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US 10,238,737 B2Granted
Oral administration of at least one pharmaceutical and/or antigenic active substance
AssigneeSociete D'Exploitation De Produits Pour Les Industries Chimiques Seppic
InventorsJuliette Ben Arous, Laurent Dupuis, Jerome Gaucheron
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Abstract
Disclosed is a gastro-resistant vector for the oral administration of at least one pharmaceutical and/or antigenic active substance including an aqueous phase (W) and an oily phase (O) in the form of a water-in-oil (W/O)-type emulsion wherein the aqueous phase includes at least one active principle and between 2 and 40 wt. % of a hydrophilic polymer that is insoluble in an aqueous phase of pH<6.5.
Claims17
A gastroresistant vector suitable for oral administration of at least one pharmaceutical and/or antigenic active substance comprising:
- an aqueous phase (W), and
- an oily phase (O),
- said vector being in the form of an emulsion of water-in-oil (W/O) type,
- wherein the aqueous phase comprises at least one active ingredient and sodium polyacrylate, and
- wherein said vector comprises at least 10% by weight water, 20% to 80% by weight of oil, and from 2% to 40% by weight of sodium polyacrylate.
2 more elements
Dependencies are inferred from the claim text.