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Applications of IVIVC in Formulation Development - PQRI

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Level A <strong>IVIVC</strong> Validation – Acetate Buffer<br />

as Dissolution Medium<br />

Internal Predictability<br />

Formula Obs AUC Pred AUC %PE Obs C max Pred C max %PE<br />

Slow<br />

Release<br />

Fast<br />

Release<br />

63.4 65.9 3.94 1.77 1.83 3.22<br />

74.1 78.2 5.47 3.45 3.15 8.64<br />

Average %PE 4.69 Average %PE 5.93<br />

External Predictability<br />

Formula Obs AUC Pred AUC %PE Obs C max Pred C max %PE<br />

Medium<br />

Release<br />

66.8 67.1 0.41 2.26 2.16 4.56<br />

AUC units: ng-hr/mL, C max units: ng/mL

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