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Table 7 Solubility study of solid dispersion (SD) and physical mixture (PM)

From: Development and characterization of solid dispersion-based orodispersible tablets of cilnidipine

Formulation

Buffer (mcg/ml)

Inference

Water (mcg/ml)

Inference

Pure drug

0.2734

Very slightly soluble

0.0071

Practically insoluble

SD1

0.6546

Very slightly soluble

0.4832

Very slightly soluble

SD2

0.8424

Very slightly soluble

0.5570

Very slightly soluble

SD3

1.0051

Slightly soluble

0.6371

Very slightly soluble

PM1

0.4506

Very slightly soluble

0.3154

Very slightly soluble

PM2

0.5996

Very slightly soluble

0.4318

Very slightly soluble

PM3

0.7685

Very slightly soluble

0.5157

Very slightly soluble