Extended release promethazine HCl using acrylic polymers by freeze-drying and spray-drying techniques: formulation considerations

The present study investigated a novel extended release system of promethazine hydrochloride (PHC) with acrylic polymers Eudragit RL100 and Eudragit S100 in different weight ratios (1:1 and 1: 5), and in combination (0.5+1.5), using freeze-drying and spray-drying techniques. Solid dispersions were c...

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Main Authors: Ruchi Tiwari (Author), Birendra Srivastava (Author), Gaurav Tiwari (Author), Awanik Rai (Author)
Format: Book
Published: Universidade de São Paulo, 2009-12-01T00:00:00Z.
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3rd Floor Main Library

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Call Number: A1234.567
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