequal variances.