Solid pharmaceutical dispersions with enhanced bioavailability
First Claim
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1. A spray dried solid dispersion comprising a sparingly water-soluble drug and hydroxypropyl methylcellulose acetate succinate (HPMCAS), wherein said dispersion is a homogeneous solid solution, and said drug consists of an amorphous drug, molecularly dispersed in said dispersion, and having a drug:
- polymer weight ratio between 1;
0.4 and 1;
20.
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Abstract
Spray dried solid dispersions comprising a sparingly soluble drug and hydroxypropylmethylcellulose acetate succinate (HPMCAS) provide increased aqueous solubility and/or bioavailability in a use environment.
34 Citations
16 Claims
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1. A spray dried solid dispersion comprising a sparingly water-soluble drug and hydroxypropyl methylcellulose acetate succinate (HPMCAS), wherein said dispersion is a homogeneous solid solution, and said drug consists of an amorphous drug, molecularly dispersed in said dispersion, and having a drug:
- polymer weight ratio between 1;
0.4 and 1;
20. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15)
- polymer weight ratio between 1;
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16. spray dried solid dispersion comprising a sparingly water-soluble drug, hydroxypropyl methylcellulose acetate succinate (HPMCAS), wherein said dispersion is a homogeneous solid solution, such that said drug is molecularly dispersed and substantially completely amorphous in said dispersion, and having a drug:
- polymer weight ratio between 1;
0.4 and 1;
20.
- polymer weight ratio between 1;
Specification