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US 2006/0148982 A1Published application
Drug delivery
OwnerIjeoma Uchegbu, Andreas Schatzlein +1inventors
InventorsIjeoma Uchegbu, Andreas Schatzlein, Woei Cheng
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Abstract
This invention relates to the delivery of drugs. In particular, this invention relates to the oral delivery of poorly soluble drugs using novel amphiphilic polymers with both solubilising and absorption enhancing properties.
Claims13
A polyethylenimine polymer according to the following formula:
- wherein
- α is between 0 to 90%;
- β is between 0 to 100%;
- γ is between 0 to 50%;
- wherein α+β+γ=100%;
- and
- the Z groups are hydrophobic and are independently hydrogen or any linear or branched, substituted or unsubstituted, or cyclo form of any hydrophobic substituent;
- and
- Y may represent a hydrophilic substituent.
6 more elements
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Dependencies are inferred from the claim text.