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Applications of IVIVC in Formulation Development - PQRI

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INTERNAL AND EXTERNAL PREDICTABILITY MEASURES OF<br />

LEVEL A <strong>IVIVC</strong> FOR 200 mg MR TABLETS<br />

Batch<br />

15% HPMC<br />

Roller<br />

Compact<br />

MFG Site A<br />

30% HPMC<br />

Roller<br />

Compact<br />

MFG Site A<br />

Batch<br />

30% HPMC<br />

Wet<br />

Granulation<br />

MFG Site B<br />

Observed<br />

AUC<br />

Predicted<br />

AUC<br />

Intern al Predictability<br />

Absolute<br />

% PE<br />

Observed<br />

Cmax<br />

Predicted<br />

Cmax<br />

Absolute<br />

% PE<br />

8870 9094 2.53 362 344 4.95<br />

8984 9218 2.61 314 307 2.07<br />

Observed<br />

AUC<br />

Average % PE 2.57 Averag e % PE 3.51<br />

Predicted<br />

AUC<br />

External Predictability<br />

Absolute<br />

% PE<br />

Observed<br />

Cmax<br />

Predicted<br />

Cmax<br />

Absolute<br />

% PE<br />

8540 8772 2.72 308 309 0.36<br />

AUC units: ng·hr/mL; Cmax units: ng/mL

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