Active ingredient-containing floating forms comprising polyvinyl acetate and polyvinylpyrrolidone, their use and production
First Claim
1. An oral dosage form comprisinga) one or more active ingredients b) a formulated mixture of polyvinyl acetate and polyvinylpyrrolidone c) where appropriate other excipients customary for producing the dosage form, which floats on gastric fluid and displays delayed release of active ingredient, wherein the proportion of the formulated mixture of polyvinyl acetate and polyvinylpyrrolidone is between 20 and 70%, based on the total weight of the oral dosage form.
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Abstract
The present invention relates to oral dosage forms comprising
a) one or more active ingredients
b) a formulated mixture of polyvinyl acetate and polyvinylpyrrolidone
c) where appropriate other excipients customary for producing the dosage form,
wherein they float on gastric fluid and display delayed release of active ingredient, and to the use and production thereof.
169 Citations
22 Claims
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1. An oral dosage form comprising
a) one or more active ingredients b) a formulated mixture of polyvinyl acetate and polyvinylpyrrolidone c) where appropriate other excipients customary for producing the dosage form, which floats on gastric fluid and displays delayed release of active ingredient, wherein the proportion of the formulated mixture of polyvinyl acetate and polyvinylpyrrolidone is between 20 and 70%, based on the total weight of the oral dosage form.
Specification